KC5000 foam sealing material is made of A and B material after proper proportion of mixing, chemical reaction and form foaming body. Before it becomes a foaming body, the product is in liquid form and has good fluidity. It can be extremely well applied to fire proof and moisture-proof plugging at the bottom of various electrical and communication panels and cabinets, fire proof and moisture-proof plugging at the opening of complex perforating pipe fittings, etc. The foam sealing material by fire, heat and other high temperature will produce expanded carbon layer, can effectively prevent the spread of fire combustion and heat transfer, so it can provide good protection for non-fire surface, according to GB 23864-2009 standard requirements, with a 1.5h fire aging. In addition, the product in the harsh, dirty environment, still can maintain the normal fire and moisture-proof function.