Zhengzhou Annec Industrial Co., Ltd.
Continuously Pushing Forward R& D of HBS for BF and Progress of Refractory Technology To Become Preferred Global Supplier in High Temperature Industry
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Characteristics:
1. High refractoriness.
2. Aluminum content high, the iron content low.
3. High volume density.
4. Thermal expansion coefficients of small.
5. Physicochemical stability.
6. Fully calcined
7. Dust content low
8. The specification standards.
Advantages:
1. Easy out of shell.
2. No deformation.
3. No reduced scale.
4. Good brightness , Good finish .
5. Product rate is high.
Physical and chemical index:
| Grade | Al2O3 | Fe2O3 ≤ | SiO2 | K2O+Na2O ≤ | CaO+Mg2O ≤ | Ti02 % | Bulk density g/cm3(min)≥ | Refractoriness °C (min)≥ | LOI % ≥ |
| A Grade | 46-47 | 1.0 | 51-53 | 0.2 | 0.6 | 0.08 | 2.6 | 1750 | 0.3 |
| Mesh Size | Sand---(4-8,8-16,16-30,30-60,60-80,80-140) | Powder---(0-140,0-150,0-200,0-280,0-300) | |||||||
| Dust-containing Amount ≤ | 4-8mesh---0.1; 8-16mesh---0.1 16-30mesh---0.5; 30-60mesh---0.7 | ||||||||
