Juyawa Hardness ACD da Bambanci
Ra'ayin Hardness Shore
Taurin scleroscope Shore ( Shore), wanda masanin kimiyar Burtaniya Albert F. Shore ya gabatar da farko, ana kiransa HS kuma yana aiki azaman ma'auni don auna taurin kayan. Gwajin taurin Shore ya dace don tantance ƙimar taurin Shore na ƙarfe na ƙarfe da na ƙarfe, tare da ƙimar taurin mai wakiltar girman nakasar da ƙarfe ya nuna. Ana yawan amfani da wannan kalmar a cikin masana'antar roba da filastik.
Test Hanyar
Ana shigar da ma'aunin taurin Shore a cikin kayan da za a auna, ana haɗa mai nunin da ke kan bugun kira da allura ta hanyar marmaro, sannan a sa allurar a saman abin da za a auna, kuma darajar da aka nuna akan bugun bugun. darajar taurin
Rabewa da Iyalin Aikace-aikacen Gwajin Tauri
Samfuran masu gwajin taurin da aka saba amfani da su sun haɗa da nau'ikan Shore A, C, da D. Kowane samfurin yana da takamaiman aikace-aikacensa: nau'in Shore A ana amfani dashi da farko don gwada taurin filastik da kayan roba na roba; Nau'in Shore C an tsara shi don tantance taurin kayan microporous waɗanda ke ɗauke da kumfa da aka yi daga roba da filastik tare da ƙimar matsawa sama da 0.5kg / c ㎡ a 50%, amma kuma ana iya amfani da su ga sauran kayan aiki masu kama; yayin da nau'in Shore D ya dace don gwada taurin roba mai ƙarfi na gabaɗaya, guduro mai ƙarfi, acrylic, gilashi, thermoplastic, faranti na bugu, fibers, da sauran kayan tauri.
Kwatanta Teburin Taurin Tekun A, C, da D
Ya kamata a yi la'akari da odar ACD yayin da ake magana akan zane.
Juyawar Shore A Hardness da D Tauri
Teburin da ke sama yana nuna cewa ana auna kayan tare da taurin Shore da ke ƙasa 90A ta amfani da sikelin A, yayin da kayan da ke da ƙarfi sama da 90A ana auna su ta amfani da tebur D. Ya kamata a lura cewa hanyoyin aunawa don taurin Shore A da Shore D sun bambanta yana haifar da kusan alaƙar juzu'i tsakanin ma'auni biyun. Ka'idojin musanya sune kamar haka:
1) D = A - 50;
2) A = 0.173D + 86.58.
Kamar yadda aka gani daga teburin da aka ambata, wannan juyowar kusan kusan ce; don haka, yana da kyau a zaɓi nau'in gwajin taurin da ya dace bisa ainihin buƙatun gwaji.
