Ainihin Bayani Kasakasai

Thread kaset ake amfani a rufe, sa mai, da kuma hana kãmun a kan Threaded kusoshi, studs, da kuma kayan aiki. Su suna fiye kira a matsayin:

  • Teflon tef
  • ptfe tef
  • Ptfe thread hatimi tef
  • mai aikin famfo ta tef

Thread kaset yawanci sanya na polytetrafluoroethylene (ptfe), wani sosai crystalline, perfluorinated polymer cewa an fi sani da ta DuPont iri da kuma alamar kasuwanci mai rijista-Teflon. Ptfe tef yana da wani musamman low coefficient na gogayya, mai kyau sunadarai juriya, da kuma kyau zafi juriya. Chemical inertness ya hana giciye-dake tsakanin kuma ya sa ptfe thread kaset zabi mai kyau ga aikace-aikace da unsa lalatattu sinadarai kamar ruwa oxygen, ko caustics kamar ammonium hydroxide. Thread kaset kuma za a iya sanya daga polyethylene (PE), a low-cost roba cewa ya sãɓa ruwa da yawa sunadarai.

bayani dalla-dalla

Thread kaset kawo bayani dalla-dalla kamar:

  • yawa
  • tensile ƙarfi
  • elongation
  • girma
  • substrate karfinsu

Ptfe thread tef kaya bayyana su kayayyakin kamar yadda ko dai high-yawa, ko low-yawa. High-yawa ptfe thread kaset yawanci suna da wani yawa na .70 g / cm3 ko 1.2 g / cm3. Low-yawa ptfe thread kaset yawanci suna da wani yawa na .37 g / cm3. Tensile ƙarfi ne karfi ake bukata domin karya wani yanki na thread tef da ja a kan m iyakar. Elongation ne fractional karuwa a wani thread tef ta tsawon saboda danniya a tashin hankali ko ya thermal bazuwa. Muhimmanci girma ga thread kaset hada da tsawon, nisa, da kuma kauri. Game da substrate karfinsu, wasu Teflon kaset an tsara don yin amfani da bututu, shambura, ko conduits sanya daga aluminum, baki da baƙin ƙarfe, ko tagulla. Sauran ptfe thread hatimi tef bãyukansu zuwa Chrome, jan, gilashin, roba, ko roba.

Standards

Ptfe thread kaset bi biyu na asali ingancin nagartacce kuma suna launi-masu lamba ga wani iri-iri na aikace-aikace. Mil-T-27730A ne sojojin Amurka jaddadawa (Mil-tabarau) cewa ƙayyade wani m kauri daga 3 mils. AA-58092 ne mai sayar da misali da cewa kula da kauri da ake bukata na Mil-T-27730A, amma in ji wani m yawa misali. White ptfe thread tef samar da m like for da dama threaded gidajen abinci da kuma shi ne dace da mafi aikin famfo da kuma ruwan ruwa tsarin. Yellow ptfe thread tef da aka tsara don yin amfani da bututu, conduits, kusoshi, bawuloli, kuma Threaded gas Lines da cewa kawo iska, ammonia, butane, chlorine, ko hydrogen. Pink Teflon tef aka sanya nauyi-taƙawa, masana'antu sa ptfe da ake amfani a kasuwanci ko masana'antu aikin famfo aikace-aikace. Green Teflon thread kaset iya amfani da oxygen-kwaci aikace-aikace.

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Post lokaci: Sep-08-2018
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