Ultrafine Slag Grinding System Retrofit Equipment
The TONGZHENG Ultrafine Slag Grinding System Retrofit Equipment is a targeted upgrade solution for existing slag grinding lines, optimized for producing high-fineness ground slag with improved grinding efficiency and stable product quality.
- Trademark / Brand: TONGZHENG
- Place of Origin: Yancheng, Jiangsu, China
- Model: TZK Series (TZK1500-TZK3200)
- Type: Ultrafine Slag Grinding System Retrofit Equipment
- After-sales Service: 1 year
- Specification: Optional
Categories: Classifiers & Separators
Product information
Product description
Product Overview
The TONGZHENG Ultrafine Slag Grinding System Retrofit Equipment is a targeted upgrade solution for existing slag grinding lines, optimized for producing high-fineness ground slag with improved grinding efficiency and stable product quality. By improving the grinding and classification configuration, the retrofit promotes timely separation of qualified fine particles, reducing over-grinding and unnecessary material circulation while increasing the overall system capacity and operating efficiency. Improved material circulation and grinding conditions help reduce specific power consumption and lower overall operating costs. The system can be flexibly adjusted to meet different slag fineness requirements, providing greater flexibility for various cement and concrete applications. The targeted retrofit approach makes effective use of existing equipment and infrastructure while simplifying installation, commissioning and subsequent maintenance, delivering a reliable, practical and cost-effective upgrade path for slag powder producers.
Key Features
Ultrafine Grinding Performance
Optimized for producing high-fineness ground slag, improving grinding efficiency and supporting stable product quality.
Existing Mill Retrofit
Designed to upgrade existing slag grinding equipment, improving system performance without requiring a complete replacement of the original grinding line.
Improved Classification Efficiency
Optimized grinding and classification configuration promotes timely separation of qualified fine particles, reducing over-grinding and unnecessary material circulation.
Higher Production Efficiency
The retrofit improves the overall grinding system capacity and operating efficiency, helping increase output while maintaining the required product fineness.
Energy-Saving Operation
Improved material circulation and grinding conditions help reduce specific power consumption and lower overall operating costs.
Flexible Product Fineness Control
The system can be adjusted to meet different slag fineness requirements, providing greater flexibility for various cement and concrete applications.
Reliable and Practical Upgrade
A targeted retrofit approach makes effective use of existing equipment and infrastructure while simplifying installation, commissioning, and subsequent maintenance.
Technical Specifications
| Model | Grinding Fineness (μm) |
Specific Surface Area (m²/kg) |
Output (t/h) |
Matching Mill |
|---|---|---|---|---|
| TZK1500 | <2~6 | 4200— | 2.5~3.2 | 1.5×5.7m ultrafine slag mill |
| TZK1830 | <2~6 | 4200—4500 | 4—5 | 1.83×6.4—7m ultrafine slag mill |
| TZK2200 | <2~6 | 4200—4500 | 7—8.5 | 2.2×6.5—7.5m ultrafine slag mill |
| TZK2210 | <2~6 | 4200—4500 | 9—12.5 | 2.2×9.5—13m ultrafine slag mill |
| TZK2410 | <2~6 | 4200—4500 | 11—12 | 2.4×9—10m ultrafine slag mill |
| TZK2413 | <2~6 | 4200—4500 | 14—16 | 2.4×12—13m ultrafine slag mill |
| TZK2600 | <2~6 | 4200— | 18—20 | 2.6×13m ultrafine slag mill |
| TZK3000 | <2~6 | 4200— | 20—22 | 3×13m ultrafine slag mill |
| TZK3200 | <2~6 | 4100— | 24—27 | 3.2×13m ultrafine slag mill |
Note: Specific-surface-area values shown as "4200—"/"4100—" are transcribed as displayed in the source table; full ranges to be confirmed. Specifications are based on the standard product series; site-specific requirements to be confirmed
What Is an Ultrafine Slag Grinding System Retrofit?
Ground granulated blast-furnace slag (GGBS) is a valuable supplementary cementitious material produced by grinding blast-furnace slag to a high fineness. An ultrafine slag grinding system retrofit is a targeted upgrade of an existing slag grinding line to produce finer, higher-quality slag powder without replacing the complete original system. The retrofit typically optimizes the mill internals, the grinding and classification configuration, and the auxiliary systems so that qualified fine particles are separated and collected in time, reducing over-grinding and unnecessary material circulation. As a result, the upgraded system achieves higher production capacity, lower specific power consumption, and flexible control of slag fineness for different cement and concrete applications.
Applications
- Production of high-fineness GGBS (ground granulated blast-furnace slag) powder
- Upgrading existing slag grinding lines for higher output and lower energy consumption
- Cement and concrete applications requiring high-activity supplementary cementitious material
- Improving classification efficiency and reducing over-grinding in grinding circuits
- Flexible fineness control for different slag powder specifications



