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- No.92 Jianshe West Road, Zhongyuan District, Zhengzhou, Henan,China.
- albert@literefractory.com
- +8619937887923

Fireproof Insulation Materials Expanded Vermiculite for Vermiculite Board Fire Protection
1.Low bulk density
2.Good thermal shock resistance
3.Strong peeling resistance
Description
On the basis of our achievements, our company has made unremitting efforts to strengthen quality, design, construction and operation with scientific and rigorous management, and has won the unanimous praise of the monolithic refractory cement, large glass kiln shelves, high temp ceramic fiber board industry. Only enterprises that really capture the hearts of employees can be invincible in the competition. With the efforts of all employees, our business capabilities have improved by leaps and bounds. We insist on sincerity and win-win principle and anticipate to create the glorious future hand in hand with you. Our company is committed to reform and innovation in accordance with the requirements of a modern enterprise system.
| 1. Refractory Plastics Description |
Refractory plastics are made of refractory aggregates and powders, raw clay as raw materials, through chemical compound binders and admixtures. After being mixed and extruded into bricks, packaged, and stored for a certain period of time, they have good plasticity and are mixed with refractory castables and refractory cement for use.
Item/Index/Brand | NMK-70 | NMK-75 | |
Chemical composition% | Al2O3≥ | 70 | 75 |
SiO2≤ | 1.5 | 1.3 | |
Bulk density,g/cm3,≥ | 110℃×24h | 2.55 | 2.75 |
CCS,MPa,≥ | 110℃×24h | 30 | 35 |
1100℃×3h | 65 | 75 | |
MOR, MPa,≥ | 110℃×24h | 1.5 | 5.5 |
1100℃×3h | 11 | 12.5 | |
Thermal shock stability(water cycle),≥ | 1000℃ | 20 | 20 |
Plastic index,% | 16-38 | 16-38 | |
CWT(cm3),≤ | 10 | 7.5 | |
Thermal conductivity(W/m.k),≤ | 1.5 | 1.5 | |
Refractoriness(℃),≥ | 1770 | 1790 | |
RUL,(℃),≥ | 1400 | 1430 | |
| 2. Refractory Plastics Feature |
1. Low bulk density, low thermal conductivity, high intension.
2. Good integrity and excellent air impermeability.
3. Be used as the cover of warm or low- temperature heat engineering equipment
4. It can also be then insulating material in a hot temperature furnace.

| 3.Packing &Shipping |
1. 25KGS bag inside, jumbo bag outside, or pallet
2. 25KGS bag inside, pallet outside.
3. 25KGS Kraft paper bag inside, pallet outside.
4. We also can according to your demand to custom

We will continue to plunge deep into Fireproof Insulation Materials Expanded Vermiculite for Vermiculite Board Fire Protection field, firm up our all-round development strategy, and devote ourselves to improving the quality of our products and online operation capability. We adhere to the concept of people-oriented talents, training, attracting and employing high-level talents. Employees are the valuable assets of the company, for which we actively promote and improve the employee compensation, welfare and insurance system and further refine the performance appraisal for all employees.
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