Ndezvipi zvinhu zvikuru zvekasitiri? Ndezvipi zvinhu zvikuru zvekasitiri? Polyurethane, simbi yakakandwa uye simbi yakakandwa, nitrile rabha vhiri (NBR), nitrile rabha, yakasikwa rabha vhiri, silicone fluororubber vhiri, chloroprene rabha vhiri, butyl rabha vhiri, silicone rabha (SILICOME), EPDM rubha...
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