| 摘要 |
The invention relates to an arrangement for preparing porous mats 1 with concrete slurry 12. The preparation takes place with vibration and by the mats being allowed to pass between rollers 9-10, synchronized with each other and provided with teeth, such that they become pressed in the slit formed between a tooth interspace on one roller and a tooth on the opposite roller. Prepared mats are utilized for the manufacture of different formed products and sandwich constructions. <IMAGE> |
