PP Injection Molding - Impact Copolymer

Engineered PP block copolymer delivering superior high toughness injection molding performance. This impact modified PP excels as an automotive bumper resin, offering exceptional cold impact PP resistance down to -30°C. Ideal for demanding components requiring durability, stiffness, and reliable production efficiency.

  ●Density: 0.90-0.91 g/cm³

  ●Melt Flow Index (MFI): 2-60g/10 min (230°C, 2.16 kg)

  ●Tensile Strength: 25-35 MPa

  ●Flexural Modulus: 1,100-1,500 MPa

  ●Notched Izod Impact: 4-12 kJ/m² (23°C)

  ●HDT @ 0.45 MPa: 95-110°C

● Impact Performance:

Excellent low-temperature toughness (-20°C to 0°C)

Balanced stiffness-impact ratio (ethylene content: 5-15%)

● Processability:

Fast cycle times (20-40 sec) with minimal warpage

Low mold shrinkage (1.0-1.8%)

● Enhanced Features:

UV-stabilized grades for outdoor applications

FDA-compliant options with anti-static additives

Glass-fiber reinforced variants (up to 40% GF)

IATF 16949

FDA 21 CFR, EU 10/2011

REACH, RoHS 3

ISO 9001:2015

● Core Documents:  

Processing Guides: Injection molding parameters (barrel temps: 200-240°C)

Material Selection Charts: Impact vs. stiffness trade-offs

● Testing Reports:  

Fatigue resistance (ISO 13003)

Chemical resistance to oils/greases

CLTE (Coefficient of Linear Thermal Expansion) data

● Specialized Files:  

GD&T-compliant tolerance guidelines

MOQ: 5 MT (stock grades)

Lead Time: 4-6 weeks (standard)

Packaging: 25 kg moisture-barrier bags

Payment: T/T, L/C