Welding blended flux coating powder 1)variety:10-2500mesh,100-1250mesh,325-2500mesh . 2)model: ... biotite,white,golden,silver . AWS E6013 Welding blended flux coating powder1.variety:10-2500mesh,100-1250mesh,325-2500mesh 2.model ... :biotite,white,golden,silver 3.use:coating,paint,welding rod,building materal4.The application in resin,plastic ...