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Polypropylene (PP)
Material type: Plastic
Polypropylene (PP) is a thermoplastic polymer resin which has a tough, rigid and crystalline structure from a propene monomer. It’s the second most widely produced plastic (after PE) and is harder and more heat resistant than PE. It has many uses from commercial to industrial applications.
Process compatibility
Material Color
White
Black
Material advantages
Lightweight, chemically stable, and will not rust; good impact resistance; good transparency and wear resistance; good insulation, low thermal conductivity; general formability, good coloring, and low processing cost.
Material shortcomings
Poor heat resistance, high thermal expansion rate, easy to burn; poor dimensional stability, easy to deform.
Recommended description
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Properties
| Name | |
|---|---|
| Density | 0.855 g/cm3 |
| Melting point | 171 °C |
| Tensile strength | 33 MPa |
| Yield strength | 32 MPa |
| Modulus of elasticity | 1.6 GPa |
| Elongation at break | 8% - 12% |
| Hardness | 102 HRR |
| Maximum service temperature | 130 °C |
| Thermal expansion coefficent | 17 10^-6 ºC |
| Thermal conductivity | 0.27 W/(m⋅°C) |
Common applications
• Packaging
• Consumer products
• Medical applications
Customer reviews
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