SK -36 Insulating High Temp Fire Brick High Alumina A2o3 55% With
9''X4.5''X2.5''
Specification:
| Item/Grade | Fire clay brick | High alumina brick |
| SK-30 | SK-32 | SK-34 | SK-35 | SK-36 | SK-37 | SK-38 | SK-40 |
| AL2O3% (≥) | 30 | 35 | 38 | 45 | 55 | 65 | 70 | 75 |
| Fe2O3% (≤) | 2.5 | 2.5 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
| Refractoriness(SK) | 30 | 32 | 34 | 35 | 36 | 37 | 38 | 40 |
| Refractoriness under load, 0.2MPa, °C (≥) | 1250 | 1300 | 1360 | 1420 | 1450 | 1480 | 1530 | 1600 |
| Apparent porosity (%) | 22-26 | 20-24 | 20-22 | 18-20 | 20-23 | 20-23 | 20-22 | 18-20 |
| Bulk density (g/cm³) | 1.9-2.0 | 1.95-2.1 | 2.1-2.2 | 2.15-2.22 | 2.25-2.4 | 2.3-2.5 | 2.4-2.6 | 2.5-2.7 |
| Cold crushing strength,MPa (≥) | 20 | 25 | 30 | 40 | 45 | 50 | 60 | 70 |
1.Application industry:
Refractory materials in the iron and steel, nonferrous metals,
petrochemical, building materials, machinery, electricity, light
industry and other basic industries and aerospace and ships,
missiles and other military fields have a wide range of
applications. The main application areas of refractories and their
respective proportions in the steel industry accounted for the
largest proportion. Followed by cement, ceramics, glass, chemical,
nonferrous metals. The following figure is about refractory
materials in the steel industry.
2.Main product:
Our main products : high aluminum brick, fire clay brick, light
weight insulation brick, wear-resistant castable, corundum
castable, low cement castable, impervious material, plastic
refractory, etc. The following figure is just a simple example.
 |  |  |
| Bricks | Blankets | Unshaped material |
3.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. |
5.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.
