Zhengzhou Rongsheng Refractory Co., Ltd.
Zhengzhou Rongsheng Refractory Co., Ltd. Refractory manufacturing company.
Add to Cart
AZS 33 # 36# 41# Refractory Brick for Glass Smelting Furnace and EAF with white color
Details of our corundum brick
1.Corundum Brick contain more than 90% of aluminum oxide that have another name is alumina oxide bricks.
2.Corundum brick is manufactured using high quality synthetic electro-fused corundum and sintered corundum and finely grained highly alumina raw materials with ceramic and chemical bonding.
3.This brick is shipped under high pressure and fire with high temperature with scientifically and reasonably gradating and adding good performance of additives.
Feature of Our corundum brick
1.High temperature resistance
2.High strength,high compression resistance,
3.Excellent thermal shock resistance,
4.High bulk density, good thermal conductivity,
5.Good wear resistance and acid,alkali corrosion resistance.
Applications of our corundum brick
Corundum Bricks are mainly used in the linings in decomposing furnaces for petroleum and chemical industry, as well as the chemical fertilizer industry. They are also used as high temperature kiln linings and furnitures in metallurgical industry.
| 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 |
| α- corundum | 47 | 47 | 43 |
Q1: Are you 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: Can we visit your factory?
A3: Of course ,welcome at any time,seeing is believing
Q4: What’s your payment terms?
A4: Negotiation
Q5: Did your factory accept customization ?
A5: Professional technology teams and engineers all can satisfy you.
Q6: How do you guarantee quality?
A6: For every production processing,we have complete QC system for the chemical composition and Physical properties.After production,all the goods will be tested ,and the quality certificate will be shipped along with goods.
Q7: What’s the proportion of abroad business?
A7: Abroad market around 35%; Domestic market around 65%; and now export proportion is increasing.
Q8: Does your Zhengzhou Rongsheng Refractory provide turn-key projects?
A8: Yes, we already finished several turn-key projects at home and abroad.
Q9: Does your Zhengzhou Ronghseng Refractory supply samples?
A9: Yes, we can supply samples for free, and the freight will be undertaken by clients.
Give us One minute, just one minute ,you can Eliminate your doubts and witness we maintain anAttitude of high seriousness and professional to solve your problems.
No.1: We are Manufacturer of refrcatory materials, so we can provide you Professional Solutionsabout your problems. Although our salesman cannot reply you immediately, pls leave your email or phone number, we can let our technician directly help you ASAP.
No. 2: Our Reputation built in the past years through: Russia, Iran, Vietnam and India, etc. You can always get Feedback from our customer in these countries before dealing with us.
No. 3: We have good Connection with Shipping Company, Agency, as well as the local custom and port authority. Making sure we Deliver on time.
No. 4: We have no gap in Communication, because we will help you in our Sincere Attitude.
No. 5: We can provide you the best price, and what you will get from us is our best effort in service and the hospitality that you are willing to become our Friend.
So choosing us is the right choice for you.If you are interested in our products or if you have any question, pls feel free to contact us at any time. We will reply as soon as possible.