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Materials Guide

Processable Materials

Ferrous Metals

Carbon Structural Steel
Q195 / Q235: Low cost and easy to process, commonly used in applications where high strength is not required, such as brackets, bases, and general connecting parts.
High-Quality Carbon Steel
10# / 20#: Low-carbon steel, with good plasticity, suitable for stamped parts and welded parts.
45# steel: a medium-carbon steel that can have its strength increased through heat treatment. It is a commonly used material in the machinery industry and is widely used in shafts, gears, bolts, and drive shafts.
Alloy Structural Steel
40Cr: After heat treatment, it possesses high strength and overall performance, and is commonly used for general high-strength parts.
20CrMnTi: Suitable for carburizing treatment, offering good wear resistance, and is used for gears, half-shafts, etc.
35CrMo: Resistant to high temperatures and high pressure, suitable for engine parts and hydraulic shafts.
42CrMo: An ultra-high-strength material, widely used in core load-bearing components of heavy machinery.

Stainless Steel (Rust-Proof, Corrosion-Resistant)

Austenitic Stainless Steel
304: General-purpose stainless steel, with good corrosion resistance, used in food equipment and consumer goods.
316/316L: Resistant to acids, alkalis, and seawater corrosion, suitable for chemical, marine, and medical industries.
301: Excellent elasticity, commonly used in springs and clips.
Martensitic Stainless Steel
2Cr13 / 3Cr13: Hardenable and strong, offering a balance of wear resistance and corrosion resistance, suitable for valves, cutting tools, and mechanical seals.
Ferritic Stainless Steel
430: Low cost, possesses basic corrosion resistance, and is commonly used for appliance casings and decorative parts.

Stainless Steel (Rust-Proof, Corrosion-Resistant)

Gray Cast Iron
HT200 / HT250: Excellent shock absorption performance, used for machine tool beds, engine blocks, and equipment bases.
Ductile Cast Iron
QT450 / QT600 / QT700: These materials have strength comparable to steel and are suitable for applications such as crankshafts, gearbox housings, and excavator boom arms.
Malleable Cast Iron
KT300-06: Excellent plasticity, suitable for pipe fittings and small-sized stressed components.

Tool Steel (High Hardness, High Wear Resistance)

Carbon Tool Steel
T10/T12: Lower cost, good wear resistance, suitable for simple cutting tools, measuring instruments, and punches.
Alloy Tool Steel
Cr12 / Cr12MoV: High hardness and high wear resistance, used for cold stamping dies and mold cores.
W18Cr4V: High-speed steel, suitable for cutting tools such as milling cutters, drills, and taps.

Non-Ferrous Metals

Non-ferrous materials, possessing lightweight properties, electrical conductivity, and corrosion resistance, are used to compensate for the shortcomings of ferrous metals.

Aluminum Alloy

Ideal for lightweight applications, easy to process, and cost-effective.
Universal Type
6061: Excellent overall performance, widely used in mechanical parts, frames, fixtures, etc.
6063: Easily oxidized and colored, commonly used in profiles and casings.
High-Strength Type
7075: Aviation-grade aluminum alloy, high strength and lightweight, suitable for drone frames and high-end equipment parts.
Rust-Proof Type
5052: Excellent corrosion resistance, suitable for containers and outdoor parts.
5A06: Excellent welding performance, used for aerospace connectors.

Copper Alloy

Conductive/wear-resistant materials for core electrical and hydraulic components.
Brass
H62/H68: Low cost, easy to process, used for valves, connectors, and fasteners, suitable for both civil and industrial applications.
Bronze
QSn6.5-0.1 (Tin Bronze): Wear-resistant and anti-friction, used in bearings, bushings, and gears.
QBe2 (Beryllium copper): High elasticity and good conductivity, used in precision springs and sensors.
Purple Copper (Pure Copper)
C1100: Excellent electrical and thermal conductivity, suitable for electrical terminals, busbars, and heat sinks.

Magnesium Alloy

Lighter than aluminum, achieving ultimate lightweight design.
AZ31B: Excellent plasticity, used in brackets for 3C products and lightweight automotive parts.
AZ91D: High strength, suitable for small housings and precision structural components.
Note: Magnesium alloys require additional corrosion protection treatment (oxidation or coating).

Titanium Alloy

High strength + corrosion resistance + lightweight, for high-end applications.
TC4: Excellent overall performance, suitable for aerospace parts, medical devices (artificial joints), and high-end valves.
TA2: Made of pure titanium, it has excellent corrosion resistance and is used in chemical equipment and seawater desalination components.
Note: Titanium alloys are expensive and difficult to process.

Special Alloy

Designed for extreme operating conditions, these are niche but critical materials, specifically for high-temperature, high-wear, magnetic, or highly corrosive environments.
High Temperature Alloy
Inconel 625 / Incoloy 800: High temperature resistance (above 1000℃), oxidation resistance, commonly used in aircraft engine blades and high-temperature boiler components.
Wear-Resistant Alloy
High-chromium alloy / Tungsten carbide (hard alloy): Hardness HRC60+, used for crusher hammer heads, precision cutting tools, and mold core components.
Magnetic Alloy
Neodymium iron boron (NdFeB): High magnetic energy, used in motor rotors and magnetic assemblies.
Silicon steel: Possesses excellent magnetic properties and is commonly used in transformers and motor cores.
Corrosion-Resistant Alloy
Hastelloy C: Resistant to strong acids and bases, suitable for extreme corrosive environments in the chemical industry.

Material Application Classification

Low-Cost, General-Purpose Parts
Q235 steel, 45# steel, HT200 cast iron, H62 brass, 6061 aluminum.
Rust-Proof And Corrosion-Resistant
304/316 stainless steel, 316L, TA2 titanium, Hastelloy alloy.
Conductive/Wear-Resistant
C1100 copper, QSn6.5 tin bronze, and POM + copper bushing combination.
High-Strength Load-Bearing Components
40Cr, 42CrMo, QT600, 7075 aluminum, TC4 titanium alloy.
Lightweight Design Requirements
6063 aluminum, AZ31B magnesium alloy, carbon fiber reinforced aluminum.
Extreme Scenarios (High Temperature And Corrosion Resistance)
Inconel alloys, Hastelloy alloys, tungsten carbide

Non-Metallic Materials

It meets the requirements for insulation, lightweight design, and corrosion resistance, complementing the shortcomings of metal materials.

Material Application Classification

POM (Polyoxymethylene)
It is wear-resistant and commonly used in moving parts such as gears and sliders.
ABS
General purpose, used for housings and interior parts.
PC (Polycarbonate)
High-strength and transparent, used for protective covers, lenses, etc.
PA6 / PA66 (Nylon)
It has good toughness and can be used for fasteners and bearing bushings; it can also be reinforced with glass fiber.
PTFE (Teflon)
Resistant to high and low temperatures, with excellent non-stick properties, used in seals and high-temperature valves.

Composite Materials

Glass fiber reinforced plastic (FRP) / Carbon fiber reinforced plastic (CFRP)
Using plastic as the base material, reinforced with glass fibers or carbon fibers.
Carbon fiber materials have extremely high strength, with a strength-to-weight ratio superior to steel.
Strength is close to that of steel, but with a lighter weight.
Used in high-end applications, such as aerospace components, new energy vehicle structural parts, and high-end equipment casings.

Insulation Materials

Epoxy Resin Board / Phenolic Resin Board
Excellent insulation properties and high temperature resistance.
Used for electrical equipment insulation parts, insulation layers in fixtures, and circuit board substrates.

FAQ

What types of parts can be machined?

We can machine a wide range of high-precision CNC parts for automotive, aerospace, medical devices, industrial machinery, and automation equipment, including complex geometries and custom non-standard parts.

We can achieve high-precision machining with ±0.005mm tolerance and ensure consistent quality through our strict quality control system.

Yes, we support small-batch production and prototype machining, with flexible scheduling to meet urgent client requirements.

Yes, we provide customized solutions with one-on-one technical support, from design review and process optimization to final machining.

Delivery time depends on part complexity and quantity, typically within 1-6 weeks. We provide a detailed schedule upon order confirmation.

We hold ISO 9001, ISO 14001, and ISO 45001 certifications, strictly following international quality, environmental, and safety standards.

Delivery time depends on part complexity and quantity, typically within 1-6 weeks. We provide a detailed schedule upon order confirmation.

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