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Precision CNC Milling and Turning - All from One Supplier

Precision CNC Machining for Complex Components. We specialize in 5-axis milling and Swiss-turn machining to produce high-accuracy, mission-critical parts for your most demanding projects.

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Our CNC Machining Services

Operating 50+ CNC mills and lathes, we support prototyping to mid-volume production with tight-tolerance capabilities. Specializing in aluminum milling and precision turning for complex parts.

Projects & Case Studies

Explore our portfolio of successfully delivered projects across various industries. Each case study below demonstrates our commitment to transforming complex designs into high-quality, functional components that meet stringent performance requirements.

CNC machining materials

We can generate instant machining quotes for 50+ metals and plastics.

  • Aluminum
  • Stainless steel
  • Alloy steel
  • Brass
  • Copper
  • Inconel
  • Invar
  • Mild steel
  • Tool steel
  • Titanium

    Aluminum

    Aluminum is a lightweight and highly versatile material that is widely used in various industries. It offers a unique combination of properties including high strength-to-weight ratio, excellent corrosion resistance, malleability, and good thermal and electrical conductivity. These characteristics make aluminum an ideal choice for applications where weight reduction, durability, and efficient heat transfer are important factors, like engine blocks, heat exchangers, and other transportation components.

    Mill Lead Time:
    As fast as 3 days
    Alloys:
    6061-T6, 7075-T6, 7050, 2024, 5052, 6063, MIC6
    Finishing Options:
    Alodine, Anodizing Types II, III, III + PTFE, ENP, Media Blasting, Nickel Plating, Powder Coating, Tumble Polishing.
    Learn more
    Aluminum

    Stainless steel

    Stainless Steel is a popular and highly versatile material known for its exceptional strength, and durability, along with high temperature, and corrosion resistance. It is widely used in industries such as construction, automotive, aerospace, and manufacturing, with applications ranging from heat exchangers, industrial ovens, exhaust systems, construction equipment, heavy machinery, engine components, fasteners, turbine blades, tanks, pumps, valves, orthopedic implants, and medical equipment.

    Mill Lead Time:
    As fast as 7 days
    Finishing Options:
    Black Oxide, Electropolishing, ENP, Media Blasting, Nickel Plating, Passivation, Powder Coating, Tumble Polishing, Zinc Plating, Vibratory Tumbling
    Alloys:
    303, 304L, 316L, 410, 416, 440C, 17-4PH, Nitronic 60
    Learn more
    Stainless steel

    Alloy steel

    Sunnyhowe offers a wide range of steel options to meet the demands of various applications. Alloy and carbon steel are particularly useful for creating fixtures, mounting plates, draft shafts, axles, torsion bars, gears, bolts, studs, shafts, and structural components. High-quality steel materials provide excellent strength and durability, making them ideal for demanding industrial applications.

    Mill Lead Time:
    As fast as 7 days
    Alloys:
    4140, 4130, A514, 4340
    Carbon Steel Types:
    1018 Low Carbon, 1045 Carbon, Galvanized Low-Carbon
    Finishing Options:
    Black Oxide, ENP, Electropolishing, Media Blasting, Nickel Plating, Powder Coating, Tumble Polishing, Zinc Plating, Vibratory Tumbling
    Learn more
    Alloy steel

    Brass

    360 Brass (free-machining brass) is a versatile material for various industries. Common applications include gears, lock components, pipe fittings, and decorative parts. It has excellent machinability and can be easily fabricated into different shapes and sizes. It boasts high corrosion resistance and good electrical conductivity, making it an ideal choice for electrical components and marine applications.

    Mill Lead Time:
    As fast as 5 days
    Finishing Options:
    Media blasting
    Learn more
    Brass

    Copper

    Copper 101 and 110 have unmatched thermal and electrical conductivity, which makes them a popular choice for bus bars, wire connectors, and other electrical applications like parts for power transmission and distribution systems. Copper alloys 101 and 110 also offer incredible durability, corrosion resistance, and ease of fabrication. Commonly used in high-performance electrical components such as transformers, generators, motors, and switchgear.

    Mill Lead Time:
    As fast as 3 days
    Alloys:
    101, 110
    Finishing Options:
    Available as-machined, media blasted, or hand-polished
    Learn more
    Copper

    Inconel

    Inconel is a family of nickel-chromium-based superalloys renowned for their exceptional resistance to extreme environments, including high temperatures, corrosion, and oxidation. These alloys maintain their strength and structural integrity under severe stress, making them ideal for aerospace, chemical processing, and power generation applications. Inconel is particularly valued in jet engines, gas turbines, and nuclear reactors where performance under heat and pressure is critical.

    Mill Lead Time:
    As fast as 10 days
    Alloys:
    Inconel 600, 625, 718, X-750, 825
    Finishing Options:
    Passivation, Pickling, Electroplating, Grinding, Polishing, Sandblasting, Heat Treatment (Annealing, Aging).
    Learn more
    Inconel

    Invar

    Invar is a Ni-Fe alloy with high dimensional accuracy and excellent thermal dimensional stability. It is commonly used in industries such as aerospace, electronics, and precision engineering. Common applications include precision instruments and devices where temperature-dimensional changes are undesirable. It is ideal for components such as clock pendulums, bi-metallic strips, and measuring instruments. In the aerospace industry, Invar is used in satellite structures, antennas, and optical systems.

    Mill Lead Time:
    As fast as 7 days
    Processes:
    CNC Mill,CNC Lathe
    Finishing Options:
    Vibratory Tumbling, Media Blasting, Powdercoating
    Tolerance:
    With drawing: as low as +/- 0.005 mm,
    No drawing: ISO 2768 medium
    Learn more
    Invar

    Mild steel

    Mild steel, also known as low-carbon steel, is a durable and versatile material commonly used across various industries. It is characterized by its high strength, ductility, and weldability, making it suitable for a wide range of structural and mechanical applications. Mild steel's affordability and ease of fabrication make it a popular choice for projects requiring robust performance without excessive weight, such as construction frameworks, automotive chassis, and machinery components.

    Mill Lead Time:
    As fast as 5 days
    Grades:
    A36, 1018, 1020, 1045, 12L14, 1215
    Finishing Options:
    Galvanizing, Powder Coating, Painting, Black Oxide, Zinc Plating, Electroplating, Polishing, Sandblasting.
    Learn more
    Mild steel

    Tool steel

    A2 Tool Steel has excellent wear resistance and toughness, commonly used to make fixtures, tools, tool holders, gauges, and punches.

    Mill Lead Time:
    As fast as 7 days
    Finishing Options:
    Media Blasting, Vibratory Tumbling, Black Oxide, Powdercoating
    Learn more
    Tool steel

    Titanium

    Titanium is lightweight, strong, biocompatible, and highly resistant to corrosion. It has a high strength-to-weight ratio and excellent temperature resistance. It is commonly used in industries such as aerospace and medical devices. It’s also used for parts like engine components, landing gear, structural elements, medical implants, and prosthetics. Other common use cases include aerospace fasteners, turbine blades, sports equipment, and marine applications.

    Mill Lead Time:
    As fast as 7 days
    Grade:
    Titanium Grade 5
    Finishing options:
    Media Blasting, Vibratory Tumbling, Passivation, Powdercoating
    Learn more
    Titanium
  • PEEK
  • PTFE (Teflon)
  • POM (Delrin/Acetal)
  • PMMA (Acrylic)
  • Nylon
  • ABS
  • PPS
  • PAI
  • PC (Polycarbonate)
  • PSU
  • PVC
  • PP (Polypropylene)
  • PEI (Polyetherimide)
  • PE (Polyethylene)
  • PI (Polyimide)
  • FR4
  • PPSU
  • PET
  • PU (Polyurethane)
  • igus

    PEEK

    PEEK, (polyether ether ketone) is a thermoplastic widely used in industries such as aerospace, automotive, and electronics. PEEK has high strength, stiffness, toughness, chemical, biocompatibility, and thermal resistance. Due to its , PEEK is also suitable for use in harsh environments where other materials may fail. Common applications include aircraft structures, electronic components that require high temperature resistance, and medical and dental components (including implantables).

    Mill Lead Time:
    As fast as 3 days
    Colors:
    Opaque beige
    Grades:
    Standard PEEK, 30% Glass Filled
    Learn more
    PEEK

    PTFE (Teflon)

    PTFE (Teflon™, polytetrafluoroethylene) has low friction nonstick properties, excellent chemical resistance, high temperature resistance, and electrical insulating properties. It is commonly utilized in low-friction applications such as bearings, seals, gaskets, bearing, and washers. It is also good for parts that require insulating properties.

    Mill Lead Time:
    As fast as 3 days
    Colors:
    Black, white (opaque)
    Learn more
    PTFE (Teflon)

    POM (Delrin/Acetal)

    Delrin (acetal) is a plastic with low friction and high stiffness. Delrin has exceptional dimensional accuracy, making it an ideal choice for applications where precision is critical. It also has relatively high toughness which makes it resistant to impact and wear. Delrin’s minimal elongation means it can maintain its shape under stress without significant deformation. Delrin is commonly used in a variety of industries such as automotive, aerospace, and consumer goods.

    Mill Lead Time:
    As fast as 3 days
    Colors:
    White, black, brown
    Grades:
    150, AF (13% PTFE Filled), 30% Glass Filled
    Learn more
    POM (Delrin/Acetal)

    PMMA (Acrylic)

    Acrylic is a durable plastic material that is resistant to scratches, making it an ideal choice for various applications such as tanks, panels, and optical displays. It is also lightweight and shatter-resistant, which makes it a popular alternative to glass. Acrylic is known for its clarity and transparency, making it a great option for applications where optical performance is important. Additionally, it can be easily fabricated into different shapes and sizes, allowing for a wide range of design possibilities.

    Mill Lead Time:
    As fast as 3 days
    Colors:
    Optically clear, opaque
    Learn more
    PMMA (Acrylic)

    Nylon

    Nylon is thermoplastic with high strength, wear resistance, excellent sound/vibration dampening, and low friction coefficient. It is commonly used in engineering and manufacturing processes. Common applications include gears, bearings, and bushings. Two of the most notable use cases for Nylon are in medical devices and electronics insulation, notably screws and spacers for panel mounted circuit boards.

    Mill Lead Time:
    As fast as 3 days
    Learn more
    Nylon

    ABS

    ABS (Acrylonitrile Butadiene Styrene) is an affordable thermoplastic that has become popular for pre-injection molding prototypes. It is a versatile material known for its strength, durability, and resistance to impact and heat. ABS plastic is widely used in the automotive and consumer electronics industries due to its excellent mechanical properties and ease of processing. Additionally, it can be easily modified with other additives to enhance specific properties such as flame retardancy or UV resistance.

    Mill Lead Time:
    As fast as 3 days
    Colors:
    Black, neutral matte finish
    Learn more
    ABS

    PPS

    PPS is a high-performance engineering thermoplastic known for its exceptional thermal stability, chemical resistance, and mechanical strength. It exhibits excellent resistance to heat, flame, and harsh chemicals, making it ideal for demanding applications in automotive, electrical, and industrial sectors. PPS retains its properties at elevated temperatures and is often used in components like electrical connectors, pump parts, and aerospace fittings where durability and reliability are critical.

    Mill Lead Time:
    As fast as 7 days
    Grades:
    Reinforced (Glass-filled, Carbon-filled), Unfilled, Lubricated
    Finishing Options:
    Machining (CNC, Drilling), Laser Marking, Ultrasonic Welding, Plating (for EMI shielding), Painting (for aesthetic applications).
    Learn more
    PPS

    PAI

    PAI is an ultra-high-performance thermoplastic renowned for its exceptional thermal stability, mechanical strength, and chemical resistance. With a continuous service temperature of up to 250°C (482°F) and outstanding wear resistance, PAI is ideal for demanding applications in aerospace, automotive, and industrial sectors. Its unique combination of properties makes it suitable for high-stress components such as bearings, seals, and electrical insulators in extreme environments.

    Mill Lead Time:
    As fast as 10 days
    Finishing Options:
    Precision Machining, Grinding, Polishing, Coating (e.g., PTFE for enhanced lubricity), Laser Marking.
    Learn more
    PAI

    PC (Polycarbonate)

    Polycarbonate is a durable and transparent thermoplastic with good electrical insulation, heat resistance, impact resistance, clarity, flame retardancy, and scratch resistance. Common applications include safety glasses, protective shields, electrical enclosures, connectors, and insulators. It is one of the most commonly utilized plastics in manufacturing.

    Mill Lead Time:
    As fast as 3 days
    Colors:
    Clear, black and glossy
    Learn more
    PC (Polycarbonate)

    PSU

    Polysulfone is a high-performance engineering thermoplastic known for its exceptional thermal stability, mechanical strength, and transparency. It maintains its properties over a wide temperature range (-100°C to +150°C) and exhibits excellent resistance to hydrolysis, making it ideal for applications requiring repeated steam sterilization or exposure to hot water. PSU's inherent flame retardancy and electrical insulation properties further expand its utility in demanding environments.

    Mill Lead Time:
    As fast as 3 days
    Colors:
    Clear, black and glossy
    Learn more
    PSU

    PVC

    PVC (Polyvinyl chloride) is a plastic with high durability and versatility, excellent chemical and UV and corrosion resistance. Common applications include pipes, fittings, electrical enclosures, tubing, automotive interior, and commercial building components. It is cost-effective and lightweight, with a long lifespan.

    Mill Lead Time:
    As fast as 5 days
    Processes:
    CNC Mill,CNC Lathe
    Finishing Options:
    Available as-machined
    Tolerance:
    With drawing: as low as +/- 0.005 mm,
    No drawing: ISO 2768 medium
    Learn more
    PVC

    PP (Polypropylene)

    Polypropylene (PP) is a thermoplastic that has a high melting point, high strength-to-weight ratio, and excellent chemical resistance, durability, reliability, moisture resistance, and fatigue strength. Common applications include laboratory equipment, medical devices, food processing equipment, consumer goods, aircraft interior components, ducting, housings, automotive bumpers, fuel tanks, and battery cases.

    Mill Lead Time:
    As fast as 3 days
    Colors:
    White (semi-clear or opaque)
    Learn more
    PP (Polypropylene)

    PEI (Polyetherimide)

    Polyetherimide (PEI) is a high-performance thermoplastic material known for its exceptional strength, thermal stability, and chemical resistance. It offers a unique combination of properties including high heat resistance, excellent mechanical strength, flame retardancy, and electrical insulation. These characteristics make PEI an ideal choice for applications where durability, lightweight design, and performance under extreme conditions are critical, such as aerospace components, medical devices, and electrical insulation.

    Mill Lead Time:
    As fast as 5 days
    Grades:
    PEI 1000 (Unfilled), PEI 2300 (30% Glass Fiber Reinforced), PEI 2400 (40% Glass Fiber Reinforced), PEI CF30 (30% Carbon Fiber Reinforced)
    Learn more
    PEI (Polyetherimide)

    PE (Polyethylene)

    High-density polyethylene (HDPE) is a versatile thermoplastic known for its durability, chemical resistance, impact resistance, structural integrity, and low moisture absorption. It is commonly used in packaging, construction, and automotive manufacturing industries. Other applications include plugs and seals. It is also an excellent electrical insulator.

    Mill Lead Time:
    As fast as 3 days
    Colors:
    White, black
    Learn more
    PE (Polyethylene)

    PI (Polyimide)

    Polyimide is an advanced polymer material renowned for its extreme temperature resistance, outstanding mechanical properties, and excellent dielectric characteristics. It maintains exceptional performance across a wide temperature range from cryogenic to over 260°C, making it indispensable for demanding applications in aerospace, electronics, and industrial sectors.

    Mill Lead Time:
    As fast as 7 days
    Grades:
    Kapton HN, Vespel SP-1, Duratron PI, Upilex-S
    Learn more
    PI (Polyimide)

    FR4

    FR4 is a flame-retardant, glass-reinforced epoxy laminate material widely used in printed circuit boards (PCBs) and electrical insulation applications. It offers excellent mechanical strength, electrical insulation properties, and thermal stability, making it the industry standard for rigid PCB substrates.

    Mill Lead Time:
    As fast as 3 days
    Grades:
    Standard FR4, High Tg FR4 (170°C+), Halogen-Free FR4, High Frequency FR4
    Learn more
    FR4

    PPSU

    PPSU is a high-performance thermoplastic known for its exceptional thermal stability, chemical resistance, and mechanical strength. It maintains excellent properties in high-temperature and high-stress environments, making it ideal for demanding applications in medical, aerospace, and industrial fields.

    Mill Lead Time:
    As fast as 5 days
    Grades:
    Standard PPSU, Glass-Filled PPSU (30%), Medical Grade PPSU
    Learn more
    PPSU

    PET

    PET is a versatile thermoplastic polymer widely recognized for its excellent mechanical properties, chemical resistance, and clarity. It offers a unique combination of strength, dimensional stability, and recyclability, making it suitable for various applications across packaging, textiles, and engineering sectors.

    Mill Lead Time:
    As fast as 3 days
    Grades:
    PET-G (Glycol-modified), Crystalline PET, Amorphous PET, Fiber-Reinforced PET
    Learn more
    PET

    PU (Polyurethane)

    Polyurethane is an exceptionally versatile polymer available in various forms, including flexible foams, rigid foams, elastomers, and coatings. It is renowned for its wide range of hardness, excellent abrasion resistance, and outstanding elasticity, making it suitable for diverse industrial and consumer applications.

    Mill Lead Time:
    As fast as 5 days
    Colors:
    White, Black, Natural, Beige, Cream, Gray, Light Gray, Dark Gray, Ivory, Translucent
    Learn more
    PU (Polyurethane)

    igus

    Igus specializes in high-performance, self-lubricating tribo polymers engineered for motion applications. These advanced materials significantly reduce friction and wear without external lubrication, making them ideal for dry-running and maintenance-free applications across industries.

    Mill Lead Time:
    As fast as 10 days
    Series:
    iglidur J ,iglidur W300 ,iglidur X ,iglidur A180 ,iglidur E7
    Learn more
    igus
*For materials not shown here, please contact us directly.

Custom CNC Machining Solutions

Expert CNC turning, milling, and prototyping services. Get high-quality custom parts and rapid solutions for your industry. Request a free quote today.

01

Industrial machinery

High-tolerance CNC milling & turning for hydraulic valves, gearboxes, and heavy equipment components. ±0.01mm precision.

Industrial Machinery Parts
02

Consumer Electronics

Aluminum CNC milling for sleek housings, heat sinks, and connectors in gaming/SmartHome devices. Ra<0.2μm surface finish.

CNC Machining for Electronics
03

Robotics & automation

Complex 5-axis milling for robotic arms, end effectors, and vision system mounts. ISO 9001 certified production.

Robotics & Automation Parts
04

Medical

Biocompatible Swiss-type turning for surgical tools, implants, and diagnostic equipment. Class 100 cleanroom available.

Precision Medical Components
05

Aerospace & aviation

AS9100-certified CNC machining for drone frames, satellite brackets, and turbine components. 100% material traceability.

Aerospace CNC Machining
06

Automotive

High-volume aluminum die casting and precision turning for EV battery housings and charging ports.

Automotive Parts Machining

Why Choose Us

Precision CNC Machining Services

Sunnyhowe is an ISO 9001:2015 and AS9100-certified manufacturer headquartered in Shenzhen, China, with over 25 years of expertise in high-precision CNC machining.

Advanced Manufacturing Capabilities

  • 5-axis CNC milling (±0.002mm tolerance)

  • Swiss-type turning for micro parts

  • High-speed machining (up to 30,000 RPM)

  • Complete metrology lab (CMM/VMM with 1μm accuracy)

Serving aerospace, medical, and industrial automation industries, we deliver:

  • Prototype to production (1-100,000+ parts)

  • 24-hour technical support

  • Material traceability (Mill certificates provided)

25+

Years in the Machining

80+

Metals&Plastics Available

98+

Manufacturing Equipment

6.5k

Machined parts per month

How to start working with us

How to start ordering production parts

01
Upload a CAD File
To start, simply select a manufacturing process and upload a 3D CAD file.
02
Get Quote with DFM
Within a few hours we’ll send you design for manufacturability (DFM) analysis and real-time pricing.
03
Manufacturing Begins
Once you review your quote and place your order, we’ll start the manufacturing process. We also offer finishing options.
04
Parts are Shipped!
Our digital manufacturing process allows us to produce parts in as fast as 1 day.

Digital Manufacturing Resources

Let's Machine Your Vision, Together.

Ready to transform your CAD file into a custom part? Upload your design to get a free, precise quote.

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