Li-silicone, tse tsejoang hape e le li-polysiloxanes, ke li-polymers tse kenyelletsang motsoako ofe kapa ofe oa inert, oa maiketsetso o entsoeng ka likarolo tse pheta-phetoang tsa siloxane, e leng ketane ea liathomo tsa silicon tse fapanyetsanang le liathomo tsa oksijene, hangata li kopantsoeng le carbon le/kapa hydrogen.Hangata ha li na mocheso ebile li tšoana le rabara, 'me li sebelisoa ho li-sealant, li-adhesives, lubricant, meriana, lisebelisoa tsa ho pheha, le ho kenya mocheso le motlakase.Mefuta e meng e tloaelehileng e kenyelletsa oli ea silicone, grease ea silicone, rabara ea silicone, resin ea silicone le caulk ea silicone.Li-silicones ke tsa mefuta e meraro: 1. li-silicone tse otlolohileng tsa ketane;2. cyclic silicones;3. li-silicone tse pota-potiloeng.
Hose ea bohloeki hangata e kenyelletsa lits'ebetsong tsa ts'ebetso ea meriana.Ekaba li-hook ups tsa tanka tse nkehang, li-isolators tsa sele, li-jumpers tsa CIP kapa ts'ebeliso efe kapa efe ea lits'ebetso tse ling tse leshome le metso e 'meli, likopano tsa liphaephe tsa bohloeki li hohle.Li hloka ho hloekisoa ka mouoane kapa li-autoclave ntle le tšenyo.Ho na le lisebelisoa tse peli feela tse fihlelang litlhoko tsa meriana ntle le ho kopana le litataiso tsa FDA: Silicone e tiileng e tiileng le PTFE (polymer).Ke efe e molemo ho e sebelisa?E hlile e ipapisitse le ts'ebeliso le sephetho seo re lekang ho se fihlela:
Thepa ea Silicone e hloekileng e tiileng
E bobebe ka boima bo feto-fetohangHaholo Lisilicone tse hloekileng ha li lumelle khase kapa mokelikeli ho feta Tse tsejoang ka ho tšoarella ha tsona le bokhoni ba ho mamella liphetoho tsa lik'hemik'haleBokhoni ba ho sebelisoa libakeng tse hloekisitsoeng le ho khona ho mamella mocheso o feteletseng le ho boloka mocheso (ho kenyeletsoa le ts'ebeliso ea cryogenic) tikolohong li hlokometsoe ka li-silicone.Hobane li sebelisoa haholo, li atile, li senyeha habonolo, joalo ka ha li hlahisoa ke letsopa le fapaneng.
PTFE Hose Properties
● E boima haholo (ha e bapisoa le silicone) ● E thata ho feta silicone (e ka ba e lakatsehang kapa ea se ratehe ho itšetlehile ka ts'ebeliso) ● The pyrolysis of PTFE is detectable at 200 °C (392 °F), 'me e kenyelletsa likhase tse ngata tsa fluorocarbon le sublimate.
Ka hona, khetho e ntle ea hose ke efe?Leha mosebetsi oa kopo o bohlokoa ha phapang ea litšenyehelo lipakeng tsa tse peli e se bohlokoa haholo.Li-hoses tsa PTFE li ka ratoa haeba u ka kena lits'ebetsong tse kaholimo ho 100 PSI.Empa haeba o hloka ho hong ho bobebe le ho tenyetseha joalo ka li-jumpers tse khutšoane tsa sele, silicone e sebetsa hantle.
PS: Ikopanye le rona bakeng sa sampole ea mahala ea PTFE
Nako ea poso: Nov-03-2017