JM23 Mullite Insulation Brick - Rongsheng Refractory
2021-7-7u2002·u2002JM23 insulating brick is the new energy saving material for insulation. JM23 insulation brick are produced accordance with German industrial standard that especially for export to foreign countries. 1.Mullite lightweight fire brick have low creep. 2.Mullite insulation refractory bricks have high load. 3.JM23 refractory bricks have high thermal ...
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