物理特性Physical Properties测试方法Test Method数值（英制）Values (English)数值（公制）
Values (Metric)重
量
Basis Weight天 平Scale13.2 1bs/ 1000ft265 g /㎡抗拉强度Tensile StrengthGB/T12914-199123 1bs/inch(MD)3.9 kn/m(MD)14 1bs/inch(XD)2.3 kn/m(XD)抗破强度Bursting StrengthGB/T454-200226 1bs/psi180 kpa耐渗水性Water-resistant23℃ 24hNo phenomenon of layered无分层现象耐低温性Low-temperature-resistant-40℃ 1hNo phenomenon of layered无分层现象耐高温性High temperature of116℃ 4hNo leakage phenomenon无渗漏现象厚
度Thickness测微计Micrometer0.0040 inch100 micron
