| 摘要 |
A moulded article is manufactured by mixing 100 parts by weight of loosened ceramic fibres, or of a mixture comprising at least 20% by weight loosened ceramic fibres and up to 80% by weight of a fired bonded granular material comprising ceramic fibres, bonding agent and refractory materials, together with 0 to 2 parts by weight clay or other finely divided refractory substances, 2 to 8 parts by weight phosphate bonding agent, 0 to 10 parts by weight organic whilst simultaneously moulding it to the desired shape and the moulded article is then dried and/or tempered and/or fired. The article has a density of 0.5 to 1.8 g/cm<3> and a hot bending strength at 1000 DEG C of at least 0.8 N/mm<2>. |
