Cryogenic grinding has been the development trend for ultrafine grinding of plastics, especially for plastics with low softening temperature.
低温粉碎是塑料，特别是低软化温度塑料超细粉碎的发展趋势。
Compared with the plastics that had high brittle temperature, the plastics that had low brittle temperature had a higher retention of property.
与脆化温度较高的相比，脆化温度较低的材料在低温下性能保持率较高。
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