Plastic Welding Air Pressure Detector ndechimwe chezvishandiso zvekuedza icho chinoshandiswa kuyedza mhando yewelding seam.Kushanda misimboti: kupomba 0.2-0.3Mpa mweya mugomba;mushure memaminitsi mashanu, kana chinongedzo chikasafamba zvinoreva kuti musono welding unopfuura pakuongorora.