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CYREX 400 alloy is an extrusion grade. It has a melt flow rate of 7.9 grams per ten minutes.
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Technical data
| Quantity | Value | Unit | Comment |
|---|---|---|---|
| Physical Properties | |||
| Linear Mold Shrinkage | 0.0040 - 0.0080 | cm/cm | ASTM D551 |
| MFI | 7.9 | g/10min | ASTM D1238@Load 3.80 kg, Temperature 230 °C |
| Specific Gravity | 1.15 | ASTM D792 | |
| Thermal Properties | |||
| Vicat softening temperature | 135 | ºC | ASTM D1525 |
| Heat Deflection temperature | 101 | ºC | ASTM D648; at 1.8 MPa |
| Thermal Expansion | 93.6 | µm/m-°C | ASTM D696@Temperature 0.000 -100 °C;Linear |
| Flameability | |||
| Mechanical Properties | |||
| Flexural strength | 88.8 | MPa | ASTM D790 |
| Elongation at yield | 3.8 | % | ASTM D638 |
| Rockwell Hardness | 52 | Rockwell M; ASTM D785 | |
| Tensile modulus-MD | 2600 | MPa | ASTM D638 |
| Tensile Stress at yield-MD | 56.5 | MPa | ASTM D638 |
| Elongation at break-MD | 21 | % | ASTM D638 |
| Izod impact strength (notched) | 470 | J/m | Thickness 3.17 mm, Temperature 22.8 °C@ |
| Flexural modulus-MD | 2300 | MPa | ASTM D790 |
| Izod impact strength (notched) | 224 | J/m | Thickness 6.35 mm, Temperature 22.8 °C@ |
| Chemical Properties | |||
| Water absorption | <0.26 | % | ASTM D570 |