Chromic Chromic-Alumina-Zircon Refractory Block for Glass Furnace
The Description:
With chromium oxide and alumina as the main raw materials, or the introduction of a small amount of zirconia, by high temperature firing, chromium oxide content of not less than 75%, chromium oxide, alumina, chromium oxide content of not less than 98% shaped refractory products called high chromium brick, high chromium brick has excellent corrosion resistance, high temperature pressure strength, excellent wear resistance, high temperature resistance, good thermal shock resistance and other characteristics. Widely used in coal water slurry pressurized gasifier face lining.
The Physical and Chemical Index of Chromic Refractory Brick Chromic-alumina-zircon Block
| Item |
Dense chromic oxide blocks |
Grain chromic oxide blocks |
Bubble ZrO2 Brick |
| ZCR-94 |
GCR-92 |
GCR-94 |
CRAZ-60 |
CRAZ-30 |
| Cr2O3 ≥ |
94 |
92 |
94 |
60 |
30 |
15 |
| TiO % |
4 |
4 |
4 |
--- |
--- |
--- |
| ZrO2 ≤ |
--- |
--- |
--- |
12 |
4 |
4 |
| Al2O3 ≤ |
--- |
--- |
--- |
12 |
4 |
4 |
| Apparent porosity % ≤ |
12 |
20 |
18 |
18 |
18 |
18 |
| Density kg/m3 |
4.5 |
4.12 |
4.2 |
3.75 |
3.3 |
3.2 |
| CCS Mpa |
200 |
100 |
130 |
120 |
100 |
100 |
| RUL ºC ≥ |
1700 |
1700 |
1700 |
1700 |
1700 |
1700 |
Product feature:
Chromic Refractory Brick Chromic-alumina-zircon Block is produced of high quality bauxite clinker,it is formed by high pressure and sintered by high heat.its main minerals are mullite and corundum phase. The product has good properties o resisting physical high temperature and chemical erosion.It is widely used in different parts of blast furnace lining.
Why choose us?
Zhengzhou Kaiyuan Refractories Co., Ltd is a manufacturer of silicon-aluminum refractory (fireclay brick, high alumina brick, silica brick, mullite brick, corundum brick, insulation brick, castable, mortar) for coke oven, blast furnace, hot blast stove, heating furnace, anode baking furnace, boilers and other industrial furnaces for 20 years located in Henan, China.
Our total annual production capacity is about 100,000 tons of dense-shaped refractory product, and 100,000 tons of monolithic refractory product.
We have three tunnel kilns for silicon-aluminum dense bricks and one new plant for the monolithic refractory.
We're sure our custom-made products and professional services will bring you a stable quality supply and more profit.
Our Laboratory and R&D Center
We have test equipment for the following items:
chemical %
bulk density
apparent porosity
cold crushing strength
modulus of rupture
refractoriness under load
creep
thermal expansion
Reheat linear change
thermal shock resistance
thermal conductivity
Contract Kiln Construction
FAQ
1. Are you a Manufacturer or trader?
A: We are manufacturer and our plant is located in Xinmi city, Henan, China
2. Can we visit your company?
A: You are warmly welcome to visit our company at anytime, you'll not regret of the visiting.
3. Do you accept OEM?
A: Yes, we do OEM.
4. What's the MOQ of trial order?
A: We care about all the potential customers and take all the trails orders.
5. What is the payment term?
A: TT, LC, DP, DA.
6. How long is the delivery time?
A: Usually within 35 days after down payment.
7. Do you accept third party inspection ?
A: Yes for sure, we accept the third party inspection before delivery.
8. What is your after-sell service?
A: The rejected goods can be replaced or we can make compensation for it. We can send technical engineers to the end user for technical issue.
9.What is your company's certification?
A: ISO9001 certificate
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