Mkpuchi na mkpuchi paịpụ
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Njikọta Arc nke e tinyere n'ime mmiri gburugburu nke ọkpọkọ polyethylene
Iwebata ọkpọkọ polypropylene anyị dị mgbagwoju anya, ihe ngwọta kachasị makapaịpụ mmiri dị n'okpuru ala sistemụ. A na-eji teknụzụ ịgbado ọkụ dị elu nke e ji polypropylene lined paịpụ anyị emepụta, nke na-eme ka ọ dị mma ma sie ike. Emebere paịpụ a nke ọgbara ọhụrụ iji mezuo ọkwa kachasị elu maka inye mmiri dị n'okpuru ala, na-enye ngwọta a pụrụ ịdabere na ya ma na-adịgide adịgide maka ọtụtụ ojiji.
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Mkpuchi 3LPE Mpụta DIN 30670 Mkpuchi FBE N'ime
Ọkọlọtọ a na-akọwapụta ihe achọrọ maka mkpuchi polyethylene nke nwere akwa atọ e tinyere n'ime ụlọ ọrụ mmepụta ihe na otu ma ọ bụ mkpuchi polyethylene nke nwere ọtụtụ akwa maka nchedo nchara nke ọkpọkọ na ihe ndị e ji ígwè rụọ.
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Mkpuchi Epoxy nke a na-ejikọta ọnụ Awwa C213 Standard
Mkpuchi na ihe mkpuchi Epoxy nke ejiri ngwakọta mee maka ọkpọkọ mmiri ígwè na ihe ndị e ji etinye ya
Nke a bụ ọkọlọtọ nke American Water Works Association (AWWA). A na-ejikarị mkpuchi FBE eme ihe na paịpụ mmiri ígwè na ihe ndị e ji etinye ya, dịka ọmụmaatụ paịpụ SSAW, paịpụ ERW, paịpụ LSAW, paịpụ na-enweghị ntụpọ, ikpere aka, tees, reducers wdg. maka ebumnuche nke nchekwa nchara.
Mkpuchi epoxy nke e ji ntụ ntụ kpọrọ nkụ mee bụ otu akụkụ nke ihe mkpuchi thermosetting akọrọ nke, mgbe a na-eme ka okpomọkụ rụọ ọrụ, na-emepụta mmeghachi omume kemịkalụ na elu paịpụ ígwè ma na-eme ka arụmọrụ ya dị mma. Kemgbe 1960, ojiji ya agbasaala ruo n'ọkwa paịpụ buru ibu dị ka mkpuchi dị n'ime na nke mpụga maka gas, mmanụ, mmiri na mmiri mkpofu.