Industries
CNC machining is widely used across aerospace, medical, automotive, electronics, robotics, and industrial sectors. With high precision, material versatility, and excellent repeatability, CNC machining enables both prototype development and mass-production components.
Aerospace
Aerospace CNC machining mainly covers the following types of components:
Structural parts: fuselage frames, wing beams, ribs, bulkheads, stiffeners, brackets, and mounting blocks
Engine components: turbine disks, compressor disks, blades, casings, combustion chamber parts, shafts
Avionics and equipment housings: radar housings, electronic enclosures, control system housings, cooling housings
Precision fasteners and connectors: aerospace bolts, nuts, pins, locating parts, special connectors
Functional structural components: supports, mounting plates, adapters, load-bearing blocks.
Mainly manufactured by high-precision CNC machining, including 3-axis and 5-axis milling, CNC turning, mill-turn machining, EDM, deep hole machining, and precision grinding, which are used to produce complex surfaces, thin-wall structures, and high-precision mating features, with strict inspection to ensure dimensional accuracy and reliability.
Medical Device
Implantable parts: bone screws, bone plates, joint implants, dental implants, spinal fixation components
Surgical instrument parts: surgical forceps, scissors, clamps, endoscope instrument parts, minimally invasive surgical tool parts
Medical equipment structural : equipment housings, brackets, mounting bases, guide rails, sliders, connectors
Precision components: positioning components, guiding components, precision bushings, miniature shaft parts, transmission components
Disposable instrument molds and parts: syringe mold parts, consumable mold cores, cavities, inserts
Automotive
Powertrain components: engine block, cylinder head, crankshaft, camshaft, piston, connecting rod, turbocharger housing.
Transmission and driveline systems: gearbox housing, gears, driveshaft, differential housing, coupling.
Chassis and steering systems: steering knuckle, suspension bracket, control arm, brake caliper, wheel hub.
Body structure and functional components: subframe, brackets, connecting seats, mounting plates, reinforcement parts.
New energy vehicle components: motor housing, battery tray, inverter housing, electronic control structural components.
Electronics & Consumer
Structural components: Mobile phone frames, tablet casings, laptop casings, smart wearable device casings, camera housings
Brackets and connectors: Brackets, shafts, hinges, mounting bases, mounting plates, internal frame components
Precision parts: Miniature shafts, precision bushings, button mechanisms, guide rails, positioning components
Heat dissipation and functional components: Heat sinks, heat dissipation fins, heat spreader brackets, heat dissipation structural components
Mold parts: Injection mold cores, cavities, inserts, ejector pins, sliders
Industrial Machinery
Structural and Load-Bearing Components: Machine frame, base, columns, beams, support plates, connecting blocks, mounting plates
Transmission and Motion Components: Gears, shafts, lead screws, couplings, pulleys, sprockets
Hydraulic and Pneumatic Parts: Valve bodies, pump bodies, hydraulic blocks, oil manifolds, connectors
Guiding and Positioning Components: Guide rail bases, slider bases, positioning blocks, clamping blocks, jig components
Equipment Functional Module Parts: Housings, brackets, turntable components, spindle housings, mounting modules
Robotics & Automation
Robot body structural components: robotic arm, joint housing, base, column, connecting base, mounting flange
Joint and transmission components: precision reducer housing, joint shaft, output flange, coupling, synchronous pulley
Linear and motion module parts: slide base, guide rail base, ball screw support, support block, mounting plate
Gripper and actuator parts: gripper body, gripper base, mounting bracket, pneumatic/electric actuator housing
Control and functional module structural components: control box housing, motor housing, sensor mounting base, protective cover
Energy & Power Industry
Power generation equipment components: turbine casings, rotors, impellers, generator end covers, shaft parts
Wind power and new energy structural components: wind turbine gearbox housings, hubs, yaw system components, battery brackets
Pump, valve and fluid system parts: pump bodies, valve bodies, valve blocks, pipe connectors, flanges
Pressure vessels and heavy structural components: casings, end caps, cylinder connecting parts, support bases
Power equipment structures and mounting parts: transformer structural components, brackets, bases, mounting frames
Material can be choosed
Metal cnc material type:
Aluminum
Aluminum is the most commonly used precision-machined component. It has a low density, a hard texture, and a soft material. Thanks to its corrosion resistance, it is widely used in aerospace, bionic bones, and automotive parts manufacturing.
Color : Silver.
Types : Aluminum 6061、7075、2024、5052、6063 and MIC-6.
Surface finish : Polishing, Brushing, Sandblasting, Chrome Plating, Anodizing, Electroplating, Powder Coating, Laser Etching.
Delivery time : 1-5 days.
Plastic cnc material type:
ABS
Combining the rigidity of acrylonitrile, the toughness of butadiene, and the processability of styrene, it offers excellent impact resistance (maintaining toughness even at low temperatures) with a balanced hardness and rigidity. Suitable for precision components subjected to moderate loads, it is ideal for manufacturing precision parts such as electronic and electrical enclosures, automotive ducting, interior trim components, and exterior trim components.
Color : Beige,black.
Types : General-purpose, flame-retardant, heat-resistant, high-impact-resistant, transparent (MBS), filled modified, alloyed, functionalized ABS.
Surface finish :Spray coating, electroplating, screen printing, laser engraving, hot stamping, vacuum coating, water transfer printing, sandblasting, anti-fingerprint coating.
Delivery time : 1-5 days.
PVC
Rigid PVC: Density approximately 1.35 g/cm³, high mechanical strength, tensile strength up to 34.5–49 MPa, elongation 20–40%, strong resistance to acids, alkalis, and oils, aging resistant, suitable for chemical and corrosive environments.
Color : White,Beige,black.
Types : Rigid PVC and Flexible PVC.
Surface finish : Painting and plating, polishing, sanding
Delivery time : 1-5 days.
POM
High tensile strength and low friction coefficient, excellent dimensional stability, easy machinability, can replace metal as raw material for wear-resistant components such as gears and bearings, widely used in automotive industry, industrial machinery,medical tools, etc.
Color : white,black,blue,yellow,etc.
Types : POM-H, POM-C.
Surface finish : Polishing, sandblasting, chemical polishing, laser polishing, anodizing/painting.
Delivery time : 1-5 days.
PTFE
PTFE is a high-performance engineering plastic with an extremely low friction coefficient, excellent chemical resistance, and outstanding electrical insulation. It remains stable across a wide temperature range and resists nearly all chemicals, solvents, and acids, making it ideal for precision parts such as seals, gaskets, bushings, insulators, and low-friction wear components used in chemical, medical, electronics, food, and aerospace industries.
Color : White, natural, black, filled or custom-colored.
Types : Virgin PTFE，Glass-filled PTFE，Carbon-filled PTFE，Bronze-filled PTFE，Modified PTFE
Surface finish : Machining finish, polishing, texturing, coating, engraving, anti-static treatment.
Delivery time : 1-5 days.
PMMA
With a light transmittance as high as 92%, it is hailed as “plastic crystal,” serving as material for optical components such as lenses and light guides. Its optical uniformity surpasses that of ordinary glass, while weighing only half as much. It offers easy machinability, moderate thermal stability, low shrinkage, and impact resistance. Primarily used in consumer electronics industries for display protective covers, lenses, and mobile phone frames.
Color : clear,white,black,colored.
Types : General-purpose / Impact-resistant / Heat-resistant / Pearlescent.
Surface finish : Polishing, enhanced coating, sandblasting for texture, printing for coloring, anti-scratch and anti-fingerprint treatments.
Delivery time : 1-5 days.
PC
High-performance thermoplastic with high toughness (low-temp resilient) and rigidity, ideal for CNC precision machining (cutting, drilling). Lighter than acrylic, it offers strong creep resistance and high-frequency insulation, suited for stress-resistant, insulated components. Eco-friendly via recycling by melting, used in electronics casings, spectrometer mounts, heat sinks.
Color : white or black.
Types : General Machinable/Flame Retardant/Reinforced/Blended PC.
Surface finish : Polishing, Hardening, Spraying, Laser Engraving, Electroplating, Hot Stamping.
Delivery time : 1-5 days.
FR4
FR4 is a glass-fiber-reinforced epoxy laminate with high mechanical strength, excellent electrical insulation, and strong dimensional stability. It offers good machinability, low moisture absorption, and reliable performance under mechanical load and elevated temperatures, and is commonly used for structural and insulating components such as electrical insulators, spacers, terminal blocks, mounting plates, fixtures, brackets, and support panels.
Color : Yellow, green, black, white, natural
Types : Standard FR4 / High-Tg FR4 / Halogen-free FR4
Surface finish : Machining finish, polishing, sandblasting, coating, painting, laser marking
Delivery time : 1–5 days
PA
PA (Polyamide, Nylon) exhibits tensile strength ranging from 62 to 85 MPa, low friction coefficient, and excellent heat resistance. Primarily used in high-load structural components such as gears and bearings, it facilitates the manufacturing of automotive parts, consumer electronics, and industrial machinery components.
Color : Colored.
Types : PA6, PA66, PA6T, PA9T.
Surface finish :Mechanical grinding, acid/alkali etching, hydrolysis technology, coating.
Delivery time : 1-5 days.
PE
PE (Polyethylene) is a thermoplastic material with a low melting point. During machining, tool temperature must be controlled to prevent adhesion, resulting in a smooth, burr-free surface. Its low friction and self-lubricating properties make it suitable for sliding/rotating components. It resists most acids, alkalis, salts, and organic solvents but is soluble in aromatic hydrocarbons and halogenated hydrocarbons. Common applications include food containers, trash bins, and toys.
Color : black,white,colored.
Types : LDPE, HDPE, UHMWPE, PEX, PEX-A, PEX-B.
Surface finish :Polishing, sandblasting, coating, etching.
Delivery time : 1-5 days.
PEEK
PEEK (Polyetheretherketone) is a semi-crystalline specialty engineering plastic characterized by high strength, high melting point, and low friction coefficient. It offers excellent chemical resistance and is suitable for aerospace structural components, high-temperature parts, and medical devices such as endoscopes and handles.
Color : Beige,black.
Types : CF-PEEK, GF-PEEK, PEEK with carbon black/ceramic/PTFE/graphite fillers.
Surface finish :Sandblasting, polishing, metal coating, polymer coating.
Delivery time : 1-5 days.
PP
PP (Polypropylene) is a semi-crystalline thermoplastic with a melting point of approximately 130-160°C. It exhibits excellent processing flow properties. During CNC machining, temperature control is essential (recommended range: 200-230°C). It is suitable for repeated bending operations. Tool selection must align with the material’s characteristics. Primarily used for containers, connectors, and structural components.
Color : black,white,colored.
Types : PP-H, PP-B, PP-R, HIPP.
Surface finish :Polishing, Sandblasting, Coating.
Delivery time : 1-5 days.
HDPE
HDPE (High-Density Polyethylene) is a linear thermoplastic with excellent impact resistance and dimensional stability.Non-toxic and odorless, it is suitable for manufacturing valves, pump bodies, gears, sliding bearings, and as core material for surfboards.
Color : black,white.
Types : HI-HDPE, UV-HDPE, UHMWPE, Carbon Black-Filled HDPE.
Surface finish :Polishing, Sandblasting, Coating.
Delivery time : 1-5 days.
HIPS
HIPS is a non-crystalline thermoplastic containing 5-15% rubber content, offering both high impact resistance and ease of processing. It features moderate surface hardness, low moisture absorption (0.05-0.7%), low cost, and suitability for complex structures. Widely used in appliance housings, food packaging, automotive interiors, and industrial piping, it replaces metal to meet lightweight and impact-resistant requirements.
Color : black.
Types : Impact-resistant HIPS, Brominated flame-retardant HIPS, Glass-fiber reinforced HIPS.
Surface finish :Polishing ，Sandblasting ，Coating.
Delivery time : 1-5 days.
Stainless steel
Stainless steel offers strong corrosion resistance and a smooth, easy-to-clean surface. It is primarily used in kitchen equipment components, medical devices, building materials and construction, as well as automotive parts.
Color : Silver.
Types : Stainless steel 304/316/201/202/430/444/410/420/440c/2205/2507/17-4ph/17-7ph.
Surface finish : Polishing, Brushing, Sandblasting, Electroplating, Spraying, PVD (Physical Vapor Deposition), Passivation, Pickling, Coloring.
Delivery time : 2-5 days.
Copper
Possesses electrical conductivity, tensile ductility, and antimicrobial properties, primarily used for processing into crafts, decorative items, and medical equipment.
Color :Orange,yellow.
Types : copper H59/H62/Hpb59-1/C36000/HAI77-2/HSN62-1/HPb/HMn/HAl/HSn/HNi.
Surface finish : Passivation, Electroplating, Chemical Plating, Shot Peening, Sandblasting, Chemical Film Treatment, Polishing, Bright Cleaning.
Delivery time : 1-5 days.
Bronze
Bronze is an alloy of copper and tin （possibly including lead, zinc, and phosphorus），low melting point (800-900°C) and excellent fluidity, along with corrosion resistance. Low-tin bronze exhibits a golden yellow hue, while high-tin bronze appears grayish-white or silver-gray. It is primarily used in mechanical manufacturing for sculptures, bearings, gears, valves, as well as in marine engineering components such as propellers, as well as marine engineering components like hull fittings and water pumps.
Color : gold/brown.
Types : Tin bronze, aluminum bronze, beryllium bronze, silicon bronze, manganese bronze.
Surface finish : Sandblasting, polishing, knurling, grinding, passivation, chemical film coating, impregnation coloring, brush/spray coloring, electroplating, anodizing, powder coating, brushing.
Delivery time : 1-5 days.
Steel
Iron alloyed with carbon (typically 0.1%-1.7%) and other alloying elements (such as chromium, nickel, manganese, etc.). By adjusting composition and heat treatment processes, diverse properties can be achieved, including high strength, high toughness, wear resistance, and corrosion resistance. It is suitable for producing components such as bolts, shafts, gears, drill bits, milling cutters, and turning tools, and is also frequently used in manufacturing engine valves and turbine blades.
Color : Silver .
Types : Steel S20C,S45C,S50C,SK85,SK95,40Cr,4140,4130,H13,D2,W1,A2,D2,M2,SKD11,ASP-23,S136.
Surface finish :Sandblasting, Mirror Finish, PVD Coating, Brushed Finish, Spray Coating, Electroplating.
Delivery time : 1-5 days
Magnesium
Magnesium has a density approximately two-thirds that of aluminum and one-quarter that of steel. Its low hardness results in minimal cutting force and reduced tool wear. With superior thermal conductivity compared to aluminum, it saves CNC machining time and material. Its strength-to-weight ratio outperforms both aluminum alloys and steel, while its damping capacity is 1.5 times that of aluminum, effectively absorbing vibrations and noise. These properties make it an ideal material for aerospace, automotive, and electronics industries.
Color : Silver.
Types : Magnesium alloy AZ91D/AM60B/AM50A/AS41B/ZK60/MB8/AZ31/WE43/ZE41/LA141/LZ91.
Surface finish : Chemical conversion coating, anodizing, nickel plating, electroplating, composite coating, spray painting, powder coating, electrophoretic coating.
Delivery time : 1-5 days.
Surface finish for CNC machining parts
Over the past 15 years, we have selected and briefly outlined more than 10 surface finished for various precision machined parts.
Machined finish
The prototype processed by the machine tool retains traces of tool machining.
Anodizing
Anodizing enhances the corrosion and wear resistance of metals and enables coloring and coating, suitable for metals.
Polish
Polishing enhances surface finish and aesthetic appeal, suitable for materials such as metals, ceramics, plastics, and PMMA.
Sand blasting
Sandblasting involves propelling abrasive material at high pressure or mechanically onto a workpiece to achieve a clean, roughened, and matte finish.
Brushed finish
Brushed finish creates a textured pattern on metal surfaces, enhancing aesthetic appeal. Suitable for aluminum, copper, stainless steel, and other materials.
Powder coating
Powder coating is applied to the workpiece surface via electrostatic adhesion, then cured at high temperatures to form a dense coating, enhancing the corrosion resistance of metal and plastic surfaces.
Electroplating finish
Metal plating is deposited onto material surfaces through electrolytic processes to enhance corrosion resistance and wear resistance. This technique is suitable for metals and certain plastics.
Black oxidize
A black oxide coating is formed on metal surfaces through chemical oxidation, offering low cost, a simple process, and reduced light reflection.
Alodine
Forms a protective coating on surfaces through chemical conversion, enhancing corrosion resistance and adhesion. Environmentally friendly with excellent conductivity, suitable for aluminum and magnesium alloys.
Heat treatment
By altering the internal microstructure of metallic materials through heating, enhances hardness, strength, toughness, and wear resistance. suitable for metals such as steel, aluminum alloys, copper alloys, and titanium alloys.
Quality Control and Industry Standards
Across all industries, Weldo Machining emphasizes process control and inspection.
Quality practices include:
In-process inspection
Final dimensional verification
Consistent machining parameters
Clear documentation and traceability
These practices help ensure reliable results regardless of industry.
Why Choose Weldo Machining
Companies across industries choose Weldo Machining for:
Multi-industry CNC machining experience
Advanced machining capability
Tight tolerance and quality focus
Responsive engineering support
Competitive and transparent pricing
We focus on long-term partnerships built on trust and performance.
Start Your Industry-Specific CNC Machining Project
Whether your project is in aerospace, medical, automotive, electronics, or industrial equipment, Weldo Machining provides CNC machining solutions tailored to industry needs.
Contact Weldo Machining today to discuss your industry application, request engineering support, or receive a customized CNC machining quote.
FAQ of industries
1. Which industries does Weldo Machining serve?
Weldo Machining provides CNC machining services for aerospace, medical, automotive, electronics, industrial equipment, robotics, and energy industries.
2. Can Weldo Machining support both prototypes and production?
Yes. Weldo Machining supports CNC machining from early prototypes to low- and medium-volume production across multiple industries.
3. What materials can be machined for different industries?
Weldo Machining machines aluminum, stainless steel, brass, copper, titanium, and engineering plastics to meet various industry requirements.
4. How does Weldo Machining ensure quality across industries?
Quality is maintained through controlled machining processes, in-process inspection, and final dimensional verification for every project.
5. Does Weldo Machining provide industry-specific engineering support?
Yes. Weldo Machining offers engineering and DFM support tailored to different industry applications and performance requirements.
