Injection Materials

Injection Materials

Plastic material Crystallization Amorphous Water absorption Gravity Heat Deform Temperature Characteristic Application
Acrylonitrile-butadiene styrene plastics(ABS)   0.18~0.45 1.04-1.06 95-112 (4.6kg/ c㎡)
  1. ABS resin
  2. Translucent, milky
  3. high strength, toughness and easy used in molding process
  4. Easy to color with pigments or dyes, plating
  5. proper to blend or alloy with other resins, such as PC/ ABS, PBT/ ABS, PA/ ABS etc.
Home appliances covers, electric equipment parts, camera covers, camera components, auto parts, electronics components, water filter parts, car accessories, decorative components, printer parts
Polycarbonate(PC)   0.15 1.2 130-138 (18.6kg/ c㎡)
  1. Transparent
  2. Heat resistance, impact resistance and flame retardant
  3. Poor wear resistance
  4. Acid resistance, but poor UV resistance and base resistance
  5. Good dimensional stability
  6. Add glass fiber (GF) and carbon fiber (CF) to enhance material properties
Headlight covers, cell phone cases, medical consumables, electric equipment parts
Polyoxymethylene, polyacetal(POM) 0.25 1.41-1.42 160-170 (18.6kg/ c㎡)
  1. Known as acetal
  2. Translucent
  3. Low friction and low moisture absorption
  4. Outstanding wear resistance and sliding properties
  5. Good dimensional stability
  6. Add glass fiber (GF) and carbon fiber (CF) to enhance material properties
Automobile components, gears, fasteners, bearings, spacers, sleeves, bushings
Polypropylene(PP)   <0.01 0.895-0.92 57-64 (18.6kg/ c㎡)
  1. Translucent
  2. Good chemical resistance, strength resistance and tough
  3. Low moisture absorption
  4. Low density
Packaging applications, medical applications
聚甲基丙烯酸甲酯(PMMA)
Poly(methyl methacrylate)(PMMA)
  0.2-0.4 1.15-1.19 71-96 (4.6kg/c㎡)
  1. Known as acrylic, acrylic glass and plexiglass
  2. Transparent
  3. Excellent transmittance. Usually take place of glass.
  4. Good weatherability, heat resistant and flame retardant
  5. Easy used in molding process and colored with pigments or dyes
Faceplate covers, turn signal covers, light covers
Polybutylene terephthalae(PBT or PBTP) 0.1 1.31-1.38 155-160 (4.6kg/c㎡)
  1. Wear resistance
  2. Good chemical resistance
  3. Good electrical-insulation
  4. Add glass fiber (GF) to enhance material properties
Electronic connectors, automotive parts, switches, electrical components, drive shaft
Liquid Crystl Polymer(LCP) 0.05 1.4-1.7 275-350 (18.6kg/c㎡)
  1. High strength, weatherability and corrosion resistance
  2. Outstanding mechanical properties at high temperatures
  3. Good electrical-insulation
Electronic components, engineering parts, auto parts, connectors
Polyethylene(PE)   <0.01 0.92-0.96 99-104 (18.6kg/c㎡)
  1. Translucent, milky
  2.  
  3. Impact resistance, high strength and good chemical resistance
  4. Good electrical-insulation
Tubes, pipes, containers
Polyamide(PA)   0.3-9 1.05-1.15 75 (18.6kg/c㎡)
  1. Known as nylon
  2. Types such as PA6, PA66, PA12 and PA46
  3. Wear resistance, heat resistance and impact resistance
  4. Propensity to absorb moisture, poor dimensional stability
  5. Add glass fiber (GF) to enhance material properties
Auto parts, fasteners, bolts, gears, bearings, valves
Acrylonitrile-styrene copolymer(SAN)   0.23 1.07-1.1 80 (18.6kg/c㎡)
  1. Known as AS resin
  2. Transparent/ translucent
  3. Exellent chemical stability, heat resistance and impact resistance
  4. Add glass fiber (GF) to enhance material properties
Food packaging, Transparent covers, car dashboards, switches
Polyphenylene sulfide(PPS) 0.02 1.35 110-265 (18.6kg/ c㎡)
  1. Heat stability, heat resistance and chemical resistance
  2. Good electrical-insulation and radiation resistance
  3. Good dimensional stability
  4. Add glass fiber (GF) to enhance material properties
Electrical parts, electronic components, connectors, plugs, automotive components, aviation parts
Polyphenylenether(PPO) 0.07 1.08 190 (18.6kg/ c㎡)
  1. Known as polyphenylene ether (PPE)
  2. Low moisture absortion
  3. Impact strength and good electrical-insulation
  4. Add glass fiber (GF) to enhance material properties
Automobile parts, electrical components, electronic parts, bearings, gears, parts for pumps, valves