STANDARD
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SPECIFICATION FOR PPS Needle Felt
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Construction(组织结构):
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Needle-punched针刺
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Fiber Composition(纤维组成):
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PPS聚苯硫醚
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Scrim Composition(基布组成):
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PPS聚苯硫醚
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Felt Area Weight(克重)
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500
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g/m2
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Thickness(厚度)
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2.0
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mm
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Mean Air Permeability(透气量)
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2~5
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m3/m2/min@12.7mmH2O
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Breaking Strength-MD(径向强力)
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≥800
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N / 5cm
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Breaking Strength-CMD(纬向强力)
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≥1000
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N / 5cm
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Breaking Elongation( N/5cm)-MD(径向断裂伸长率)
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≤25
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%
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Breaking Elongation( N/5cm)-CMD(纬向断裂伸长率)
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≤40
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%
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Dry Shrinkage MD(190℃经向干热收缩率)
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<1
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%
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Dry Shrinkage CMD(190℃纬向干热收缩率)
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<1
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%
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Operating Temperatures(工作温度)
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Recommended Maximum Continuous(连续工作温度)
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190
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deg C
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Recommended Maximum Surge(瞬间工作温度)
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210
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deg C
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Finish(表面处理)
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Singeing、Glazing、Heat Setting、
PTFE Membrane
(烧毛、轧光、热定型、PTFE覆膜)
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