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Jiangsu Aokai New Materials, soo saaraha il xirfadeed ee cajalad heerkul sare PTFE, wadaaga fikrado xirfadeed aad.PTFE (Teflon) cajalad heerkul sare guud ahaan waxaa loo isticmaali karaa si joogto ah in kala duwan heerkulka -196 ℃ in 260 ℃. Codsiyada intooda badan, xadka iska caabinta heerkulka
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