They are widely used as kiln batts, shed board, slide push board, sagger, work holders and tuyere combined bricks.
They have below characters:
Good chemical stability, high bend strength, good wear resistance, good alkali and acid corrosion resitance, low linear expansion, high thermal conductivity in high temperature between 1200-1550 celsius degree in pusher-type furnace, batch furnace, roller-hearth furnace, etc.
| Brand Item | Si3N4- SiC | Sialon- SiC | Sialon-Al2O3 |
| DT | ST | SG |
| SiC % ≥ | 71 | 70 | |
| Si3N4 % ≥ | 20 | | |
| Al2O3 % ≥ | | | 78 |
| Sialon % ≥ | | 20 | 18 |
| Apparent Porosity % ≤ | 18 | 16 | 16 |
| Bulk Density( g/cm3) ≥ | 2.65 | 2.65 | 3.1 |
| Cold Crushing Strength (Mpa) ≥ | 150 | 150 | 120 |
| Modulus of Rupture (Mpa) ≥ | 30 | 35 | 12 |
| High Modulus of Rupture ≥ 1400º C× 0.5h (Mpa) | 40 | 42 | 20 |
Our factory located in the beautiful coastal city- Qingdao, is just 30 kilometers from HuangDao Port, and near to JiQing expressway.
With special technology and experienced production method, we provide a wide range of Mullite Insulating Bricks and other refractory bricks for the field of metallurgy, petroleum, ceramics, glass and other industrial furnace.
WAM has established business relations with more than one hundred domestic enterprises and twenty abroad customers. WAM series insulating bricks has won good reputation in domestic and abroad.
Quality is the life of an enterprise. To make high quality products has always been our motto. We pay more attention to technical innovation and have set up our own R&D center with solid technology strength. To supply good quality products and excellent service for customers is our always target.
Accordingly, the Chairman of the board, Mr. Li Yong on behalf of the whole staff expresses his thanks to all friends for their supports, and welcomes you to visit the company for joint development and undertaking.
