cheap glass wool insulation
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Sound absorbing cottonCategory： Rubber and Plastic MaterialsBrowse number： 55Number：Release time： 2018-12-28 15:32:09Centrifugal glass wool is a filamentous material made by fibrillating a glass in a molten state by a centrifugal blowing process and spraying a thermosetting resin, and then subjected to heat curing deep processing
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