CNC Precision Materials

Metals

Aluminum
Copper
Bronze
Brass
Steel
Stainless Steel
Magnesium
Titanium
Alloy 6061
Alloy 6063
Alloy 7075
Alloy 1100

Aluminum

Aluminum is a lightweight, versatile metal widely used in CNC machining for structural and enclosure parts. It offers excellent machinability, good corrosion resistance, and a high strength-to-weight ratio suited for production and prototyping.

High strength-to-weight ratio for lightweight parts
Superior machinability for fast CNC cycles
Strong corrosion resistance with anodized finishes
Good thermal and electrical conductivity
Highly recyclable, reduces material costs

Applications

Automotive Components
Used for engine brackets, housings, and body panels requiring lightweight strength.
Aerospace Structures
Machined airframe parts and fittings where high strength-to-weight is critical.
Electronic Housings
Enclosures and heat spreaders offering EMI shielding and thermal management.

Copper

Copper is a versatile, high-conductivity metal widely used in CNC machining for electrical and thermal components. Its excellent ductility and corrosion resistance make it suitable for precision parts, fittings, and heat-transfer assemblies.

Exceptional electrical conductivity for power applications.
High thermal transfer for heat-sinking components.
Good corrosion resistance in many environments.
Ductile and formable for complex geometries.
Easily brazed, plated, and soldered connections.

Applications

Electrical Contacts
Used for high-conductivity contacts, terminals, and busbars requiring low resistance and tight tolerances.
Heat Exchangers
Machined plates and fins exploit copper's superior thermal conductivity for efficient heat transfer.
Plumbing Components
Valves, fittings, and piping use copper for corrosion resistance and hygienic properties.

Bronze

Bronze is a family of copper-based alloys, typically copper‑tin or copper‑aluminum, valued for wear resistance and corrosion performance. Its combination of low friction, good machinability, and strength makes it ideal for bearings, gears, marine fittings, and precision CNC components.

Excellent wear resistance and low friction
Superior corrosion resistance in marine environments
Good machinability for CNC turning and milling
High load-bearing capacity and fatigue strength
Stable dimensional performance and long service life

Applications

Bushings & Bearings
Used for low-friction bearings and bushings in rotating machinery due to wear resistance.
Marine Hardware
Common for propeller shafts, fasteners and fittings resisting seawater corrosion and galling.
Valve Components
Valves and trim use bronze for corrosion-resistant, low-friction seating and longevity.

Brass

Brass is a copper–zinc alloy prized for excellent machinability, conductivity, and corrosion resistance. It machines cleanly to tight tolerances and delivers an attractive finish for functional and aesthetic parts.

Excellent machinability with superior chip control
Good corrosion resistance in many environments
High electrical and thermal conductivity
Attractive finish for visible components
Suitable for precision CNC turning and milling

Applications

Plumbing Fittings
Used for valves, fittings, and fixtures because of corrosion resistance and formability.
Electrical Connectors
Employed where conductivity and solderability are required in terminals and connectors.
Precision Components
Ideal for bearings, gears, and fasteners needing tight tolerances and smooth finishes.

Steel

Steel is a versatile, high-strength metal widely used in CNC machining and manufacturing. Alloy selection and heat treatment let you tailor hardness, toughness, and machinability to part requirements.

High tensile strength for structural applications
Excellent wear and fatigue resistance in service
Wide range of alloy and heat-treat options
Good machinability with proper tooling and coolant
Weldable and readily formed for assemblies

Applications

Automotive Components
Used for chassis, gears, and suspension parts requiring strength and fatigue resistance.
Industrial Machinery
Common for shafts, bearings, and frames subjected to heavy loads and wear.
Construction Structures
Primary material for beams, columns, and reinforcements offering high structural integrity.

Stainless Steel

Stainless steel is a corrosion-resistant alloy family used for structural, hygienic, and precision components in industrial manufacturing. Grades vary in strength, heat tolerance, and machinability—select grade and tooling to optimize CNC performance.

High corrosion resistance across many environments
Good strength with elevated temperature resistance
Suitable for sanitary and food-contact parts
Excellent surface finish and polishability
Wide grade availability for tailored performance

Applications

Food Processing
Housings, valves and conveyors requiring sanitary, corrosion-resistant, easy-to-clean surfaces.
Marine Equipment
Prop shafts, fittings and fasteners resisting saltwater corrosion and biofouling.
Medical Devices
Instruments, implants, and trays requiring biocompatibility and sterilization resistance.

Magnesium

Magnesium is the lightest structural metal, offering an excellent strength-to-weight ratio and fast machinability for CNC and casting processes. Common magnesium alloys provide good thermal conductivity and vibration damping but require corrosion protection and careful chip handling.

Exceptional strength-to-weight for weight-sensitive parts
Excellent machinability for high-speed CNC
Good thermal and electrical conductivity
Effective vibration damping for noise reduction
Requires corrosion protection and chip safety

Applications

Automotive Components
Used for structural brackets, housings, and instrument panels to reduce vehicle weight.
Electronics Housings
Lightweight enclosures and heat-sinking frames for laptops, cameras, and portable devices.
Aerospace Structures
Interior components and non-critical structural parts where weight savings matter.

Titanium

Titanium is a lightweight metal offering a superior strength-to-weight ratio and excellent corrosion resistance for demanding CNC-machined parts. It suits aerospace, medical, and industrial applications but requires optimized tooling and coolant control during machining.

Exceptional strength-to-weight ratio for lightweight parts
Outstanding corrosion resistance in harsh environments
Biocompatible for medical implant applications
High fatigue strength for cyclic loading
Suitable for high-temperature aerospace components

Applications

Aerospace Structures
Used for airframe fittings, actuators, and high-temperature components requiring low weight and high strength.
Medical Devices
Preferred for implants and surgical instruments due to biocompatibility and corrosion resistance.
Industrial Machinery
Used in corrosion-resistant fasteners, shafts, and heat exchangers for long service life.

Alloy 6061

Alloy 6061 is a heat-treatable aluminum alloy commonly used for CNC machining and structural components. It balances strength, machinability, weldability, and corrosion resistance for precision manufactured parts.

High strength-to-weight ratio for light structures
Excellent machinability with consistent surface finish
Heat-treatable to T6 for increased hardness
Good weldability and post-weld strength
Strong corrosion resistance and anodizing compatibility

Applications

Automotive Components
Used for brackets, housings, and lightweight structural parts requiring precision machining.
Aerospace Structures
Used in airframe fittings, ribs, and assemblies where strength-to-weight is critical.
Marine Equipment
Corrosion-resistant parts, fittings, and extrusions for saltwater exposure after proper finishing.

Alloy 6063

Alloy 6063 is an aluminum–magnesium–silicon alloy optimized for extrusion, offering excellent formability and a clean anodized finish. It provides moderate strength, good corrosion resistance and reliable weldability for architectural and light structural components.

Excellent extrudability for complex profiles
Consistent, clean anodized surface finish
Good corrosion resistance in outdoor environments
Good machinability for secondary operations
Heat-treatable to increase mechanical strength

Applications

Architectural Extrusions
Profiles for windows, doors and frames with excellent finish and corrosion resistance.
Automotive Trim
Lightweight exterior and interior trim with good finishability and corrosion protection.
Heat Sinks
Extruded fins and profiles where conductivity and formability are required.

Alloy 7075

Alloy 7075 is a high-strength aluminum alloy widely used where maximum strength and low weight are required. It machines well with rigid setups and heat-treats to T6 for peak mechanical performance, making it ideal for precision CNC parts.

Very high strength-to-weight ratio for structures
Excellent fatigue resistance in cyclic loading
Good machinability with rigid setups
Responds to T6 heat treatment
Accepts hard anodizing for wear resistance

Applications

Aerospace Structures
Used for wing fittings, bulkheads and high-stress structural components requiring high strength.
Defense Components
Common in firearm receivers, mounts and hardened parts where strength and fatigue resistance are critical.
High-Performance Sports
Ideal for bicycle frames, climbing hardware and equipment needing lightweight strength.

Alloy 1100

Alloy 1100 is a commercially pure aluminum (≥99% Al) known for excellent corrosion resistance and exceptional formability. Its low strength limits structural use but makes it ideal for deep drawing, brazing, and thermal or electrical components.

Excellent corrosion resistance in many environments
Superior formability for deep drawing and spinning
High thermal and electrical conductivity
Easily brazed and welded in shop
Lightweight with good surface finishing compatibility

Applications

Chemical Equipment
Used for tanks, piping and fittings due to corrosion resistance and formability.
Food Handling
Common for cookware, utensils, and processing equipment where purity and corrosion resistance are required.
Heat Exchangers
Employed in lightweight heat transfer fins and components; high thermal conductivity improves efficiency.

Plastics

ABS
PC
PMMA (Acrylic)
POM
PA (Nylon)
PE
PEEK
PP
HDPE
FR-4
Bakelite
HIPS
LDPE
PBT
PPA
PAI
UPE
PTFE (Teflon)
PVC
PS
PPS
PET
Soft Rubber
PU Resin
Epoxy Resin
Silicone

ABS

ABS (Acrylonitrile Butadiene Styrene) is a versatile engineering thermoplastic offering excellent toughness, impact resistance, and good machinability for prototyping and production parts. It machines cleanly with sharp tooling, accepts paints and adhesives, and is commonly used for housings, trims, and consumer components, with moderate heat and UV limitations.

High impact resistance and toughness
Excellent machinability for tight tolerances
Good dimensional stability in moderate temperatures
Accepts paints, adhesives, and plating
Low moisture absorption under normal conditions

Applications

Electronic Housings
Common for instrument housings and protective covers due to stiffness and finishability.
Automotive Interiors
Used for trim, panels and vents where impact resistance and cost efficiency are required.
Rapid Prototyping
Ideal for functional prototypes and fit checks; easy to machine and modify.

PC

Polycarbonate (PC) is an impact-resistant engineering thermoplastic with excellent optical clarity, used widely in molded and machined parts. It suits prototypes and production components where toughness, transparency, and dimensional stability are required.

High impact resistance for durable parts
Excellent optical clarity for transparent components
Good dimensional stability under heat
Easy injection molding and thermoforming
Flame-retardant grades available to spec

Applications

Automotive Interiors
Used for instrument panels, lenses, and trim requiring toughness and clarity.
Safety Glazing
Transparent impact-resistant windows and shields for signage and machine guards.
Electrical Components
Insulators, connectors and housings needing dimensional stability and dielectric properties.

PMMA (Acrylic)

PMMA (acrylic) is a lightweight, rigid thermoplastic known for outstanding optical clarity and good weathering. It machines cleanly, polishes to a high gloss, and suits display, optical, and prototyping applications.

Exceptional optical clarity and light transmission
Excellent CNC machinability with crisp edges
Good weathering and UV resistance outdoors
Lightweight alternative to glass reduces weight
Polishes to high gloss finish easily

Applications

Display Panels
Used for illuminated sign faces and retail displays due to clarity and light diffusion.
Optical Components
Precision lenses, light guides, and covers where high transmission and low distortion are required.
Prototyping Parts
Rapid prototyping and functional prototypes benefiting from easy machining and finishing.

POM

POM (polyoxymethylene) is a high-performance engineering thermoplastic known for stiffness, low friction, and excellent dimensional stability for machined parts. It offers superior machinability and wear resistance for precision components used in industrial and consumer applications.

High stiffness and dimensional stability
Excellent machinability for tight tolerances
Low friction with long wear life
Good chemical and solvent resistance
Low moisture absorption for consistent parts

Applications

Precision Gears
Used for high precision, low friction gears in assemblies requiring tight dimensional control.
Bearings & Bushings
Machined bushings and sliding bearings provide low wear and consistent running surfaces.
Medical Components
Ideal for lightweight, low lubrication components in diagnostic devices and surgical tools.

PA (Nylon)

PA (Nylon) is a versatile engineering thermoplastic known for toughness, low friction, and excellent wear resistance. It suits CNC machining and injection molding for structural and bearing components but is hygroscopic, so plan for moisture-related dimensional changes.

High strength-to-weight ratio for structural parts
Excellent wear and abrasion resistance under load
Low friction coefficient for sliding assemblies
Good chemical resistance to oils and fuels
Hygroscopic: moisture absorption can alter dimensions

Applications

Gears and Bushings
Used for low friction, wear resistant gears, bushings, and splines in light-duty transmissions.
Electrical Components
Insulating housings and connectors benefit from nylon's dielectric properties and toughness.
Pump Components
Seals, impellers, and wear rings use nylon for chemical resistance and abrasion durability.

PE

PE (polyethylene) is a versatile thermoplastic used for molded parts and machined components, available in LDPE, HDPE and UHMW grades. It delivers low friction, excellent chemical resistance and high impact strength for a wide range of manufacturing applications.

High chemical resistance and moisture tolerance
Low coefficient of friction for sliding parts
Good impact strength and abrasion resistance
Easy to machine, weld and thermoform
Available in LDPE, HDPE and UHMW

Applications

Conveyor Components
Used for low-friction rollers, guides and wear strips in material handling systems.
Bearing Pads
UHMW and HDPE provide durable, low-friction bearing surfaces and wear pads.
Food Packaging
LDPE and HDPE used for hygienic, moisture-resistant packaging and containers.

PEEK

PEEK (polyether ether ketone) is a high-performance semicrystalline thermoplastic with exceptional mechanical, thermal, and chemical properties. It offers dimensional stability and low wear for precision CNC machining and demanding manufacturing applications.

High continuous use temperature up to 250°C
Exceptional mechanical strength and stiffness
Outstanding chemical and solvent resistance
Low wear and excellent abrasion resistance
Good electrical insulation and dielectric properties

Applications

Aerospace Components
Used for bearings, seals, and structural components in high-temperature aerospace environments.
Medical Devices
Ideal for sterilizable implants, instrument components and connectors needing biocompatibility.
Industrial Machinery
Common in gears, bushings, and valve parts resisting wear and chemicals.

PP

PP (polypropylene) is a semi-crystalline thermoplastic widely used for CNC machining and injection molding. It combines low density, excellent chemical resistance, low moisture uptake, and good fatigue performance for cost-effective, high-volume parts.

Low density for lightweight part designs
Excellent chemical and corrosion resistance
Low moisture absorption for dimensional stability
Good fatigue resistance for living hinges
Very cost-effective for high-volume production

Applications

Packaging Components
Used for rigid and flexible packaging with lightweight, chemical-resistant properties.
Chemical Tanks
Machined and molded for corrosion-resistant fluid storage and fittings.
Automotive Interiors
Used in trim, panels, clips and non-structural components.

HDPE

HDPE (high-density polyethylene) is a versatile thermoplastic commonly used for CNC machining, molding, and fabricated industrial parts. It provides excellent chemical resistance, low moisture uptake, high impact strength, and straightforward machinability for durable components.

Excellent chemical and corrosion resistance
Low moisture absorption for dimensional stability
High impact strength, good cold performance
Easy to machine and fabricate precise parts
Low friction surface for wear resistance

Applications

Chemical Tanks
Corrosion-resistant storage and linings for aggressive chemicals and solvent handling.
Food Processing
Safe contact surfaces, conveyors and cutting boards with excellent washdown resistance.
Marine Components
Used for fendering, deck fittings, and wear pads resisting saltwater degradation.

FR-4

FR-4 is a glass-reinforced epoxy laminate commonly used as a rigid PCB substrate and electrical insulator. It provides reliable dielectric performance, good mechanical strength, flame retardancy, and is readily machinable for routing and drilling.

High dielectric strength and electrical insulation
Flame-retardant per UL94 V-0 rating
Good dimensional and thermal stability
Machinable for routing, milling, and drilling
Stable dielectric constant across frequency ranges

Applications

Printed Circuit Boards
Standard substrate for rigid PCBs, providing insulation, mechanical support, and controlled dielectric properties.
Insulating Components
Used for spacers, standoffs, and terminal blocks requiring electrical isolation and mechanical rigidity.
Fixtures and Jigs
Low-cost, rigid material for CNC fixtures, drilling templates, and prototype tooling.

Bakelite

Bakelite is a thermosetting phenolic resin valued for heat resistance, electrical insulation, and dimensional stability. It is commonly supplied as molded parts, sheets, and machinable blanks; machining requires sharp tooling and conservative feeds due to brittleness.

High heat resistance up to 200°C
Excellent electrical insulation for high-voltage components
Good dimensional stability and low creep
Machinable with sharp tooling and slow feeds
Cost-effective for high-volume molded parts

Applications

Electrical Insulators
Used for insulators and terminal blocks requiring high dielectric strength.
Switchgear Housings
Common for switch plates and housings where heat resistance and isolation are needed.
Bearing Components
Used for low-speed bearings, bushings and washers with good compressive strength.

HIPS

High Impact Polystyrene (HIPS) is a low-cost, easily fabricated thermoplastic with improved impact resistance compared to general polystyrene. It machines cleanly, thermoforms and injection molds well, and accepts paints, adhesives and printing for production parts and prototypes.

Excellent impact resistance for cost-sensitive parts
Easy to machine, rout and mill
Smooth surface finish for painting and printing
Good dimensional stability in standard environments
Low cost and readily available stock sizes

Applications

Appliance Interiors
Used for refrigerator linings, interior panels and non-structural components.
Retail Displays
Common in thermoformed point-of-sale displays and signage due to low cost and easy finishing.
Prototyping Models
Rapid prototypes and concept models accept machining, painting and adhesive bonding.

LDPE

LDPE (low-density polyethylene) is a flexible, low-density thermoplastic with excellent chemical resistance and impact toughness. Commonly processed by extrusion, blow and injection molding, LDPE can also be CNC routed or fabricated for lightweight, corrosion-resistant components.

Excellent chemical and moisture resistance
Good low temperature toughness and flexibility
Excellent electrical insulation for low voltage applications
Easily thermoformed and welded for assemblies
Cost effective lightweight material for prototypes

Applications

Packaging Films
Used for flexible film and bags with reliable moisture barrier properties.
Tubes & Hoses
Chemical resistant tubing for low pressure fluid transfer and protective conduit.
Seals & Gaskets
Compressible, chemically resistant gaskets and seals for enclosures and joints.

PBT

PBT (polybutylene terephthalate) is a semi-crystalline engineering thermoplastic offering excellent dimensional stability, mechanical strength, and electrical insulation. It molds and machines well, with glass-filled and flame-retardant grades available for heat-resistant automotive, electrical, and consumer components.

High dimensional stability at elevated temperatures
Low moisture uptake compared to nylons
Excellent electrical insulating and dielectric properties
Good chemical and solvent resistance
Glass-filled grades for increased stiffness

Applications

Electrical Connectors
Used for insulated connectors and terminals thanks to flame retardancy and dielectric strength.
Automotive Components
Valve bodies, sensor housings, and exterior trims with heat and chemical resistance.
Consumer Appliances
Motor mounts, switches, and handles combining stiffness with cosmetic finish.

PPA

Polyphthalamide (PPA) is a high-performance engineering thermoplastic with superior heat, chemical and oil resistance compared with standard nylons. It supports precision injection molding and CNC machining while maintaining dimensional stability and long-term strength.

High heat resistance to 150–200°C
Excellent chemical and oil resistance properties
Low moisture absorption, stable dimensions
High stiffness and creep resistance
Good electrical insulation for connectors

Applications

Automotive Components
Used for high-temperature connectors, sensor housings, and under‑hood parts needing chemical resistance.
Electrical Connectors
Provides dielectric strength and dimensional stability in compact, high-temperature connector housings.
Industrial Machinery
Ideal for gears, valve components, and pump parts exposed to heat and chemicals.

PAI

Polyamide-imide (PAI) is an ultra-high-performance thermoplastic that delivers exceptional mechanical strength, stiffness and wear resistance at elevated temperatures. It machines well and retains dimensional stability for precision components that require continuous service up to approximately 260°C.

Exceptional strength and stiffness at high temperatures
Excellent dimensional stability and creep resistance
Outstanding wear and abrasion resistance for bearings
Good chemical and hydrolysis resistance in service
Machinable to tight tolerances; low thermal expansion

Applications

Aerospace Components
Used for high-temperature structural and electrical parts with strict weight and tolerance demands.
Industrial Bearings
Machined bearing and wear-ring parts that run at high loads and temperatures.
Valve Components
Seals, seats and valve parts resistant to chemicals and sustained heat.

UPE

UPE (ultra-high molecular weight polyethylene) is a tough, low-friction engineering plastic used for wear-resistant parts and low-noise components. It machines well with sharp tooling and offers excellent abrasion, chemical resistance, and impact performance for industrial applications.

Exceptional abrasion and wear resistance
Very low coefficient of friction
High impact strength and toughness
Outstanding chemical and corrosion resistance
Self-lubricating surface reduces maintenance needs

Applications

Conveyor Components
Used for wear strips, guides, and sliders on high-abrasion conveyors.
Bearing Bushings
Low-friction bushings and bearings for dry-running, maintenance-free applications.
Marine Fittings
Corrosion-resistant components, fender pads, and chafe guards in saltwater environments.

PTFE (Teflon)

PTFE (Teflon) is a high-performance fluoropolymer prized for ultra-low friction, wide temperature stability, and outstanding chemical resistance. It is commonly CNC-machined into seals, bearings, electrical insulators, and corrosion-resistant components; filled grades improve wear and dimensional stability.

Extremely low friction coefficient for sliding surfaces
Excellent chemical resistance across broad pH range
Wide continuous service temperature up to +260°C
Outstanding dielectric and electrical insulating properties
Low moisture absorption for dimensional stability

Applications

Seals & Gaskets
Common for static and dynamic seals due to chemical resistance and low friction.
Slide Bearings
Serves as low-friction bearing material in sliding assemblies, reducing wear under light loads.
Chemical Linings
Liners and corrosion-resistant components for tanks, pipes, and processing equipment.

PVC

Polyvinyl chloride (PVC) is a versatile thermoplastic available in rigid and flexible grades, offering strong chemical resistance, flame retardancy, and good dimensional stability. It machines well with standard tooling, bonds and welds readily, and provides a cost-effective option for piping, jacketing, and fabricated components.

Excellent chemical and corrosion resistance
Low-cost material with predictable dimensional stability
Good electrical insulation and dielectric performance
Easy to machine, saw, and bond
Flame-retardant grades available for safety

Applications

Industrial Piping
Common in chemical-resistant piping and ductwork; easy to glue and weld.
Cable Jacketing
Used for wire and cable insulation and jacketing due to dielectric and flame properties.
Sign Fabrication
Sheet stock machined for signs, displays, and thermoformed components.

PS

Polystyrene (PS) is an amorphous, low-cost thermoplastic commonly used for injection molding, thermoforming, and prototyping. It provides excellent surface finish and dimensional stability, with limited heat and chemical resistance.

Cost-effective for high-volume injection molding
High-quality cosmetic surface finish for painting
Low moisture uptake, stable dimensions
Easy to thermoform, machine, and bond
Not suitable for high-temperature or solvents

Applications

Packaging
Used for disposable food trays, clamshells and protective packaging with clear or opaque grades.
Consumer Goods
Common in toys, household items and cosmetic components requiring good finish.
Prototypes & Models
Rapid prototyping and display models due to easy machining and finishing.

PPS

Polyphenylene sulfide (PPS) is a high-performance semicrystalline thermoplastic offering excellent thermal, chemical, and dimensional stability for demanding applications. It is widely used in injection molding and can be CNC machined from rod or plate for precision prototypes and low-volume parts.

High temperature resistance up to ~200°C
Excellent chemical and solvent resistance
Low moisture absorption, tight dimensional stability
Good electrical insulation and flame retardancy
Glass-filled options increase stiffness and wear

Applications

Automotive Underhood
Used for manifolds, valve components, and sensor housings exposed to heat and chemicals.
Electrical Connectors
Provides insulating, flame-retardant connector housings and terminal insulators.
Pump Components
Ideal for chemically resistant impellers, seals, and valve components.

PET

Polyethylene terephthalate (PET) is a semi-crystalline engineering thermoplastic offering high stiffness, dimensional stability, and strong chemical resistance. It is widely used in injection molding, extrusion, and CNC machining for structural, electrical, and food-contact components.

High tensile strength and flexural stiffness
Excellent dimensional stability under thermal stress
Good chemical and hydrolysis resistance
Low moisture uptake versus other thermoplastics
Compatible with injection molding and CNC machining

Applications

Food Contact
Used for FDA-compliant containers and components requiring clarity and chemical resistance.
Electrical Insulation
Machined insulators and connectors with stable dielectric properties.
Mechanical Gears
Durable gears, bushings and wear parts for low-friction applications.

Soft Rubber

Soft Rubber is a flexible elastomer used for seals, vibration damping, and protective components across industries. Available in a broad range of durometers, it suits molding and CNC machining for prototypes and production parts.

Superior vibration damping and shock absorption
Wide durometer range for tailored flexibility
Excellent compression set and resilience properties
Good chemical and weather resistance
Compatible with overmolding and secondary operations

Applications

Seals & Gaskets
Flexible seals for static and dynamic sealing in fluid and pneumatic systems.
Vibration Mounts
Isolators and bumpers that reduce transmitted vibration and shock in assemblies.
Protective Pads
Soft pads and feet preventing abrasion and protecting surfaces in equipment.

PU Resin

PU Resin (polyurethane resin) is the most widely used material for vacuum casting, offering flexible formulation options from soft, rubber-like parts to rigid grades that simulate ABS or PC. It supports cosmetic prototypes and low-volume production with good surface finish, plus options for clear, high-temperature, and flame-retardant requirements.

Suitable for prototypes, low-volume parts, and appearance models
Available in soft (rubber-like) and rigid (ABS/PC-like) grades
Clear options for transparent appearance parts
Good surface quality for painting, dyeing, and cosmetic finishing
Mechanical and thermal properties vary by formulation for application matching

Applications

Rigid Prototype Housings & Covers
Rigid PU grades for enclosures, covers, and structural prototype parts with production-like feel.
Engineering-Grade Rigid Parts
Rigid PU for housings, covers, brackets, and functional prototypes requiring stiffness.
Structural Prototype Components
Rigid PU parts for fit, assembly validation, and durable prototype use.

Epoxy Resin

Epoxy Resin (EP) is a rigid thermoset resin used for casting and prototyping parts that require high strength, dimensional stability, and reliable electrical insulation. It can be supplied in high-strength, clear, and high-temperature formulations, with post-curing options to improve performance for functional prototypes and low-volume production components.

High strength and rigidity for functional prototype parts
Excellent dimensional stability with low shrinkage
Good electrical insulation and dielectric performance
Good chemical resistance to oils and many solvents
Clear grades available for optical covers and inspection parts

Applications

Prototype Housings & Covers
Used for rigid enclosures, protective covers, and prototype shells requiring stability and strength.
Electrical Insulation Parts
Insulating blocks, spacers, and components needing dielectric performance and thermal stability.
Clear Inspection Parts
Transparent covers, viewing windows, and demo parts where clarity and surface finish matter.

Silicone

Silicone (addition-cure, platinum-cure) is primarily used to make flexible, high-accuracy molds for vacuum casting and prototype replication. It features low shrinkage, good tear strength, and easy release, enabling reliable reproduction of complex geometries and fine surface details across multiple casting cycles.

Excellent flexibility and tear resistance for reusable molds
Low shrinkage for accurate replication of fine details
Good release properties for easy demolding
Wide hardness range (Shore A) to match part geometry
Heat-resistant grades available for higher-temperature casting

Applications

Vacuum Casting Molds
Flexible molds for small-batch polyurethane resin parts with fine details and stable dimensions.
Prototype Replication Tooling
Low-cost tooling for repeating prototype parts without hard tooling, ideal for iteration and design verification.
Silicone Soft Tooling Inserts
Soft inserts and support fixtures used for delicate parts, reducing scratch risk during handling or assembly.

CNC Machining Materials

CNC Machining Materials

Aluminum

Applications

Copper

Applications

Bronze

Applications

Brass

Applications

Steel

Applications

Stainless Steel

Applications

Magnesium

Applications

Titanium

Applications

Alloy 6061

Applications

Alloy 6063

Applications

Alloy 7075

Applications

Alloy 1100

Applications

ABS

Applications

PC

Applications

PMMA (Acrylic)

Applications

POM

Applications

PA (Nylon)

Applications

PE

Applications

PEEK

Applications

PP

Applications

HDPE

Applications

FR-4

Applications

Bakelite

Applications

HIPS

Applications

LDPE

Applications

PBT

Applications

PPA

Applications

PAI

Applications

UPE

Applications

PTFE (Teflon)

Applications

PVC

Applications

PS

Applications

PPS

Applications

PET

Applications

Soft Rubber

Applications

PU Resin

Applications

Epoxy Resin

Applications

Silicone

Applications

Frequently Asked Questions