Insulating K23 Ceramic Soft Fire Bricks: Rectangular, Wedge or Arch, & Square

Sale price $15.98 Save $0.00
20 in stock
  • Great insulators with low thermal conductivity and very low weight
  • Sold as single bricks, well packed in bubble wrap to ensure safe delivery
  • 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: 2300F rated, weight 2.1lbs.,
  • Rectangular: 9" x 4.5" x 2.5”
  • Arch: 9" x 4.5" x 3" to 2.64" taper
  • All made of alumina silica refractory ceramic clay brick