... ,rust removing ,acid washing ,boiling ,drying ,zinc feeding to wire coiling etc.Wire diameter:0.5mm-0.6mm BGW25-4Tensil strength :35 ... and hessian/weaving bags outside etc.Advantage: Electro galvanzied iron wire has the characteristics of think zinc coating ,good corrosion resistance ... used in construction ,express way fencing ,binding of flowers and wire mesh weaving and etc. galvanized metal wire