Fireclay High Alumina Refractory Bricks

• Refractoriness (℃): 1770< Refractoriness< 2000
• Feature: Long Time Materials
• Type: Refractory Material
• Shape: Brick
• Material: Alumina Block
• Size: According to The Requirements
• Model NO.: SK32, SK34, SK36, SK38
• Transport Package: on Wooden Pallets
• Specification: ISO9001: 2008
• Trademark: WAM
• Origin: China
• HS Code: 69022000
• Production Capacity: 30000 Mt/Year

Product Description

Application: Steel smelting, industry kiln, hot-bast stove, stove roof etc.

Product name: AL-40, AL-42, AL-44, AL-45, AL-46, AL-50, AL-65, AL-75, AL-80, AL-85, AL-90, C-98.

Brand Item	Fireclay	High alumina			Corundum spinel bricks
	CN-42	CL75	CL80	PZCL78	MA-A89
Al 2 O 3   %  ≥	42	75	80	78	89
Fe2O3  % ≤			2.0	2.0	0.5
SiO2  % ≤					1.5
MgO  % ≤					4.5
Refractoriness under load  0.2 MPa Ta ( º C ) ≥	1430	1510	1530	1550	T2 ≥ 1650
Apparent Porosity % ≤	18	28	24	21	17
Cold Crushing Strength (MPa) ≥	39.2	40	50	70	80
Bulk density    (g/cm 3 ) ≥					3.1
Permanent linear change %	1400 º C × 2h 0~-0.3	1500 º C × 2h 0.1~0.5	1550 º C × 2h 0.1~0.5	1550 º C × 2h 0.4~0.3	1600 º C × 3h ≥ + 0.2