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From semi-finished stock shapes to precision machined components.

Plastic CNC Machining Service

We offer comprehensive Plastic CNC Machining Service for all our engineering plastics. Our state-of-the-art facility is equipped to handle complex geometries and tight tolerances, ensuring your parts meet the highest quality standards.

Plastic CNC Milling

3, 4, and 5-axis milling for complex contours and pockets.

Plastic CNC Turning

Precision turning for bushings, rollers, and cylindrical parts.

Plastic CNC Routing

High-speed routing for large sheets and nesting parts.

Plastic Cut-to-Size

Precision saw cutting for custom sheet and rod dimensions.

Plastic CNC Machining Parts

Our Work

Plastic CNC Machining Parts Gallery

Materials For Plastic Machining

We provide high-precision Plastic CNC Machining services tailored for industries ranging from medical to aerospace. By leveraging advanced milling and turning techniques, we transform raw plastic polymers into complex, high-tolerance components that meet your exact specifications.

ABS

Acrylonitrile Butadiene Styrene (ABS) is one of the most widely used thermoplastics in CNC machining. Known for its balance of impact resistance, structural integrity, and affordability, it is a go-to material for both rapid prototyping and end-use production parts.

ABS Applications in CNC Machining:
  • Prototyping: Functional models for consumer electronics.

  • Automotive: Dashboards, trim pieces, and protective covers.

  • Enclosures: Custom housings for electrical components.

Nylon

Nylon (Polyamide) is one of the most widely used engineering plastics in CNC machining because of its exceptional toughness, wear resistance, and versatility. It is valued across industries for producing durable, functional components that can withstand mechanical stress and friction.

Common Grades Nylon in Machining:
  • Nylon 6/6: The standard grade. It’s strong, easy to machine, and has a high melting point.

  • MDS-Filled Nylon: Infused with molybdenum disulfide (a dry lubricant). It’s usually dark grey or black and is even more slippery than standard nylon.

  • Glass-Filled Nylon: Reinforced with glass fibers to increase stiffness and reduce thermal expansion, though it is more abrasive on cutting tools.

PEEK

PEEK (Polyetheretherketone) is the heavyweight champion of high-performance plastics in CNC machining. It’s often the go-to choice when metal is too heavy or conductive, but standard plastics would melt or crack under pressure.

Key Characteristics of PEEK
  • Thermal Stability: It maintains its mechanical properties at temperatures up to 250°C (482°F).

  • Chemical Resistance: It’s virtually indestructible by common chemicals, fuels, and solvents.

  • Strength-to-Weight: PEEK offers excellent structural integrity while being significantly lighter than most metals.

  • Biocompatibility: It is widely used in medical implants because the body doesn’t reject it and it’s radiolucent (invisible on X-rays).

POM

POM (Polyoxymethylene) is a high‑performance engineering thermoplastic prized for its strength, stiffness, and excellent machinability. It is one of the most popular plastics for CNC machining when precision and durability are required.

POM Applications in CNC Machining:
  • Mechanical Components: Gears, bushings, bearings, rollers, and pulleys.

  • Automotive: Fuel system parts, clips, and fasteners.

  • Industrial Machinery: Precision components in conveyor systems and equipment.

  • Consumer Products: Durable handles, zippers, and appliance parts.

  • Electrical Applications: Insulating components due to its dielectric properties.

Polycarbonate

Polycarbonate (PC) is a high-performance, transparent engineering thermoplastic known for being virtually unbreakable. It offers a rare combination of glass-like clarity and metal-like toughness.

Key Characteristics of PC
  • High Impact Strength: It is virtually shatterproof, making it significantly tougher than glass or Acrylic.

  • Clarity: In its natural state, it provides excellent light transmission, though it usually requires post-processing (like polishing) to regain full transparency after being cut.

  • Heat Resistance: It remains dimensionally stable at higher temperatures (up to approx. 140°C) compared to many other common thermoplastics.

  • Ductility: It is more pliable than POM, allowing it to absorb energy and deform without snapping.

Polytetrafluoroethylene (PTFE)

Polytetrafluoroethylene (PTFE) is a high-performance fluoropolymer defined by its extreme slipperiness and near-total chemical immunity. It is the material of choice for environments involving aggressive chemicals or where components must slide with minimal resistance.

PTFE Applications in CNC Machining:
  • Seals & Gaskets: Resistant to chemicals and heat, ensuring reliable sealing.

  • Bearings & Bushings: Low friction surfaces for smooth movement.

  • Electrical Insulators: Components in high‑voltage or sensitive electronics.

  • Medical & Food Processing: Non‑stick, chemically inert parts safe for contact applications.

  • Industrial Equipment: Linings, spacers, and parts exposed to corrosive environments.

Polypropylene (PP)

Polypropylene (PP) is a lightweight, chemically resistant thermoplastic that can be precisely shaped using CNC machining, making it ideal for durable parts in industries like automotive, medical, and consumer goods.

Key Characteristics of PP in Machining
  • Extreme Chemical Immunity: It is virtually inert, resisting most acids, bases, and organic solvents, making it a staple for chemical handling.

  • Low Density & Buoyancy: As one of the lightest thermoplastics, it is ideal for weight-reduction and applications that must float.

  • Zero Moisture Absorption: Unlike Nylon, it does not swell in humid environments, ensuring it remains stable when submerged.

  • Impact Toughness: It possesses high elasticity and ductility, allowing it to absorb significant impact without cracking or shattering.

PMMA(Acrylic)

PMMA (Polymethyl Methacrylate), commonly known as Acrylic, is a popular choice for manufacturing because it combines the clarity of glass with the durability of plastic. In a CNC context, it is known for being highly machinable but requires specific settings to avoid melting or cracking.

Key Characteristics of CNC Machining PMMA
  • Exceptional Clarity: Once machined and polished, PMMA offers 92% light transmission.

  • Brittleness: While strong, acrylic is prone to crazing or chipping if the cutting tools are dull or the feed rate is too aggressive.

  • Heat Sensitivity: PMMA has a relatively low melting point. If the friction from the CNC bit generates too much heat, the material will gum up, stick to the tool, and ruin the finish.

HDPE (High-Density Polyethylene)

HDPE is a strong, lightweight thermoplastic known for its high impact resistance, chemical resistance, and low moisture absorption. It is easy to machine with CNC tools due to its softness and toughness, producing durable parts without cracking.

Key Characteristics of CNC Machining HDPE
  • Exceptional Chip Formation: Because it is a soft thermoplastic, HDPE allows for high feed rates. It cuts cleanly and quickly, which reduces wear and tear on your CNC bits.

  • Zero Water Retention: Unlike many polymers that swell in humid conditions, HDPE is hydrophobic. This ensures that your machined parts maintain their tight tolerances and dimensions regardless of the environment.

  • Low-Friction Surface: The material has a naturally low coefficient of friction. In many cases, this eliminates the need for external lubricants during both the machining process and the part’s end-use life.

Ultra-High Molecular Weight Polyethylene (UHMWPE)

Ultra-High Molecular Weight Polyethylene (UHMWPE) is a high-performance engineering plastic valued for its extreme durability. Its exceptionally long molecular chains provide significantly higher impact strength and wear resistance than standard polyethylene.

Typical UHMW Machined Parts
  • Conveyor and Material Handling: Custom-machined star wheels, belt scrapers, and chain guides that allow products to slide smoothly without wearing down the equipment.

  • Industrial Wear Parts: Durable bushings, bearings, and thrust washers that function efficiently in dusty or dirty environments without requiring liquid lubrication.

  • Marine Construction: Large-scale fender panels for docks and rub strips for boat hulls that absorb massive impact energy while resisting salt water.

  • Food Processing Equipment: Precision sliding blocks and guide rails that meet food-safety standards while standing up to aggressive daily cleaning chemicals.

  • Mining and Agriculture: Machined liners for chutes and hoppers that prevent wet or abrasive materials from sticking or eroding the metal structure.

Which plastics are the easiest to machine?

Acetal (Delrin) and PEEK are the most popular choices because they are dimensionally stable and cut cleanly without melting.

How do you keep plastic parts from deforming during the process?

We use sharp, high-speed tools and specialized coolants to manage heat, as plastic expands much faster than metal.

Can CNC machining produce clear, see-through parts?

The machine leaves a matte finish, so parts made of Acrylic or Polycarbonate require secondary vapor or flame polishing to become transparent.

Is CNC machining better than 3D printing for plastic?

CNC machining is superior because it uses solid, production-grade materials that offer better strength and a smoother surface finish.

Can you handle both prototyping and large-scale production?

Yes, CNC machining is versatile enough for one-off prototypes as well as small-to-medium production runs.

How do I choose the right plastic material for my project?

Selection depends on factors like strength, heat resistance, chemical compatibility, and cost. Our engineers can guide you based on your application.

FAQ

Customization Process

1. Upload Drawings

Send us your CAD files (STEP, IGES, PDF)

2. Discuss Details

We will review your design and discuss material selection

3. Get Quote

Receive a detailed quotation including lead time

4. Start Production

We start manufacturing and keep you updated on progress

Contact us for Plastic Machining Service quote

CNC technology offers reliable solutions across various applications, ensuring precision and efficiency. We provide CNC plastic machining service for a wide range of plastic materials, tailored to meet diverse industry requirements.

By combining high-quality materials with advanced CNC technology, we ensure efficient production processes and consistent, high-quality results. Our experienced team can assist you in choosing the most suitable material and machining approach for your specific application, helping you achieve cost-effective and timely production goals.

If you have any questions, or would like to learn more about the services we can offer in Plastic CNC machining, please feel free to contact us.

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