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Aluminium

Aluminium Alloy 7075

Key Features: High strength • Tough • Resistant to fatigue • Excellent machinability

Aluminium Alloy 7075 / Aluminium 3.4365 / EN-AW7075 has high strength (57MPa), toughness and excellent resistance to fatigue. It has very good machinability.

Aluminium Alloy 6061

Key Features: High strength • Good weldability

Aluminium Alloy 6061 / Aluminium 3.3211 / EN-AW6061 contains magnesium and silicon as its major alloying elements with trace amounts of copper.

Aluminium Alloy 6060

Key Features: Low strength • Heat treatable • Good weldability • Good corrosion resistance

Aluminium Alloy 6060 / Aluminium 3.3206 / Al-MgSi has good resistance to corrosion, good weldability and very suitable for cold forming.

Aluminium Alloy 6082

Key Features: Good thermal conductivity • High stress corrosion cracking resistance

Typically formed by rolling and extrusion, Aluminium 3.2315 has medium strength with very good weldability and thermal conductivity.

Aluminium Alloy 5083

Key Features: Moderate strength • Good machinability

Aluminium Alloy 5083 / Aluminium 3.3547 / EN AW-5083 is a rolled plate with moderate strength. It is widely used in the capital goods industry.

Steel

SKD11

Key Features: 1. Exceptional wear resistance (strengthened by chromium, molybdenum, and vanadium carbides) 2. Excellent hardenability (it can be hardened by air cooling) 3. Stable heat treatment performance (minimal distortion) 4. High compressive strength (ideal for punching and molding dies)

S136

Key Features: 1. Exceptional corrosion resistance (it is comparable to 420 stainless steel) 2. Ultra-mirror polishability (it is free from inclusions and porosity) 3. Excellent wear resistance (which is further improved after heat treatment) 4. Low deformation during heat treatment (it is suitable for precision molds)

SKD61

Key Features: 1. Excellent high-temperature strength (it maintains high hardness even at 600°C) 2. Outstanding thermal fatigue resistance (it is resistant to cracking from thermal cycling) 3. Good temper resistance (stable hardness under high temperatures) 4. Moderate toughness (superior to cold-work steels, like SKD11)

40Cr

Key Features: 1. High strength and toughness (tensile strength ≥ 980 MPa after quenching and tempering) 2. Good hardenability (chromium enhances heat treatment performance) 3. Moderate wear resistance (which can be improved through surface hardening) 4. Preheating required for welding (prone to cold cracking)

NAK80

Key Features: 1. Ultra-mirror polishability (achieving polishing grade above #15000) 2. High wear resistance (alloyed with copper and nickel, extending the mold service life) 3. Good texturing performance (suitable for detailed patterning) 4. Supplied in the pre-hardened status (eliminating the need for heat treatment, and reducing deformation risks)

Mold Steel 718

Key Features: 1. Excellent machinability (it can be directly machined in the pre-hardened condition) 2. High polishability (it can achieve mirror finish, suitable for high-gloss molds) 3. Good wear resistance and toughness 4. Uniform microstructure (nickel improves overall performance)

S50C

Key Features: 1. High hardness and wear resistance (suitable for enhanced heat treatment) 2. Good machinability (especially in the annealed condition) 3. Limited weldability (preheating and post-weld heat treatment required) 4. High strength, suitable for parts subjected to heavy loads

S45C

Key Features: High tensile strength • Low ductility • Low thermal conductivity

S45C has low thermal conductivity and low ductility among wrought carbon steels. It has a high tensile strength of 630MPa.

Steel 1.7225

Key Features: High strength • Tough • Resistance to impact

Steel 1.7225 has high strength, toughness, good hardenability and resistance to impact. It is widely used in the construction of machines

Q235A

Key Features: Good plasticity • Tough • Good weldability

Q235A can be formed into many products. Its excellent weldability makes it to be widely used in bridges, transmission towers etc.

Stainless steel

Stainless Steel 2205

Key Features: 1. High strength (yield strength is around twice that of 304 stainless steel) 2. Excellent corrosion resistance (resistant to seawater and acidic media) 3. Superior resistance to stress corrosion cracking (better than 304/316) 4. Good weldability

Cr12

Key Features: 1. Extremely high wear resistance (reinforced by high-chromium carbides) 2. Excellent hardenability (uniform hardening even in large cross-sections) 3. Minimal heat treatment deformation (suitable for precision molds) 4. High compressive strength (good resistance to impact fatigue)

Stainless Steel 17-4PH

Key Features: Stiffness·Corrosion resistance·Chemical resistance·Properties can be enhanced withheat treatment (annealing)

Stainless Steel 316L

Key Features: Stiffness ·Corrosion resistance ·Highductility and toughness ·Properties can beenhanced with heat-treatment

Stainless Steel 304

Key Features: Excellent corrosion resistance • Low thermal conductivity • Good machinability

Stainless Steel 303

Key Features: High strength • Good machinability • Ductility • Low corrosion resistance

Copper

Hpb58-3

Key Features: Excellent hot formability • Good machinability

H96

Key Features: 1. Excellent electrical and thermal conductivity (comparable to pure copper, electrical conductivity ≥ 90% IACS) 2. Outstanding corrosion resistance (resistant to atmospheric and seawater corrosion, and dezincification) 3. Good plasticity (suitable for complex molding) 4. Relatively low strength (tensile strength ≥ 250 MPa)

Beryllium Bronze

Key Features: 1. Ultra-high strength (tensile strength up to 1,400 MPa after aging) 2. Excellent electrical and thermal conductivity (20–60% IACS) 3. Non-magnetic and spark-resistance (suitable for flammable/explosive environments) 4. Fatigue and corrosion resistance (long-term stability in performance)

H56

Key Features: 1. High strength and hardness (tensile strength ≥400MPa) 2. Excellent plasticity (suitable for complex cold molding) 3. Low cost (high zinc content provides economic benefits) 4. Atmospheric corrosion resistance (prone to dezincification; it is not suitable for acidic environments)

H59

Key Features: 1. High strength and hardness (tensile strength ≥ 350 MPa) 2. Excellent cold workability (suitable for deep drawing and complex molding) 3. Good electrical and thermal conductivity (about 28% of pure copper) 4. Cost-effective (cheaper than high-copper brass)

H62

Key Features: 1. Excellent plasticity (good cold and hot workability)
2. Relatively high strength (tensile strength ≥ 300 MPa)
3. Good electrical and thermal conductivity (about 30% of pure copper)
4. Resistant to atmospheric corrosion (but not resistant to dezincification or acidic media)

Titanium

TC5

Key Features: 1. Moderate strength (tensile strength ≥ 850 MPa) 2. Good thermal stability (resistant to temperatures below 400°C) 3. Excellent corrosion resistance (resistant to seawater, and acidic and alkaline environments) 4. Good weldability (better than TC4)

TC4

Key Features: 1. Ultra-high strength-to-weight ratio (strength up to 900 MPa, and density only 4.43 g/cm³) 2. Excellent corrosion resistance (resistant to seawater, acids, and alkalis); 3. Good thermal stability (it withstands temperatures at 300–500°C); 4. Biocompatibility (preferred material for medical implants).

TA5

Key Features: Good strength • Easy machinability

TA5 / Titanium 3.7164 has exceptional strength compared to pure titanium but retains the same stiffness and thermal properties.

TA2

Key Features: Excellent strength-to-weight ratio • Good resistance to corrosion

TA2 / Titanium 3.7035 has excellent strength-to-weight ratio with good resistance to corrosion. Its thermal stresses are low.

Polymer

PEEK

Key Features: 1. Exceptional heat resistance (do not decomposition at 300°C for a short term)
2. Metal-comparable mechanical strength (tensile strength >90 MPa)
3. Self-lubricating and wear-resistant (excellent PV value)
4. Biocompatibility (medical implant-grade certification)

PEEK GF

Key Features: 1. Extremely high mechanical strength (flexural strength > 200 MPa) 2. High temperature and hydrolysis resistance (stable in steam environments) 3. Excellent chemical resistance (resistant to fuels, acids, and alkalis) 4. Low wear rate (superior self-lubricating performance)

PF Bakelite

Key Features: 1. Very high heat resistance (it can withstand short-term temperatures above 200 °C) 2. Excellent electrical insulation (ideal for high-frequency applications) 3. High rigidity and low creep (good dimensional stability) 4. Poor alkali resistance and brittleness (low impact strength)

PP

Key Features: 1. Chemical corrosion resistance (resistant to acids, alkalis and organic solvents)
2. Lightweight & rigid (commonly used in automotive lightweighting)
3. Good insulation properties (high-frequency electrical insulation material)
4. Poor UV/low-temperature resistance (additive modifications required)

UHMW PE

Key Features: Self-lubricating • Resistant to abrasion • Corrosion resistant

UHMW PE is extremely tough and has high resistance to abrasion and wear. It is corrosion resistant and self-lubricating.

PTFE

Key Features: Slippery • Resistant to extreme temperatures

PTFE (Teflon) is a highly slippery material with excellent resistance to extreme temperatures. It has outstanding insulating properties.

POM

Key Features: Durable • Strong • Resistant to wear, creep and warp

POM is an easy resin for molding. It has a relatively high tensile strength as well as high resistance to wear, creep and warp.

PMMA

Key Features: Hard • Resistant to weather and chemicals

PMMA / Acrylic is the most common form of clear, moldable thermoplastic, often used in place of glass due to its higher resistance.

PC

Key Features: Transparent • Durable • Shatter resistant

PC – Polycarbonate is a naturally transparent plastic with high strength and durability on impact. It is shatter resistant and heat resistant.

ABS

Key Features: Tough • Strong • Resistant to impact and scratches

ABS (Acrylonitrile Butadiene Styrene) is a thermoplastic material widely known for its high resistance to impact and toughness.