AZS Material White Color Kiln Refractory Bricks , Heat Resistant
Insulating Fire Brick
Features For Corundum Fire Brick:
1.Raw material is corundum and baddeleyite eutecticum,high
compression strength
2.Top high-temperature capablility.
3.Excellent thermal stability.
4.Low thermal conductivity
5.Powerful penetrating-proof capability.
6.Good erosion-resistance.
7.Strong resistant erosion stability to the glass liquid
Physical and Chemical Indicators For Corundum Fire Brick :
| Chemical composition | AZS-33 | AZS-36 | AZS-41 |
| ZrO2 | ≥33 | ≥35 | ≥40 |
| SiO2 | ≤16.0 | ≤14 | ≤13.0 |
| Al2O3 | a little | a little | a little |
| Na2O | ≤1.5 | ≤1.6 | ≤1.3 |
| Fe2O3+TiO2 | ≤0.3 | ≤0.3 | ≤0.3 |
Physical Properties
| Bulk density(g/cm3): | 3.5-3.6 | 3.75 | 3.90 |
| Cold crushing Mpa | 350 | 350 | 350 |
| Thermal expansion coefficient (1000°C) | 0.80 | 0.80 | 0.80 |
| Exudation temp. of glass phase | 1400 | 1400 | 1400 |
| Corrocion resistance of glass melt(mm/24h) | 1.6 | 1.5 | 1.3 |
| Density | PT QX | 3.40 | 3.45 | 3.55 |
| WS ZWS | 3.60 | 3.70 | 3.8 |
Phase composition(%)
| Baddeleyite | 32 | 35 | 40 |
| Glass phase | 21 | 18 | 17 |
| A- corundum | 47 | 47 | 43 |
Company information:
Favorable Conditions: convenient transportation; abundant resources; high quality
minerals
We have own workshop , advanced production line , eperienced
workman and stricted check out flow .Pursue "Honesty, Courtesy,
Innovation, Dedication", the cornerstone of "Super Quality &
Competitive Price", and the strategic goal of building Rongsheng
brand, to serve the clients in a timely and effective way.
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Packing & Delivery:
 | First refractory brick on the export of special tray, to ensure
that the quality of each refractory brick are qualified. |
| Wrap the refractory bricks in plastic paper bag and fix it with
steel strap to ensure that the refractory brick is not damaged
during transport. |  |
 | Put the refractory bricks on the container and ship it to the port
and be shipped to your country. |
Customer Visit:
 | Vietnamese distributors, they mainly engage in refractory cement
and castables, and related to
Vietnam’s electricity, steel, ceramics and other fields. | |
Indian customers on the company showcase placed in the various
types of insulation brick, clay brick, high alumina bricks,
fire-resistant balls, etc. |  | |
 | Bangladesh customers came to Rongsheng Refractories,They repeatedly
watch our high-quality high aluminum bricks, frequently praised. | |
FAQ:
Q1: Is your Zhengzhou Rongsheng Refractory a manufacturer or
trader?
A1: Manufacturer, some time we help our clients to purchase
relevant products as a trader.
Q2: What’s the MOQ?
A2. No limitation.
Q3: How can we go to your Zhengzhou Rongsheng Refractory factory
for visiting?
A3: (1). By Air: Zhengzhou International Airport
(2). By Fast Train: from Guangzhou to Zhengzhou, around 6 hours
from Shanghai to Zhengzhou, around 5 hours
from Beijing to Zhengzhou, around 3 hours
Q4: What’s the proportion of abroad business?
A4: Abroad market around 35%; Domestic market around 65%; and now
export proportion is increasing.
Q5: Does your Zhengzhou Rongsheng Refractory provide turn-key
projects?
A5: Yes, we already finished several turn-key projects at home and
abroad.
Q6: Does your Zhengzhou Ronghseng Refractory supply samples?
A6: Yes, we can supply samples for free, and the freight will be
undertaken by clients.
