Welding Blanket Protective Material Silica Protective Material Coating Uncoated 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 Two on Each Corner Resistance Properties Abrasion Resistant Chemical Resistant Spark Resistant Spatter Resistant Water Resistant Standards FM Approved Duty Rating Heavy Grommet Spacing 18 in