Verified Company
Luoyang Yilong Refractory Co., Ltd.
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Refractory ceramic fiber board for furnace
Introduction
High density insulating refractory fibreboard with the advantage of uniform quality , smoothly surface ,pure white color, the working temperature can be reached into 1000°C-1300°C,This product is hard and tough,with high strength and excellent high temperature performance and support force.
Application
metallurgy,mechanical, building materials, electronic, petrochemical and shipping industries.
Also for insulating of large and middle ladle and tundish
Features of refractory fiber board
1.low thermal conductivity
2.low heating shrinkage
3.high modulus of rupture
4.excellent chemical stability
Certification of company
1. The IS09001:2000 version International Quality System Certification
2. The ISO14001 Environmental Management System Certification
3. The GB 28001 Occupational Health and Safety Management System Certification
4. Henan Enterprises' Import and Export Rights Registration Certification
5. Qualification Certificate for Import and Export Enterprises of PRC
Physical and chemical indexes
Material | Common aluminum silicate | High alumina | Zirconia bearing alumina silicate | High strength | ||
Brand | XWB-1 | XWB-2 | XWB-3 | XWB-4 | ||
Service temperature /°C | 1000 | 12000 | 1300 | 1000 | ||
Chemical composition | Al2O3+SiO2≥ | 95 | 98 | ~99(ZrO2) | 95 | |
Fe2O3≤ | 1.2 | 0.2 | 0.2 | 1.5 | ||
Strength conpressed 20% | 0.4 | 0.5 | 0.4 | 1.5 | ||
Modulus of rupture / Mpa, > | 0.5 | 0.5 | 0.5 | |||
Volume density / Kg. m3 | 300~600 | 300~600 | 300~600 | 600~900 | ||
Thermal conductivity /W(m.k)-1, ≤
| 0.18 (1000°C)(hot face temperature 1000°C) | 0.18 (1000°C)(hot face temperature 1000°C) | 0.18 (1000°C)(hot face temperature 1000°C) | 0.18 (800°C)(hot face temperature 800°C) | ||
Heating shrinkage | 4 (1000°C×6h) | 4 (1200°C×6h) | 4 (1300°C×6h) | 4 (1100°C×6h) | ||
Product size /%,mm
| 600×400×(10-50) 900×600×(10-50) | 600×400×(10-50) 900×600×(10-50) | 600×400×(10-50) 900×600×(10-50) | 600×400×(10-50)
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Application | Metallurgy,mechanical,building materials, electronic, petrochemical and shipping industries | Insulating of large and middle ladle and tundish | ||||
Products
Company profile
Our products with production capacity of 180000 tons and over 300 million sales volume annually, used for steel-making electric furnace, steel ladle and tundish in metallurgic industry, have been exported to many countries including North America, Middle East, South Asia, Africa, etc.
Certificate
Hope to cooperate with you in the future. We are pleased to serve you at any time!