Alumina Bubble Bricks are for applications up to 1800°C (3270°F). These bricks have excellent insulating properties and high hot strengths. Bubble alumina bricks are made with tiny hollow insulating spheres made from high-purity alumina (also called bubble alumina). 2 bricks per order. 7 lbs per brick. 
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Alumina Bubble Brick KIB-180

SKU: refb-99bubble
$60.00Price
  • No returns, no refunds allowed