供应PA9T塑胶原料(聚酰胺)PA9T日本可乐丽430NPA9T日本可乐丽BT1500HG1250APA9T日本可乐丽G1300ABK/NCPA9T日本可乐丽G2450-KY008PA9T日本可乐丽GN2200GN2330/BKPA9T日本可乐丽GN2450GT2330PA9T日本可乐丽GW2458T1320APA9T日本可乐丽T1420AG2330阻燃V0，GF30%GN1330阻燃V0，GF33%，高焊接GN2332阻燃V0，GF33%，高流动GN2450阻燃V0，GF45%，高强度)