Product Details:
Payment & Shipping Terms:
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Al2O3/%: | ≥70 | Fe2O3 (%): | ≤2.0 |
---|---|---|---|
Refractroriness (SK): | 38 1790℃ | Refractoriness Under Load, 0.2mp (℃): | ≥1530 |
Apparent Porosity(%): | 20-22 | Bulk Density (g/cm3): | 2.4-2.6 |
Cold Crushing Strength (Mpa): | ≥60 | ||
High Light: | fire retardant bricks,boiler fire brick |
SK38 High alumina brick is a neutral refractory with alumina content more than 48%. The product takes superior bauxite as raw materials formed by molding and calcination.
Characteristics:
1.Good slag resistance.
2.high alumina brick is neutral refractory material, can resist the acid slag and alkaline slag erosion.
3.High temp performance.
4.Thermal stability
5. High refractoriness, compared with clay and semi-silica brick, high alumina brick refractoriness can be 1750 ℃-1790 ℃.
Applications:
Masonry blast furnaces, hot blast stoves,steel ladles, lining of rotary kilns and other metallurgical furnaces, high alumina bricks can also be used as checker brick on hot blast stoves and masonry regenerator.
Item | Fire Clay Brick | High Alumina Brick | ||
SK-32 | SK-36 | SK-38 | SK-40 | |
Al2O3 (%) | ≥35 | ≥55 | ≥70 | ≥82 |
Fe2O3 (%) | ≤2.5 | ≤2.0 | ≤2.0 | ≤2.0 |
Refractroriness (SK) |
32 1710℃
|
36 1770℃
|
38 1790℃
|
40 1790℃
|
Refractoriness under load, 0.2mp (℃) | ≥1350 | ≥1450 | ≥1530 | ≥1600 |
Apparent porosity(%) | 20-24 | 20-23 | 20-22 | 18-20 |
Bulk density (g/cm3) | 1.95-2.1 | 2.25-2.4 | 2.4-2.6 | 2.5-2.7 |
Cold crushing strength (Mpa) | ≥25 | ≥45 | ≥60 | ≥70 |
Q1: Is Jundao (Henan) New Materials a manufacturer or trader?
A1: Manufacturer, sometimes we help our clients to purchase relevant products as a trader.
Q2: What’s the MOQ?
A2. The MOQ is 25 tons.
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: Is your company accept customization?
A5: Yes. 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: Does your Jundao (Henan)?New Materials?supply samples?
A7: Yes, we can supply samples if necessary.
Contact Person: Astra