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Build Time: 3-5 Business Days
Polypropylene (PP)
4.9 (9 Reviews) 282 orders
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
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
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
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