Welding Blanket Roll Protective Material Fiberglass Protective Material Coating Vermiculite Maximum Temperature 1 200 Degrees F Overall Length 150 ft Overall Width 6 ft Protective Material Color Black Protective Material Weight 26 oz/sq yd Protective Material Thickness 0.05 in Grommet Location Two on Each Corner Resistance Properties Abrasion Resistant Standards FM Approved Duty Rating Heavy Grommet Spacing 24 in Series 397 Fastener Type Grommets