... low thermal capacity 2. high service temperature The refractory ceramic fiber board series includes ordinary fiber board(PXB), ... containing fiber board(HXB), Mixing fiber board(HHB) and polycrystalline fiber board(DXB) according to the different service ... door and kiln carriage in industrial kilns for ceramics and refractories industries, and linings for kilns above 1300oC. Refractory ceramic fiber ...