Long Service Life 70 High Alumina Brick for Industrial Furnaces International Standard

Brand Name:HongTai
Model Number:55, 60, 65, 70, 75, 80, 85
Minimum Order Quantity:2 tons
Place of Origin:Henan, China
Shape:Brick
Material:Alumina Block
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Verified Supplier
Location: Zhengzhou Henan China
Address: Group 4, Chuling Village, Chaohua Town, Zhengzhou, Henan, China
Supplier`s last login times: within 35 hours
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Product Details
Product Description

China refractory manufacturer factory supply 70 high alumina brick for heating furnace

70 High alumina brick, that is, alumina content in 48% or more of an aluminum silicate refractory. Made of bauxite or other raw materials of higher alumina content after molding and calcining. High thermal stability, refractoriness above 1770℃. Good slag resistance.


70 High alumina bricks can be classified according to its mineral composition, generally divided into five categories: low Mullite (silystone), Mullite, Mullite-corundum corundum - mullite and corundum.


The high alumina lining bricks usually divided into three categories:

Ⅰ: Al2O3 content of 75% or more;

Ⅱ: Al2O3 content is 60% ~ 75%;

Ⅲ: Al2O3 content is 48% ~ 60%;

Technical Data

China refractory manufacturer factory supply 70 high alumina brick for heating furnace

High alumina brick technical data:

Items

Technical Data

International code name

SK35

SK36

SK37

SK38

SK40

Chinese code name

LZ-48

LZ-55

LZ-65

LZ-75

LZ-80

Al2O3 min %

48

55

65

75

80

Fe2O3 max %

2

2

2

2

2

Refractoriness min.

1750

1770

1790

1790

1790

Refractoriness under Load C min.

1420

1470

1500

1520

1530

Permanent Linear Change %

1450 C×2h

1500 C×2h

1500 C×2h

1500 C×2h

1500 C×2h

+0.1~-0.4

+0.1~-0.4

+0.1~-0.4

+0.1~-0.4

+0.1~-0.4

Apparent Porosity max. %

22

22

23

23

21

Cold Crushing Strength mim.

39

44

49

54

65

Packaging & Shipping

Packaging of High Alumina Brick

1.on wooden pallets with plastic cover: wooden pallet size :930*930 or 1000*1000mm,
2.Load weight of each pallet: 1.5-2.0 tons,

Shipping of High Alumina Brick

1.Our packaging is as per customer’s request
2.Normal goods delivered by sea transport
3.Sample shipping by express
4.We will shipping and delivery goods timely, quality and quantity guaranteed, and also in accordance with the contract and customer's requirement completely.

Company Information

Contact us

Jerry Li

Cell&WhatsApp: 0086-13373957739

Email: jerry(at)firebricks-supplies.com


China Long Service Life 70 High Alumina Brick for Industrial Furnaces International Standard supplier

Long Service Life 70 High Alumina Brick for Industrial Furnaces International Standard

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