... brick SK36, is high alumina brick with Al2O3 55%. The package is wooden pallet with shrinkage film, and paper protect angle. ... exporter of insulation and refractory material in north of China with more than 10 years' history. The products mainly ... , JAPAN etc. Refractory brick is dense shaped refractory material. With high refractoriness and mechanical behavior under high temperature, refractory brick ...