230x100x65mm Size Magnesia Brick Direct Combination Magnesia Chorme Bricks Different
Shape
Description:
Magnesia brick is alkaline refractory main products, the products
high refractoriness of iron oxide, basic slag and high calcium flux
has good erosion resistance properties. Widely used steel industry
steelmaking furnace lining, the ferroalloy furnace, described.
simple, colord metallurgy industry furnaces building materials
industry kiln, glass industry regenerator grid body heat exchanger,
refractories industrial tunnel kiln and high temperature firing
kiln, etc.
Our Company:
Technical Function:
1. Low thermal conductivity and low heat storage;
2. Excellent thermal stability and thermal shock resistance
3. Excellent erosion resistance
4. Excellent heat insulation, fire proofing and processing function
Technical Date:
| Item | Common | Standard | H Pure | H Alumina | H Alumina + Zirconium | Zirconium |
| Al2O3 (%) | 42~44 | 45~46 | 47~49 | 52~55 | 45~46 | 39~40 |
| Al2O3 + SiO2 (%) | 96 | 97 | 99 | 99 | / | / |
| Al2O3 + SiO2 + ZrO2 (%) | / | / | / | / | 99 | 99 |
| ZrO2 (%) | / | / | / | / | 5~7 | 15~17 |
| Fe2O3 (%) | 〈1.2 | 〈1.0 | 0.2 | 0.2 | 0.2 | 0.2 |
| Na2O + K2O (%) | ≤0.5 | ≤0.5 | 0.2 | 0.2 | 0.2 | 0.2 |
| Refractoriness (℃) | 1110 | 1260 | 1260 | 1360 | 1360 | 1430 |
| Working Temperature (℃) | 1000 | 1050 | 1100 | 1200 | 1260 | 1350 |
| Density (kg/m3) | 96/128 | 96/128 | 96/128 | 128/160 | 128/160 | 128/160 |
| Thermal Conductivity (w/m.k) (Density 128kg/m3) | -4(1000℃) | -3(1000℃) | -3(1100℃) | -3(1250℃) | 3(1250℃) | 3(1350℃) |
| Rate of Liner (%) (24h, Density 128kg/m3) | 0.09(400℃) 0.176(800℃) | 0.09(400℃) 0.176(800℃) | 0.09(400℃) 0.176(800℃) 0.22(1000℃) | 0.132(600℃) 0.22(1000℃) | 0.132(600℃) 0.22(1000℃) | 0.176(800℃) 0.22(1000℃) |
| Tensile Strength (MPa) (Density 128g/m3) | 0.08~0.12 | 0.08~0.12 | 0.08~0.12 | 0.08~0.12 | 0.08~0.12 | 0.08~0.12 |
| Size (mm) | Standard | 7200*610*25mm 3600*610*50mm |
| Customized | Depending on customers’ special requirement |
Applications:
Ceramic Industry
Kiln car insulation and seals
Continuous and batch kilns
Steel Industry
Heat treating and annealing furnaces
Furnace door linings and seals
Soaking pit covers and seals
Furnace hot face repairs
Reheating furnace and ladle covers
Refining and petrochemical
Reformer and pyrolysis lining
Tube seals, gaskets and expansion joints
High temperature pipe, duct and turbine insulation
Crude oil heater linings
Power generation
Boiler insulation
Boiler doors
Reusable turbine covers
Expansion seals/pipe coverings
Others
Insulation of commercial dryers and ovens
Veneer over existing refractory
Stress relieving insulation
Glass furnace crown protection
Fire protection
Customer Visit:
Packing And Delivery:
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.
