myRazalen® P121 GR20 is a black colored impact copolymer polypropylene (PP) grade reinforced with 20 % glass fiber. It is suitable for processing by injection molding. Used in automotive under the hood applications.
Details Compound
Product Type
Reinforced with
Applications
Producer
Chemical Composition
copolymer polypropylene
Advantages
- Impact resistance
- Good toughness and rigidity balance
Other Applications
automotive under the hood applications
Technical data
| Quantity | Value | Unit | Comment |
|---|---|---|---|
| Processing Temperature | 220 - 240 | ºC | |
| dry Time | 2 - 4 | hr | |
| Appearance Properties | |||
| Physical state | Granulated | ||
| Appearance | Black | ||
| Physical Properties | |||
| Shrinkage | 0.3 | % | ASTM D955; Linear |
| MFI | 5 | g/10min | ASTM D1238;230°C, 2.16 kg |
| Density | 1.03 | g/ml | ASTM D792 |
| Thermal Properties | |||
| Vicat softening temperature | 105 | ºC | ASTM D 1525 |
| Heat Deflection temperature | 140 | ºC | ASTM D648;at 0.46 MPa, Unannealed |
| Heat Deflection temperature | 125 | ºC | ASTM D648;at 1.8 MPa, Unannealed |
| Mechanical Properties | |||
| Flexural modulus-MD | 3400 | MPa | ASTM D790 |
| (Izod impact strength(notched | 9 | kJ/m² | ASTM D256; at 23°C |
| Flexural strength | 80 | MPa | ASTM D790 |
| Elongation at break-MD | 4 | % | ASTM D638 |
| Tensile Stress at yield-MD | 50 | MPa | ASTM D638 |
| Process Properties | |||
| Drying Temperature | 80 - 100 | ºC | |
| Middle Barrel Temperature | 210 - 220 | ºC | |
| Mold Temperature | 40 - 80 | ºC | |
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