PVDF polyvinylidene fluoride, appearance is translucent or white powder or granule, molecular chain arrangement between close together, and have strong hydrogen bonds, oxygen index was 46%, non-combustible, crystallinity of 65% ~ 78%, the density of 1.77 ~ 1.80 g/cm3, melting point is 172 ℃, thermal deformation temperature of 112 ~ 145 ℃, the long-term use of temperature for - 40 ~ 150 ℃.
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