Polycrystalline Mullite Fiber Board
Product Description:
Temp Grade: 1600°C, 1700°C, 1800°C
Density: 300kg/m₃–600kg/m₃
Specification:
• 25x600x900/1000mm
• 50x600x900/1000mm
• 75x600x900/1000mm
• 150x600x900/1000mm
Customized specification is acceptable.
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product details
• DESCRIPTION
Polycrystalline mullite fiber board (also called PCW board)is produced by wet vacuum filtration and pressing molding, which is made of polycrystalline mullite fiber bulk, organi, inorganic binder. The product has excellent strength, anti-erosion and easy to cut.
As a professional Polycrystalline Mullite Fiber Board supplier, Mindelun provides different temperature grades, densities, thicknesses, and customized dimensions to meet specific furnace and thermal equipment requirements. Mindelun supports OEM customization and application-based material selection, helping customers balance thermal performance, service life, and overall Polycrystalline Mullite Fiber Board cost for their projects.
• PROPERTIES
Ø Good high temperature resistance.
Ø Excellent corrosion resistance.
Ø Low coefficient of thermal expansion.
Ø Small wire shrinkage rate under high temperature.
Ø Easy cut and deep process.
Ø Good resistance to flame and airflow erosion.
• APPLICATION
Ø Industrial kiln lining Heat treatment.
Ø Ladle furnace, bell jar kiln, tunnel kiln, roller kiln.
Ø High temperature fire baffle; Kiln car heat insulation.
Ø Liquid collection tanks and flume in aluminum products industry.
Ø Heat insulation of various high temperature industrial kilns.
• SPECIFICATION
| 1 | Item | Unit | Test Result | Test Result |
| 2 | Grade | / | Mullite | Mullite |
| 3 | Specification temp | (℃) | 1600 | 1800 |
| 4 | Working temperature | (℃) | 1450 | 1650 |
| 5 | Color | / | Pure White | Pure White |
| 6 | Density | (kg/m₂) | 300-600 | 300-600 |
| 7 | Permanent shrinkage Rate of liner (24h, density 300kg/m3) | (%) | ≤0.5 | ≤0.3 |
| (1450℃） | (1650℃） | |||
| Thermal conductivity of each heat surface(density 300kg/m3) | 0.22（1000℃） | 0.22（1000℃） | ||
| 9 | Compression strength (density 280kg/m₃) | (Mpa) | ≧0.5 | ≧0.06 |
| 10 | Al₂O₃ | (%) | 68 | 78 |
| 11 | Al₂O₃+SiO₂ | (%) | 99.5 | 99.8 |
| 12 | Al₂O₃+SiO₂+ZrO₂ | (%) | – | – |
| 13 | ZrO₂ | (%) | – | – |
| 14 | Fe₂O₃ | (%) | – | – |
| 15 | Na₂O+K₂O | (%) | – | – |
| 16 | Thickness | (mm) | 25/50/75/150 | |
| 17 | Width | (mm) | 600 | |
| 18 | Length | (mm) | 900/1000 | |
Professional Insulation Materials Manufacturer in China
Mindelun supplies a comprehensive range of ceramic fiber, mineral wool, calcium silicate, silica fiber and advanced insulation materials for industrial applications. From standard products to customized insulation solutions, we help customers improve thermal efficiency, equipment protection and operating performance.
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Start Your Project With Mindelun Insulation Products
We are a professional and formal manufacturer of high temperature insulation materials. We mainly produce and sell products under our own brand with self-operated production and direct sales, without any middlemen trading links.
The core founding team has more than 14 years of in-depth experience in the insulation materials. Mindelun production team and cooperative manufacturing bases possess over 10 years of standardized mass production experience, with mature technology and stable production capacity.
Our product portfolio covers full-range general ceramic fiber insulation series and meet the needs of industrial furance heat saving needs. We also support personalized product customization like calcium silicate products, silica glass fiber products and minel wool insulation series according to clients’ market and end-user requirements.
We provide one-stop OEM/ODM customized manufacturing services for industrial insulation materials and building insulation materials. With extensive expertise in material selection, application-based quantity calculation, and custom-shaped component fabrication, our team delivers tailored solutions based on specific project requirements. From technical solution design, sample development, and mold opening to precision processing and mass production, Mindelun provides reliable full-process support for customized insulation solutions.
Full-range customization is fully supported. We can customize product size, package style, logo, providing one-stop solutions covering design, production and packaging.
Mindelun offers flexible order quantities, including sample orders, small retail orders, air shipments, 20GP, and 40HQ containers. One container can be mixed with at least 10 different products, helping wholesalers, retailers, distributors, and project customers reduce procurement costs through one-stop sourcing.
As a professional insulation materials supplier and wholesaler, Mindelun also provides flexible product specifications and quantities based on specific project requirements.