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Premix Premi-Glas® 1240-20 Fiberglass Reinforced Thermoset Thick Molding Compound
| Category | Polymer , Thermoset , Filled/Reinforced Thermoset |
| Manufacturer | Premix |
| Trade Name | Premi-Glas® |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Premix Premi-Glas® 1240-20 Fiberglass Reinforced Thermoset Thick Molding Compound.pdf  |
| Price | EMAIL US sales@lookpolymers.com |
Material Notes:
Premi-Glas® 1240-20 is a fiberglass reinforced thermoset Thick Molding Compound for general purpose applications requiring thermal stability and stiffness.Key features and benefits are:Excellent stiffness to weight ratio, non-meltingGood dimensional stability, including excellent thermal resistancePigmentable for molded-in color; best appearance with mold textureExcellent property retention in cold and hot environmentsGood corrosion resistance except in acid environments.Designed for injection or compression molding in matched metal die molds.Information provided by Premix.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.70 - 1.85 g/cc | 1.70 - 1.85 g/cc | |
| Linear Mold Shrinkage | 0.0015 - 0.0030 cm/cm | 0.0015 - 0.0030 in/in | Polymerization Shrinkage |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Tensile Strength | 50.0 MPa | 7250 psi | ASTM D638 |
| Tensile Modulus | 15.0 GPa | 2180 ksi | ASTM D638 |
| Flexural Strength | 125 MPa | 18100 psi | ASTM D790 |
| Flexural Modulus | 10.0 GPa | 1450 ksi | ASTM D790 |
| Compressive Strength | 165 MPa | 23900 psi | ASTM D695 |
| Poissons Ratio | 0.30 | 0.30 | |
| Shear Modulus | 5.80 GPa | 841 ksi | Calculated |
| Izod Impact, Notched | 5.50 J/cm | 10.3 ft-lb/in | ASTM D256 |
| Izod Impact, Unnotched | 8.00 J/cm | 15.0 ft-lb/in | ASTM D4812 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear, Parallel to Flow | 35.0 µm/m-°C | 19.4 µin/in-°F | Z Direction |
| CTE, linear, Transverse to Flow | 25.0 µm/m-°C | 13.9 µin/in-°F | XY Direction |
| Thermal Conductivity | 0.300 W/m-K | 2.08 BTU-in/hr-ft²-°F |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Processing Temperature | 150 °C | 302 °F | Injection or Compression Molding |
| Clamp Pressure | 3.45 - 6.89 MPa | 500 - 1000 psi | Molding Pressure |
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