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Heat Insulation High Alumina Refractory Brick For Boiler

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Zhengzhou Rongsheng Refractory Co., Ltd.

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Heat Insulation High Alumina Refractory Brick For Boiler

Name: Heat Insulation High Alumina Refractory Brick For Boiler
Brand: Rongsheng
Price: 150.00 USD

$Buy cheap Heat Insulation High Alumina Refractory Brick For Boiler product$ $Buy cheap Heat Insulation High Alumina Refractory Brick For Boiler product$ $Buy cheap Heat Insulation High Alumina Refractory Brick For Boiler product$

Brand Name : Rongsheng

Model Number : Refractory Brick

Certification : ISO9001

Place of Origin : Henan, China

MOQ : 1 TON

Price : $150.00 - $400.00/ Ton

Payment Terms : L/C, T/T, Western Union

Supply Ability : 6000 Ton/Tons per Month high alumina brick

Delivery Time : 20-30DAYS

Packaging Details : Our prioducts are packed on wooden pallets, with water-proof cover, and tightened with plastic/steel bandages or according to customer requirements

Shape : Brick

Material : Alumina Block

SiO2 Content (%) : -

CaO Content (%) : 0.34%

Al2O3 Content (%) : 48%-85%

SiC Content (%) : 1.2-1.4

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Heat insulation brick high alumina refractory material for boilers

Standard sizing: 230 x 114 x 65 mm ,Special size and OEM Service also provide!

The size is precise, providing kinds of shapes according to customer's drawing

$Heat Insulation High Alumina Refractory Brick For Boiler$

Product specifications

We bring forth high quality High Alumina Bricks, which is manufactured to meet the requirements of neutral refractoriness where safe working temperature is more than 1300 degree centigrade. We offer High Alumina Bricks in different specifications as per customer requirements.

Features

Mechanical strength

Excellent load-bearing properties

High temperature

Excellent resistance to spalling

Resistant to corrosion

Suitable For

Cement Rotary Kilns

Laddle Lining

Glass industries

Blast furnaces Stoves & Checkers

Electric Furnace Roof

Physical and chemical indexes

Item/Grade	Fire clay brick				High alumina brick
Item/Grade	SK-30	SK-32	SK-34	SK-35	SK-36	SK-37	SK-38	SK-40
AL2O3% (≥)	30	35	38	45	55	65	70	82
Fe2O3% (≤)	2.5	2.5	2	2	2	2	2	2
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

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