Barka da zuwa CHUANGRONG

Dangane da Dokokin Fasaha don Shigar da Ruwa Mai Ɗauki na DIN1988, matsin lambar gwajin dole ne ya ninka matsin lamba na aiki sau 1.5 na tsarin bututu.

Lokacin gudanar da gwajin matsin lamba, halayen kayan bututun PP-R suna haifar da faɗaɗa bututun, wanda ke shafar sakamakon gwajin. Ƙarin tasiri ga sakamakon gwajin na iya faruwa ne ta hanyar yawan faɗaɗa zafi na bututun PP-R. Yanayin zafi daban-daban na bututu da matsakaicin gwaji yana haifar da bambanci na 0.5 zuwa 1 mashaya. Saboda haka, dole ne a tabbatar da mafi girman yuwuwar ci gaba da matsin lamba na matsakaicin gwajin a gwajin matsin lamba na hydraulic na shigarwa tare da bututun PP-R.

Gwajin matsin lamba na hydraulic yana buƙatar gwaji na farko, babban gwaji da na ƙarshe. Don gwajin farko, dole ne a samar da matsin lamba na gwaji sau 1.5 na mafi girman matsin lamba na aiki. Dole ne a sake daidaita wannan matsin lamba na gwaji sau biyu cikin mintuna 30 cikin tazara na mintuna 10. Bayan lokacin gwaji na ƙarin mintuna 30, matsin lambar gwajin bai kamata ya faɗi fiye da ma'aunin 0.6 ba kuma zai bayyana ba.

Gwajin farko za a bi shi kai tsaye ta hanyar babban gwajin. Lokacin gwajin shine awanni 2. Da zarar an yi haka, matsin lambar gwajin ba zai iya faɗuwa fiye da sandar 0.2 ba. Da zarar an kammala gwaje-gwajen farko da na farko, sai gwajin ƙarshe ya biyo baya, wanda dole ne a yi shi da matsin lamba na madadin sandar 10 da sandar 1 a cikin ƙayyadadden lokaci na akalla mintuna 5. Tsakanin kowace gwaji, dole ne a saki matsin lambar. Babu wani ɓullar da zai iya bayyana a kowane lokaci.