Shandong Luming New Materials Technology Co., Ltd. is one of the leading manufacturers and suppliers of azs refractory castable in China. We have world-leading production equipment and strong manufacturing capabilities. Please feel free to buy premium azs refractory castable at competitive price from our factory.

Key Features of AZS Refractory Castable
1. High ZrO₂ Content (20-33%): Ensures outstanding resistance to glass melts and alkaline slags, a hallmark of our AZS Gunning Refractory.
2. Ultra-Dense Structure: Bulk density of 3.1-3.3 g/cm³ with apparent porosity <18% significantly enhances durability.
3. Excellent Thermal Shock Resistance: Withstands 25+ rapid cooling cycles from 1100℃ to water.
4. Rapid Strength Development: Achieves 80% of final compressive strength (≥70 MPa) within 24 hours at 110℃.
5. Low-Cement Formulation: Reduces high-temperature shrinkage and extends service life.
Customer-Centric Solutions
Raw Material Control
- Al₂O₃≥65%, ZrO₂≥20%, Fe₂O₃≤0.5%
- Uses imported zircon sand (D50≤5μm)
Production Process
- ISO 9001-certified production line
- Unique dry-gunning technology ensures quality application of AZS Gunning Refractory
Quality Testing
- XRF chemical analysis
- Physical property tests at 110℃, 800℃, and 1450℃
- Slag corrosion resistance test (ASTM C768 standard)
Technical Parameters (LM-AZS32 Model)
|
Property |
Value |
|
ZrO₂ Content |
32% ±1% |
|
Bulk Density (110℃) |
3.25 g/cm³ |
|
CCS (110℃×24h) |
75 MPa |
|
CCS (1450℃×3h) |
100 MPa |
|
Thermal Conductivity |
1.8 W/(m·K) |
|
Maximum Service Temp |
1750℃ |
Our AZS Gunning Refractory is widely used in:
- Glass Industry: Backup linings for melting tanks, regenerator chambers, and throat areas, where it demonstrates exceptional resistance to glass melt erosion.
- Steelmaking: Ladle slag lines and tundish working layers
- Waste Incineration: Combustion chambers and flue gas ducts
- Petrochemical Industry: Cracking furnaces and reformers
- Non-Ferrous Metals: Aluminum electrolytic cell linings, where its dense structure significantly extends equipment lifespan

Why Choose Shandong Luming?
Technological Innovation
- 12 patents related to AZS materials
- Proprietary gunning application technology
Quality Assurance
- National-level laboratory testing
- Full traceability for every batch of AZS Gunning Refractory
After-Sales Service
- On-site application guidance
- 24/7 technical support
- 12-month quality guarantee
Competitive Advantages
|
Feature |
Conventional Castables |
AZS refractory castable |
|
Service Life |
6-12 months |
18-24 months |
|
Glass Melt Resistance |
Moderate |
Excellent |
|
Application Efficiency |
Low |
High (gunning method) |
|
Thermal Shock Cycles |
10-15 |
25+ |
|
Energy Saving |
- |
15% heat loss reduction |
FAQ
Packaging & Logistics
Standard
Moisture-proof liner + bulk bags
01
Custom options
25kg bags
02
Delivery
FOB Qingdao Port
03
Special requirements
Custom moisture-proof packaging available
04
Conclusion
Shandong Luming's AZS refractory castable represents a technological breakthrough in refractory materials, setting new industry standards with its outstanding performance and convenient gunning application method. Whether in glass manufacturing, metal smelting, or energy sectors, our AZS Gunning Refractory delivers significant economic benefits. With continuous innovation and comprehensive after-sales support, we look forward to establishing long-term partnerships with global customers.
For technical documentation or sample testing, please contact Shandong Luming New Materials Co., Ltd.!
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