|
Specification
Index |
Fused Mullite Brick |
||
| SiO 2 (%) ≤ | 17 | 20 | 16 |
| Al 2 O 3 (%) ≥ | 78 | 74 | 76 |
| Fe 2 O 3 (%)≤ | 1.8 | 1.5 | 1.8 |
| TiO 2 (%) ≤ | 1.2 | 1.4 | 1.6 |
| ZrO 2 (%) ≥ | 2.1 | 1.0 | 3.5 |
| CaO ≤ | 0.2 | 0.2 | 0.2 |
| The Specific Gravity≥ | 3.38 | 3.35 | 3.38 |
| Cold Crushing Strength (kg/cm 3 ) ≥ | 3000 | 2500 | 3000 |
| RC | 3.00 | 3.00 | 3.00 |
| VF | 3.20 | 3.25 | 3.20 |
Hitech passed ISO 9001-2000 international quality system certification, that strictly keep accordance with the approved specification and standard requirements for production and marketing.
In recent years, Hitech has been developing new products constantly, exploring new technologies and new processes and results. Hitech have offered large amounts of refractory products and insulation products for many national important projects, and participate in many domestic and foreign large-scale engineering design and construction.
With advanced production technology, technical equipment, integrated and scientific quality control system, our products are widely used in the field of metallurgy, cement, glass, electricity, oil, chemical engineering, machinery, aerospace, construction.
Hitech Material has been in international exhibition since 2007. Hitech materials are highly commended by domestic and overseas customers with excellent quality, precise measurement and good appearance.
Our products are exported to USA, Canada, Argentina, Spain, Brazil, Mexico, Italy, Germany, Netherlands, Belgium, Turkey, Norway, India, Pakistan, Korea, UAE, Saudi Arabia, Iran, Iraq, Australia etc. Hitech materials are highly commended by domestic and overseas customers with excellent quality, precise measurement and good appearance.