Ano ang mga pangunahing materyales ng casters? Ano ang mga pangunahing materyales ng casters? Polyurethane, cast iron at cast steel, nitrile rubber wheel (NBR), nitrile rubber, natural rubber wheel, silicone fluororubber wheel, chloroprene rubber wheel, butyl rubber wheel, silicone rubber (SILICOME), EPDM rub...
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