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专利申请号:85107961 采用一般电焊条施焊时,产生的烟尘对人体健康危害较大。采用本发明的电焊条进行焊接时,不产生有毒的氟比物气体,其烟尘量可降低到5克/公斤以下,焊条的熔敷效率可达155％以上,且可缩短辅助劳动时间。焊
Patent application number: 85107961 The use of general welding electrode welding, the resulting dust greater harm to human health. When the welding electrode of the invention is used for welding, no toxic fluorine compound gas is generated, the soot amount can be reduced to less than 5g / kg, the welding efficiency of the welding rod can reach more than 155%, and the auxiliary labor time can be shortened. weld