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Phosphate impregnated clay bricks
Numbering
Affiliate classification Phosphoric acid immersed clay brick
Weight 0
Product Description
Product Overview:
Phosphoric acid immersed clay brick is made of cokestone and binder through granulation and powder making processes, mixed in a certain proportion, pressed and shaped, calcined at high temperature, impregnated with phosphoric acid solution, and then subjected to secondary calcination. More alkaline products. Mainly used for masonry lining.
Physical and chemical indicators：
| Item | Indicator |
| Al2O3 % | 41～45 |
| P2O5 % ≥ | 7 |
| Fe2O3 % ≤ | 1.8 |
| 0.2MPaLoad softening start temperature ℃ ≥ | 1450 |
| Reburning line change （1450℃×3h） % | -0.2～+0 |
| Apparent porosity % ≤ | 14 |
| Compressive strength at room temperature Mpa ≥ | 60 |
| Alkali resistance (strength reduction rate) % ≤ | 15 |