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发表于 2010-12-21 11:13:45
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来自: 中国广东深圳
各种材质的物理性能对比 . ^, x6 R" c- L; R: }% w5 i
, a7 c: R4 O+ m Y
PTFE FEP PFA: X' y* N% f* x0 M- |7 T1 n3 F# ] z+ I
Hardness, Shore D 50-65 55 60" L- F. Q. y( M& B+ |! x$ B+ }7 Y
Tensile Strength, psi 3000-5000 3500 3500
4 D; ~) x5 x' _3 K7 i. dElongation at Break,% 200-400 300 300/ o9 X0 C% y7 Q* x. M7 L' b* Y" R4 S8 U% |
Brittle Temperature, °F <-400 <-400 <-329
, a: ?% {9 X7 d8 c- OMax. Continuous Operating Temp., °F 500 400 500 |
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