Menene kwayoyin halittaral inji Properties na foda coatings

Halittaral inji Properties na foda kayan shafa hada da wadannan.

• Gwajin yanke-yanke (manne)
• sassauci
• Erichsen
• Buchholz Hardness
• Taurin Fensir
• Clemen Hardness
• Tasiri

Gwajin yanke-yanke (manne)

Dangane da ma'auni ISO 2409, ASTM D3359 ko DIN 53151. A kan rukunin gwaji mai rufi an yanke-yanke (cikewa a cikin hanyar giciye da pa).rallel da juna tare da nisa tsakanin 1 mm ko 2 mm) an yi a kan karfe. Ana saka madaidaicin tef akan giciye-yanke. An ƙididdige giciye ta hanyar adadin fim ɗin da aka cire bayan cire tef.

sassauci

Madaidaicin madaidaicin madaidaicin panel ana naɗe shi akan rolls na silindi (bisa ga ka'idodin ASTM D1737, ISO 1519 ko DIN 53152) ko madaidaicin madaidaicin (bisa ga ma'aunin ASTM D552 ko ISO 6860). Wannan ma'auni ne don sassauci, shimfiɗawa da mannewa na sutura a ƙarƙashin nakasar. Ana amfani da waɗannan gwaje-gwajen don kimanta ƙarfin lalacewa bayan abubuwan da aka rufa.

Idan an nannade bangarorin gwaji a kusa da rolls na cylindrical (tare da diamita da aka sani) to sakamakon shine diamita na mirgina lokacin da ba a ƙayyade lalacewa ba.

Idan an naɗe kwamitin gwajin a kusa da madaidaicin madaidaicin sa'an nan sakamakon gwajin yana wakiltar iyakar abin da ya fashe, yana farawa daga mafi girman gefen ninka a saman.

Erichsen

Dangane da ka'idodin DIN 53156 ko ISO1520. A cikin wannan gwajin ana tura ƙwallon ƙwallon ƙafa tare da takamaiman diamita a gefen baya na abin rufewa (nakasar sannu a hankali). Wannan tare da saurin da aka ƙayyade a gaba. Rufe yana miƙewa ya fashe a ƙarshe. Zurfin ƙwallon ƙwallon ƙwallon a cikin gwajin gwajin lokacin da suturar ta fashe, an ƙaddara.

Buchholz Hardness

Dangane da ma'auni ISO 2815 ko DIN 53153. Wannan gwajin yana auna lalata, shigar da fim ɗin mai rufi, lokacin da aka sanya wata dabara ta musamman tare da kusurwa mai kaifi a saman yayin 30 seconds. Taurin Buchholz daidai yake da 100 an raba ta tsawon saƙon (mm).

Taurin Fensir

Dangane da ka'idar ASTM D3363. A cikin kayan aiki na musamman ana sanya fensir na tauri daban-daban (2H, H, F, HB, B, 2B) bayan an ɗora su. An zana layi tare da fensir. Bayan kowane zanen fensir ana duba murfin akan lalacewa. Taurin fensir yana wakiltar taurin fensir na gaba: ɗaya lokacin da rufin bai lalace ba tukuna, ɗayan kuma inda ya lalace.

Clemen Hardness

Dangane da ka'idar BS 3900: E2, ISO 1518, ASTM D5178. Ana amfani dashi azaman alamar juriya ga inkervingen. Tare da allurar karfe an zana layi (ƙayyadaddun saurin gudu da matsa lamba) akan farfajiya mai rufi. Duk lokacin da aka zana layi da allura ana sanya taro mai nauyi akan allurar. A lokacin da murfin ya lalace (allura akan karfe) yawan adadin da aka yi a kan allurar shine bayanin kula ga taurin Clemen.

Tasiri

Tasiri kai tsaye ko tasiri kai tsaye: ASTM D-2794 na ISO 6272.Impact (nakasar da sauri) ana gwada shi tare da mai gwada tasiri. Ka'idar ta ƙunshi taro wanda ya faɗo daga tsayi daban-daban a kan rufin da aka rufe (kai tsaye: a kan sutura, kai tsaye a gefen baya na kwamitin gwaji mai rufi). Tasirin, lokacin da shigarwa a cikin rufin ba ya wakiltar wani tasiri na fashe, an nakalto a cikin kg.cm, a cikin Nm ko a cikin inch / fam.

Za ku sami labarai da yawa game da kaddarorin kayan kwalliyar foda.