Welding Blanket, Protective Material Silica, Protective Material Coating Vermiculite, Maximum Temperature 1,800 Degrees F, Overall Length 6 ft, Overall Width 6 ft, Protective Material Color Tan, Protective Material Weight 18 oz/sq yd, Protective Material Thickness 0.03 in, Grommet Location No Grommet Holes, Resistance Properties Abrasion , Slag , Spark , Spatter , Standards FM Approved, Duty Rating Heavy, Fastener Type No Fasteners Included