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洽談Q Q:1362174071 Makrolon 2558 MVR (300 °C/1.2 kg) 14 cm3/10 min; medical devices; suitable for ETO and steam sterilization at 121 °C; biocompatible according to many ISO 10993-1 test requirements; medium viscosity; easy release Makrolon 2600 MVR (300 °C/1.2 kg) 12 cm3/10 min; general purpose; medium viscosity Makrolon 2605 MVR (300 °C/1.2 kg) 12 cm3/10 min; general purpose; medium viscosity; easy release Makrolon 2607 MVR (300 °C/1.2 kg) 12 cm3/10 min; general purpose; medium viscosity; UV stabilized; easy release Makrolon 2608 MVR (300 °C/1.2 kg) 12 cm3/10 min; medical devices; suitable for ETO and steam sterilization at 121 °C; biocompatible according to many ISO 10993-1 test requirements; medium viscosity Makrolon 2652 MVR (300 °C/1.2 kg) 12 cm3/10 min; food contact quality; medium viscosity; easy release; complies with the BfR (formerly BgVV)- recommendations IX, XI and XLII abbr. the EN 71 part 3; toys Makrolon 2656 MVR (300 °C/1.2 kg) 12 cm3/10 min; food contact quality; medium viscosity; easy release Makrolon 2658 MVR (300 °C/1.2 kg) 12 cm3/10 min; medical devices; suitable for ETO and steam sterilization at 121 °C; biocompatible according to many ISO 10993-1 test requirements; medium viscosity; easy release PC有很好的機(jī)械特性,但流動(dòng)特性較差,因此這種材料的注塑過(guò)程較困難。在選用何種品質(zhì)的 PC材料時(shí),要以產(chǎn)品的終期望為基準(zhǔn)。如果塑件要求有較高的抗沖擊性,那么就使用低流動(dòng)率的PC材料;反之,可以使用高流動(dòng)率的PC材料,這樣可以優(yōu)化注塑過(guò)程。
PC塑膠原料它是一種新型的熱塑性塑料,透明的度達(dá)90%,被譽(yù)為是透明金屬。它剛硬而具有韌性,具有較高的沖擊強(qiáng)度,高度的尺寸穩(wěn)定性和范圍很寬的使用溫度、良好的電絕緣性能及耐熱性和無(wú)毒性,可以通過(guò)注射、擠出成型。PC塑料的熱性能優(yōu)異,可在-100℃-130℃之間長(zhǎng)期使用,脆化溫度在-100℃以下。
雖然聚碳酸酯具有耐開裂和耐藥品性較差,高溫易水解,與其它樹脂的相容性差,潤(rùn)滑性能不好,但是,可以通過(guò)加入其它的樹脂或者無(wú)機(jī)填充劑進(jìn)行改性,從而獲得十分優(yōu)異的性能。