| Place of Origin: | China |
|---|---|
| Brand Name: | LUMING |
| Certification: | ISO9001, Patents,Work safety standardization certificate |
| Minimum Order Quantity: | 5 metric tons |
| Packaging Details: | Standard Export Wooden Pallet |
| Delivery Time: | Custom products 5-45 days |
| Payment Terms: | L/C, T/T, Western Union, |
| Supply Ability: | Annual Production Exceeding 120,000 Metric Tons of All Types of Refractory Materials Including Castables, Preforms, and Bric |
| Al2O3 Content (%): | ≤10 (SiO2-rich) | Fe2O3 Content (%) Max: | 1.5 |
|---|---|---|---|
| Refractoriness (°C): | 1000–1200 | Bulk Density (g/cm³): | 0.45–0.80 |
| Thermal Conductivity (W/m·K): | 0.08–0.15 (at 800°C) | Cold Crushing Strength (MPa): | 1.0–5.0 |
| Apparent Porosity (%): | 70–85 |
1. Product Introduction
Lightweight insulating diatomite bricks are high-performance refractory materials made from natural diatomaceous earth, processed to achieve superior thermal insulation and low thermal conductivity. These bricks are ideal for applications requiring energy efficiency and heat retention in high-temperature environments, such as industrial furnaces, kilns, and boilers.
2. Product Parameters
Technical Specifications
| Property | Value |
| Al2O3 Content (%) | ≤10 (SiO2-rich) |
| Fe2O3 Content (%) Max | 1.5 |
| Refractoriness (°C) | 1000–1200 |
| Bulk Density (g/cm³) | 0.45–0.80 |
| Thermal Conductivity (W/m·K) | 0.08–0.15 (at 800°C) |
| Cold Crushing Strength (MPa) | 1.0–5.0 |
| Apparent Porosity (%) | 70–85 |
Standard Sizes (mm)
Common Shapes: 230×114×65, 230×114×75, 300×400×75
Special Shapes: Custom sizes and shapes (e.g., wedges, arches) available upon request.
3. Product Advantages
Superior Insulation: Low thermal conductivity minimizes heat loss.
Lightweight: Reduces structural load while maintaining durability.
Chemical Resistance: Stable in acidic and neutral environments (excluding hydrofluoric acid).
Thermal Shock Resistance: Withstands rapid temperature fluctuations.
Eco-Friendly: Made from natural, non-toxic materials.
4. Applications
Metallurgy: Backup insulation for ladles and furnaces.
Construction: Linings for cement/ceramic kilns and glass melting furnaces.
Chemical Industry: Reactors and heat exchangers.
Energy: Boilers, chimneys, and heat recovery systems.
5. Packaging & Storage
Packaging: Wooden pallets with moisture-proof wrapping.
Storage: Keep in dry, ventilated conditions to prevent moisture absorption.
6. Why Choose Us?
Expertise: Integrated R&D, production, and technical support.
Custom Solutions: Tailored brick specifications based on:
Operating temperature range.
Chemical exposure (acid/alkali/slag).
Mechanical stress requirements.
Quality Assurance: Free samples available; defective products replaced within 48 hours.
Service: 8-hour response time for inquiries.
Note: Specifications may vary based on application needs. Consult our team for detailed guidance.
