Stainless steel silk, not iron wire, in low for charcoal steel wire , iron wire, the nickel chromium silk, iron chromium aluminium silk, polyester silk,etc. not zinc-plated. Its institutional framework form have ordinary to weave , is it weave , segment type ordinary to weave to strengthen. Used in the trades , such as petroleum , metallurgy , food processing machinery , pharmacy , glass , printing the circuit board dedicated device ,etc. extensively.