Welding blankets are great for covering objects that need to be protected from sparks and spatter
Tillman™ 594B68 Welding Blanket, Heavy-Duty, Width: 6 ft, Length: 8 ft, Thickness: 0.03 Inch, Silica, Bronze, Temperature: 1800 deg F Working, 3000 deg F Melting, Weight: 18 oz