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3?ó????é?T?ü?è?a20KG/á?·??????é?T 1.2mm
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DENSITY: 2.2 LB/CU FT EPE
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1lb/cu ft=16.02kg/cu m
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?????????êìa.1bl=453.6g=0.4536kg,1ft=12inches=0.3048m
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