Shandong Luming New Materials Technology Co., Ltd. is one of the leading manufacturers and suppliers of low cement mullite refractory castable in China. We have world-leading production equipment and strong manufacturing capabilities. Please feel free to buy premium low cement mullite refractory castable at competitive price from our factory.
Key Features
1. Ultra-Low Cement Content: ≤2.5% cement content significantly reduces high-temperature shrinkage, a distinctive advantage .
2. High-Density Structure: Achieves 2.65-2.85 g/cm³ bulk density through optimized grading.
3. Excellent Thermal Shock Resistance: Withstands 30+ rapid cooling cycles from 1100℃ to water.
4. Low Porosity: Apparent porosity controlled at 16-18% enhances slag resistance.
5. Versatile Installation: Suitable for vibration casting or pump pouring to meet various operational requirements.
Comprehensive Quality Assurance System
Premium Raw Materials
- Mullite aggregates: Al₂O₃≥68%, Fe₂O₃≤0.8%
- Microsilica: ≥92% SiO₂ content
- High-purity alumina cement
Advanced Manufacturing
- Computerized batching system
- Triple-mixing process ensures homogeneity
- Automated moisture-proof packaging
Rigorous Testing
Each batch of Low Cement Mullite Castable undergoes:
- XRF chemical analysis
- Physical property tests at 110℃, 800℃ and 1400℃
ISO 9001 certified production
Technical Parameters (LM-LCM70 Model)
|
Property |
Value |
|
Chemical Composition |
|
|
Al₂O₃ |
≥70% |
|
SiO₂ |
≤25% |
|
CaO |
≤2.5% |
|
Physical Properties |
|
|
Bulk Density (110℃) |
2.70 g/cm³ |
|
CCS (110℃×24h) |
85 MPa |
|
CCS (1400℃×3h) |
110 MPa |
|
PLC (1400℃×3h) |
+0.2% |
|
Thermal Conductivity |
1.5 W/(m·K) |
Our Low Cement Mullite Castable is widely used in:
- Steel Industry: Ladle covers, tundish linings and EAF roofs, where it demonstrates exceptional resistance to steel slag erosion.
- Petrochemical: Reformers, cracking furnaces and waste incinerators.
- Ceramic Industry: Shuttle kiln car tops and burner blocks.
- Glass Manufacturing: Regenerator chambers and port necks.
- Cement Production: Precalciner cones and tertiary air ducts.
Three Reasons to Choose Luming
Technological Innovation
- 15 patents related to mullite materials
- Special micro-powder technology developed
Quality Assurance
- National-level testing laboratory
- Full-process quality traceability system
Competitive Advantages
|
Feature |
Conventional Castables |
Low Cement Mullite Castable |
|
Service Life |
6-12 months |
18-36 months |
|
Thermal Conductivity |
1.8-2.0 W/(m·K) |
1.5 W/(m·K) |
|
Thermal Shock Resistance |
15-20 cycles |
30+ cycles |
|
Installation Flexibility |
Moderate |
Excellent (multiple methods) |
|
Energy Saving |
- |
15-20% reduction |
FAQ
Packaging & Logistics
Standard Packaging
1-ton super sacks (4-layer moisture barrier)
Custom Options
- 25kg bags for manual handling
- Wooden pallet reinforcement
Logistics Service
FOB Qingdao Port
Conclusion
Shandong Luming's Low Cement Mullite Castable provides more reliable and economical solutions for high-temperature industrial equipment through revolutionary material formulations and manufacturing processes. Whether in steel, petrochemical or building material industries, helps customers significantly improve production efficiency and equipment lifespan. Adhering to our "innovation-driven development" philosophy, we look forward to creating value with global partners.
Contact Shandong Luming New Materials Co., Ltd. today for professional technical consultation and samples!
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