Kuyambitsa Mphepo ya Gillstone valavu 990, chikhomo chazatsopano ndi upangidwe ndi ma sansheng floorine plastines, zopangidwa kuti zithetse njira zolimbikira zamakono zamakono. Valavu iyi imalimbikitsa kuphatikiza koyenera kwa kukhazikika ndi kugwira ntchito, kumangidwa mozama kuti muwonetsetse magwiridwe antchito munthawi zosiyanasiyana. Ndili ndi chidwi pabwino komanso molondola, timanyadira kupereka njira yothetsera vutoli.



Pamtima pa mwala wa Gillstone valavu 990 imayala zomanga zapadera - chopondera cha PTF ndi Epdm. Kuphatikiza uku sikungopereka kugwiritsa ntchito kukana kwa mankhwala komanso kumatsimikizira kuthekera kwa Valava kudutsa kutentha kwakukulu, kuchokera - 40 ℃ ℃ mpaka 135 ℃. Kusintha kotereku kumapangitsa kukhala chisankho chabwino chogwiritsira ntchito madzi oyenda m'madzi omwe ukhondo ndi kutentha kutentha kumakhala kofunikira. Kaya ndi mankhwala opangira mankhwala, chakudya ndi chakumwa, kapena mafakitale azamadzi, valavu iyi imathandizira kuti ikhale ndi mwayi wokhala ndi magetsi ofunikira 990 Kudzipereka kwa Plastics ku Great Proptry Prople. Amapangidwa kuti akhale odalirika komanso odalirika, imakhala ndi kulumikizana kwamphamvu kapena kukhazikika kwa kukhazikitsa mu DN50 - Kukula kwa DN500, ndikupangitsa kuti zisinthidwe pamitengo yosiyanasiyana. Zosankha za valavu - Kuphatikiza Epdm, Nbr, E5, ndi Ptfe - Phatikizani kugwirizana kokwanira ndi media, kuonetsetsa chisindikizo chotetezedwa ndi kuwongolera koyenera. Kaya kugwiritsa ntchito kwanu kumafunikira valicly valavu ya Bullerff kapena Lug Stolale sharve sharve wopanda pini, chinsinsi cha Great Gulugufe