$Rock Wool Manufactured Good Corrosion Resistance Heat Resistant Refractory Brick System 1$
$Rock Wool Manufactured Good Corrosion Resistance Heat Resistant Refractory Brick System 2$
$Rock Wool Manufactured Good Corrosion Resistance Heat Resistant Refractory Brick System 3$

$Rock Wool Manufactured Good Corrosion Resistance Heat Resistant Refractory Brick$

$Rock Wool Manufactured Good Corrosion Resistance Heat Resistant Refractory Brick System 1$

$Rock Wool Manufactured Good Corrosion Resistance Heat Resistant Refractory Brick System 2$

$Rock Wool Manufactured Good Corrosion Resistance Heat Resistant Refractory Brick System 3$

Rock Wool Manufactured Good Corrosion Resistance Heat Resistant Refractory Brick

Ref Price:

Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 300 m.t.

Supply Capability:: 50000 m.t./month

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Refractory Brick Physical and Chemical Index

Item/Grade	SK-32	SK-34	SK-36	SK-37	SK-38
AL2O3 % (≥)	35	38	55	65	70
Fe2O3 % (≤)	2.5	2.5	2.0	2.0	2.0
Refractoriness(SK)	32	34	36	37	38
Refractoriness under load, 0.2MPa, °C(≥)	1300	1360	1450	1480	1530
Apparent porosity (%)	22-24	20-22	20-23	20-23	20-22
Bulk density (g/cm³)	1.95-2.1	2.1-2.2	2.25-2.4	2.3-2.5	2.4-2.6
Cold crushing strength ,MPa (≥)	25	30	45	50	60
Thermal expansion at 1000°C (%)	0.6	0.6	0.3	0.3	0.2

Refractory Brick Feature

1. High refractoriness.
2. Good spalling resistance and wear resistance.
3. Good corrosion resistance.
4. Good thermal shock resistance.
5. High mechanical strength.
6. High-temperature creep rate is low.
7. Good volume stability at high temperature.

Refractory Brick Application

Alumina brick is widely used in metallurgy, petroleum, chemical industry, building materials, machinery processing, military, etc of thermal technology equipment.

$Manufacture Good Corrosion Resistance Heat Resistant Refractory Brick$

Q: What does the rock wool board look like?: The initial development of Hebei Langfang Dacheng in the building is a common type of application for industrial buildings should be consistent with "building insulation materials, the type of application and basic requirements"

Q: What role does dolomite play in rock wool products?: Rock wool is a traditional insulation material, because it is inorganic materials, insulation performance is not very good

Q: Rock wool products are divided into several categories: Which rock wool board in the application of more interior decoration. Rock wool board specifications are usually as follows: long (mm) 900,100; width (mm) 500,600,700,800; thick (mm) 30,40,50,60,70

Q: How to judge the quality of rock wool: How to judge the quality of rock wool

Q: The difference between rock wool and rock wool: Yanmian tube is a kind of rock wool insulation material mainly used in the pipeline. After the natural basalt is melted by high temperature, the artificial inorganic fiber is made from the high speed centrifugal equipment, and the special binder and dustproof oil are added. Temperature curing, made into a variety of specifications, different requirements of the rock wool insulation tube