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Phosphate refractory mud
Numbering
Affiliate classification Phosphate refractory mortar
Weight 0
Product Description
Product Overview:
Phosphate refractory mortar is a high-quality mud with high-quality bauxite clinker or clay clinker as the main raw material, and solid phosphoric acid or liquid phosphoric acid as a binder. It is mainly used for masonry of High-alumina brick or Clay brick. It is divided into four grades: NP-45, LP-55, LP-65, and LP-70 according to the physical and chemical properties.
Physical and chemical indicators：
| Product name | Phosphate clayRefractory mortar | Phosphate AluminiumRefractory mortar | Phosphate AluminiumRefractory mortar | Phosphate AluminiumRefractory mortar | |
| Grade | NP-45 | LP-55 | LP-65 | LP-70 | |
| Refractory | ≥1750℃ | ≥1770℃ | ≥1790℃ | ≥1790 | |
| Flexural strength | 110℃drying | ≥2 MPa | ≥2 MPa | ≥2 MPa | ≥2 MPa |
| 1200℃×3h | ≥6MPa | ||||
| 1400℃×3h | ≥6 MPa | ≥6 MPa | ≥6 MPa | ||
| Softening temperature under load | ≥1200℃ | ≥1300℃ | ≥1320℃ | ≥1550℃ | |
| Bonding time（min） | 1～3 | 1～3 | 1～3 | 1～3 | |
| Al2O3 | ≥45 | ≥55 | ≥65 | ≥70 | |