| 摘要 |
1483101 Refractory casting, ramming or stamping mass HOGANAS AB 6 Nov 1974 [26 Nov 1973] 49049/74 Heading C1J [Also in Division F4] A refractory mass for casting, ramming or stamping refractory linings and for metallurgical ladles or tapping channels is based on refractory grog (60-95% by weight) and binder (40-5% by weight) and is characterized by a low content (0À05-0À35%) of straw-shaped channel-forming elements equally distributed throughout the mass to make possible rapiddrying. Said elements may be cut straws of the common cereals, grass or reeds or may be synthetic elements made from paper or plastic materials and typically are 1-6 cm. in length. |
