Industry Reports
Slag grinding plant Specifications and investment returns analysis
Suggestions for the equipment selection
CHAENG already has more than 100 customers currently, and almost 80% of them built slag grinding plant with annual capacity of 1,000,000 tons, 600,000 tons, 300,000 tons. Below table has shown the three main equipment in aspects of model selection, energy consumption and so on.
| Product Specificationsct | GRMS 53.41 | GRMS 46.41 | GRMS 33.31 |
| Annual production (tons) | 1,000,000 | 600,000 | 300,000 |
| Designed production (t/h) | 150 | 90 | 45 |
| Raw materials input amount (t/h) | 188 | 125 | 65 |
| Actual output (t/h) | 160 | 105 | 55 |
| Final products fineness (m2/Kg) | 500 | 500 | 500 |
| Power consumption (KWh/t) | 26.5 | 28.5 | 30 |
| System power consumption (KWh/t) | 35 | 37 | 42 |
| Coal consumption (equivaient to standard coal) (kg) | 17 | 18 | 18 |
| Metal recovery of per ton slag (%) | 0.2-0.3 | 0.2-0.3 | 0.2-0.3 |
Slag grinding plant investment returns analysis
Take our 600,000 t/y GGBFS production line as an example, the total investment of this project is RMB 50 million. It was put into production on April, 2011, and within 2 years, all the investments on equipment has returned and now is getting pure benefits. The investment details list as below:
| Project | Indicator | Practical operation |
| Start date | Date of start running | April 2011 |
| Investment calculations | Total inverstment | 50 million |
| Cost calculation | Raw material cost | ￥70T |
| Production costs (including salaries, electricity, coal, and maintenance management fees, sales charges, and so on) | ￥50 | |
| Profit calculation | Market sales prices | ￥160T |
| Tons of profits | ￥40T | |
| Annual profit | 40 * 600,000 = 24 million | |
| Economic benefits | Within 2 years, all the investments returned (currently in a State of pure profit) | |
| Slag powder quality | Fineness | 500 m² |
| 7d Activity index | About 100% | |
| Activity index | Pass GB S95 | |
