- Refractory[10]
- Ceramics[3]
- Contact Person : Mr. Li Roy
- Company Name : Huaxi Furnace Refractory Co., Ltd. Henan
- Tel : 86-371-64125689
- Fax : 86-371-64111628
- Address : Henan,Gongyi,Xipo village,Shecun town,Gongyi city
- Country/Region : China
- Zip : 451200
high strength refractory gunning mix
Refractory Gunning mix for maintain of blast furnace and hot blast stove
Features
1.Excellent adhesion.2.High compressive strength.
3.Excellent resistance for slag and spalling.
Specification
Item | General gunning repair | Thermal gunning repair | Wet gunning repair | Wet gel gunning repair | |
Brand | HXP-W1 | HXRP-1 | HXP-W2 | HXP-W3 | |
Chemical composition | Al2O3 | ≥40 | ≥45 | ≥55 | ≥70 |
SiO2 | ≤45 | ≤45 | ≤35 | ≤5 | |
Fe2O3 % | ≤2 | ≤1 | ≤1 | ≤1 | |
SiC | ≥15 | ||||
Apparent porosity % | ≤25 | ≤25 | ≤25 | ≤20 | |
Bulk density g/cm³ | ≥2.0 | ≥2.1 | ≥2.4 | ≥2.7 | |
Crushing strength MPa | Drying | ≥25 | ≥30 | ≥100 | ≥22 |
After sintering | ≥30 | ≥50 | ≥150 | ≥40 | |
Modulus rupture (MPa) | Drying | ≥4 | ≥8 | ≥15 | ≥4 |
After sintering | ≥7 | ≥12 | ≥20 | ≥10 | |
Linear Change % | (1000°C,1h) ≥7 | (1000°C,3h)≤-0.2 | (1000°C,3h) ≤-0.4 | (1000°C,3h) ≤-0.4 | |
Hot rupture bonding strength MPa | (600°C,1h) ≤-0.2 | (1000°C,1h)≥7 | (1000°C,1h)≥7 | (1000°C,1h) ≥20 | |
Photoes
high strength refractory gunning mix
