STANDARD
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SPECIFICATION FOR PTFE Needle Felt
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Construction(组织结构):
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Needle-punched 针刺
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Fibre Composition(纤维组成):
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PTFE
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Scrim Composition(基布组成):
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PTFE
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Felt Area Weight(克重)
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700
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g/m2
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Thickness(厚度)
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1.2
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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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≥800
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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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≤10
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%
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Breaking Elongation( N/5cm)-CMD(纬向断裂伸长率)
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≤10
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%
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Dry Shrinkage MD(240℃经向干热收缩率)
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<1
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%
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Dry Shrinkage CMD(240℃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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240
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deg C
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Recommended Maximum Surge(瞬间工作温度)
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260
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deg C
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Finish(表面处理)
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Heat setting、Glazing、PTFE dipping、
PTFE Membrane
(热定型、轧光、PTFE浸渍处理、PTFE覆膜)
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