骨架國標級(ji)別拉力(li)強(qiang)度(du)系數，可以搭接成環形(xing)。普通輸(shu)送(song)帶執行GB7984-2001規范。
普(pu)通輸(shu)送帶：覆蓋層(ceng)：拉伸強度(du)(du)不小(xiao)(xiao)于(yu)(yu)(yu)15Mpa扯斷伸長(chang)度(du)(du)不小(xiao)(xiao)于(yu)(yu)(yu)350%磨耗(hao)量≤200mm3層(ceng)間粘合強度(du)(du)縱(zong)向試樣平均(jun)值(zhi)布層(ceng)間不小(xiao)(xiao)于(yu)(yu)(yu)3.2N/mm覆蓋膠與布層(ceng)間不小(xiao)(xiao)于(yu)(yu)(yu)2.1N/mm全厚度(du)(du)縱(zong)向扯斷伸長(chang)率(lv)不小(xiao)(xiao)于(yu)(yu)(yu)10%全厚度(du)(du)縱(zong)向參考力(li)伸長(chang)率(lv)不大于(yu)(yu)(yu)1.5%
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覆(fu)(fu)蓋層(ceng)(ceng)：拉伸(shen)(shen)強度(du)(du)不小(xiao)于(yu)(yu)15Mpa扯斷伸(shen)(shen)長(chang)度(du)(du)不小(xiao)于(yu)(yu)350%磨(mo)耗(hao)量≤200mm3,層(ceng)(ceng)間(jian)(jian)粘(zhan)合強度(du)(du)縱向(xiang)(xiang)試樣(yang)平(ping)均(jun)值布(bu)層(ceng)(ceng)間(jian)(jian)不小(xiao)于(yu)(yu)4.5N/mm覆(fu)(fu)蓋膠與(yu)布(bu)層(ceng)(ceng)間(jian)(jian)不小(xiao)于(yu)(yu)3.2N/mm,全(quan)厚度(du)(du)縱向(xiang)(xiang)扯斷伸(shen)(shen)長(chang)率(lv)不小(xiao)于(yu)(yu)10%全(quan)厚度(du)(du)縱向(xiang)(xiang)參考力伸(shen)(shen)長(chang)率(lv)不大(da)于(yu)(yu)4%覆(fu)(fu)蓋膠采用橡塑共(gong)混。
