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Home » Kilns & Firing Accessories » Firing Accessories » Brick Shapes

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Thermal Ceramics K-23 Soft Bricks - Case of 12 - 9" Straights
Thermal Ceramics K-23 Soft Bricks - Case of 12 - 9" Straights
Only sold as a case of 12. 2300F, fireclay insulating soft bricks. 9" x 4.5" x 2.5". Fired Analysis: SiO2-44%, Al2O3-39%, CaO-16%, Fe2O3-.4%, TiO2-1.5%, MgO-.1%, Na2O-.4%. Density is 33.5 lbs./cubic foot. Modulus of rupture is 120 lbs./sq. inch. Thermal Conductivity at 2400F is 0. Melting point is 2750F. Service temperature is 2300F. PCF is cone 31. Prefered by jewelers for posting of soldered pieces because of it's softness. Ship Wt. is 25 lbs.
 
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Price: $72.00

 
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