Tsufa na kayan rufewa kai tsaye yana shafar aminci da rayuwar sabis na kayan lantarki da na lantarki.

Ba kamar sauran kayan ba, kamar karafa, kaddarorin kayan rufewa suna da saurin canzawa akan lokaci.A cikin aiki na dogon lokaci ko adana kayan lantarki da na lantarki, a ƙarƙashin aikin abubuwan tsufa daban-daban, kayan da aka rufe, musamman ma kayan hana ruwa, za su sami sauye-sauye na sinadarai (lalata, oxidation da crosslinking, da dai sauransu). da bazuwar na insulating kayan, da ƙarni na low kwayoyin volatiles, bayyanar pores, ruwa danko canje-canje, The surface na m kayan ne m, gaggautsa, carbonized, polarity karuwa, discoloration, fatattaka da nakasawa, sabõda haka, irreversible canje-canje a cikin yi ya faru. , sannu a hankali ya rasa ainihin halaye na aiki, wannan sabon abu ana kiransa tsufa.

Tsufa na kayan rufewa sun haɗa da tsufa na thermal, tsufa na yanayi, tsufa na lantarki da tsufa na inji.Tsufawar thermal galibi aikin haɗin gwiwa na dogon lokaci na zafi da iskar oxygen akan kayan insulating.Tsufawar yanayi shine babban aikin haɗin gwiwa na dogon lokaci na haske (musamman ultraviolet), oxygen, ozone, ruwa da sauran abubuwan sinadarai.Tufafin lantarki shine babban aikin haɗin gwiwa na dogon lokaci na filin lantarki, zafi da oxygen.Mechanical tsufa shine yafi haɗakar aikin ƙarfin inji, zafi da iskar oxygen.Bugu da ƙari, haskoki masu ƙarfi, ilimin halitta da ƙwayoyin cuta suma abubuwan da ba za a iya watsi da su ba.Daban-daban masu sassaucin ra'ayi a cikin tsufa suna taka muhimmiyar rawa wajen haɓaka tsufa.

XINXING INSULATION FR4 EPOXY LAMINATED SHEETS

Mai zuwa yana mai da hankali kan tsufa na thermal da yanayin juriya na kayan rufewa.Zazzabi shine mafi mahimmancin abin da ke shafar yawan tsufa na al'ada na kayan rufewa.Don tsarin rufewa daban-daban, ƙididdige ƙimar juriya mai zafi na kayan rufi da ƙimar juriya na tsarin rufin za a yi la'akari daidai da hanyar gwajin tsufa da aka tsara.Duba [EC60216 misali].Ma'anar juriya na zafi yana kunshe da sigogi biyu, ma'aunin zafin jiki da bambancin zafin jiki na rabin rayuwa.Ma'aunin zafin jiki shine ma'aunin Celsius wanda yayi daidai da ƙayyadadden rayuwa (yawanci 20,00h) ƙarƙashin wasu sharuɗɗan gwaji.Matsakaicin zafin da ke daidai da rabin rayuwa shine wani ma'aunin zafin jiki, kuma bambancin zafin rabin rayuwa shine bambanci tsakanin ma'aunin zafin jiki guda biyu.Matsayin juriya na zafi daban-daban na injin ko tsarin rufi dole ne su zaɓi madaidaicin zafin zafin zafi,Jiujiang Xinxing kayan rufisamar da zafi juriya sa daga sa A zuwa sa C (zafi juriya zafin jiki na 120 digiri zuwa 200 digiri) epoxy gilashin zane laminate, kowane abu zai iya samar da m IEC gwajin rahoton, za ka iya tabbata a zabi, maraba da tuntubar..