terata e futhumatsang ea PVC, e tsejoang hape e le mohala o futhumatsang oa PVC, ts'ebeliso ea kahare ea nickel-chromium alloy, alloy ea Constantan, alloy ea koporo-nickel e le mochini o futhumatsang, ts'ebeliso ea lera la ho futhumatsa la PVC, 'mala oa botenya. Moeli oa mocheso oa sehlahisoa oa 105 ° C, nako e telele ea 80 ° C ka tlase ho bophelo ba ts'ebeletso ho fihlela lilemo tse 8-12, ts'ebetso e tsitsitseng ea sehlahisoa le ho khumama e babatsehang, Hangata e ka mamella matla a hulang a ka tlaase ho 35KG.