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HOWIN® SMI-340 includes a mass of rigid structure which makes SMI-340 have high heat resistance. Meanwhile, SMI-340 is suitable as heat resistant modifier of ABS, ASA，ACS and ABS alloy like PC/ABS, PC/ASA because of the good compatibility with SAN.
| performance | test method | unit | value |
|---|---|---|---|
| Glass Transition Temperature (Tg) | DSC | ℃ | 188-192 |
| Thermal Decomposition Temperature (Loss 1wt%) | TGA | ℃ | ≥330 |
| MFR(265℃，10Kg) | ASTM D1238 | g/10min | 7-12 |
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