成型特
1、无定形料,流动性中等,吸湿大,必须充分干燥,表面要求光泽的塑件须长时间预热干燥80-90度,3小时。
2、宜取高料温,高模温,但料温过高易分解(分解温度为>270度)。对精度较高的塑件,模温宜取50-60度,对高光泽.耐热塑件,模温宜取60-80度。
3、如需解决夹水纹,需提高材料的流动性,采取高料温、高模温,或者改变入水位等方法。
4、如成形耐热级或阻燃级材料,生产3-7天后模具表面会残存塑料分解物,导致模具表面发亮,需对模具及时进行清理,同时模具表面需增加排气位置。
5、强度较高,耐冲击能力强。
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详细说明:name may appear, you can never be sure it does not designate a Celt. My great-grandfather wrote the name Stevenson but pronounced it Steenson, after the fashion of the immortal minstrel in Redgauntlet; and this elision of a medial consonant appears a Gaelic process; and, curiously enough, I have come across no less than two Gaelic forms: John Macstophane cordinerius in Crossraguel, 1573, and William M’Steen in Dunskeith (co. Ross), 1605. Stevenson, Steenson, Macstophane, M’Steen: which is the original which the translation Or were these separate creations of the patronymic, some English, some Gaelic The curiously compact territory in which we find them seated — Ayr, Lanark, Peebles, Stirling, Perth, Fife, and the Lothians — would seem to forbid the supposition. 8