Fire High Alumina Bricks Refractory Brick for Ladle Tunnel Kiln Lining

• Refractoriness (℃): 1580< Refractoriness< 1770
• Feature: Long Time Materials
• Type: Refractory Material
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: SK-32, SK-34, SK-36, SK-38, SK-40
• Shape: Brick
• Material: Aluminium Silicate
• Al2O3: 50-80%
• Transport Package: Pallets
• Specification: 230x114x65/75mm
• Trademark: UNITY
• Origin: China
• HS Code: 690290
• Production Capacity: 2000tons/Year

Product Description

Product Description

The high alumina brick with more than 48% Al2O3 content is a kind of neutral refractory.It is formed and calcined by bauxite or other high content of alumina raw materials. High thermal stability,fire resistance at 1770C and above

Technical Specification

Item Index		UN-80	UN-75	UN-65	UN-55	UN-48
Al2O3    %     ≥		80	75	65	55	48
Refractoriness ºC  ≥		1790	1790	1790	1770	1750
Apparent.Porosity.% ≤		22	23	23	23	23
Cold.Crushing.Strength(Mpa)≥		80	55	50	45	40
Permanent Linea Change%≤	1500Cx2h	0.1~-0.4	0.1~-0.4	0.1~-0.4	0.1~-0.4	-
	1450Cx2h	--	--	--	--	0.1~-0.4
Refractoriness Under Load 0.2Mpa ºC  ≥		1530	1520	1500	1470	1420
Application		General Industrial Furnaces

Application

1)Cement and other building materials industry kiln back insulation;
2) Petrochemical, metallurgical, ceramics, glass industry, the furnace lining insulation;
3)Heat treatment furnace backlash insulation;
4)Non-ferrous metal industry back insulation;
5)High temperature reaction, heating equipment back insulation insulation

Detailed Photos

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Packaging & Shipping

FAQ

1.What kind of product can you offer ?
Our company can offer industrial refractory insulation materials. For example: Ceramic Fiber Products, Soluble Fiber Products,Fiberglass Products,Calcium Silicate Products, Mineral Wool, Rock Wool,Insulating Firebricks Etc.
2.Can you provide free samples ?
Free samples are available !
3.What is your MOQ?
We don't have particular MOQ, we can accept any order for any different projects.
Price depends on quantity.
4.Can we have a visit to your factory ?
Yes! Of course,welcome to visit our factory at anytime !