Insulating Fire Brick, Heat Insulation Block, Low Thermal Conductivity, 1.25" x 4.5" x 9" Split, Pack of 2, 3000-F Rated, for Kilns, Forges, Furnaces, Soldering - Lynn Manufacturing 3150R

• UPC   810527034026
• Great insulator with low thermal conductivity and very low weight Easy to shape, cut, and carve with wood working tools Used for kilns, forges, furnaces, knife making, PMC metal clay firing, jewelry casting, or jewelry soldering block Specifications: 3000F rated, weight 1.9 lbs., 9" x 4.5" x 1.25”, alumina silica refractory ceramic clay brick Well packed in bubble wrap to ensure delivery in good condition