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我厂銲条工段从1954年起,就开始生产高质銲条了。чM-8高质銲条,旧的工艺标准和配方是这样:把合格的赤铁矿22公斤、锰粉20公斤、石英砂18公斤、长石18公斤、黄粘土1公斤、淀粉5公斤、锰铁21公斤,再加入比重1.3的水玻璃40公斤,混合在一起搅拌1小时后,用60～100孔筛子滤过后进行掛药。掛药的方法是把切好的长450公厘铁芯13根夹在夹板上,用人工掛药。如果生产直
Our factory electrode section from 1954 onwards, began producing high quality electrode. чM-8 high quality welding rod, the old process standard and formula is like this: the qualified hematite 22 kilograms, 20 kilograms of manganese, quartz sand 18 kilograms, feldspar 18 kilograms, yellow clay 1 kilogram, starch 5 kilograms, Ferromanganese 21 kg, then add the proportion of water glass 40 1.3 kg, mixed together with stirring for 1 hour, with 60 ~ 100 hole sieve after filtration. The method of hanging medicine is to cut the length of 450 mm iron core 13 clip on the splint, with artificial hanging medicine. If produced straight