Breathable bricks, seat bricks and lining materials for ladles

The products are mainly unshaped refractory materials, covering more than 100 varieties in three series. Mainly used in steel, metallurgy, non-ferrous metals and petrochemical industries

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Classification：Unqualified refractory materials

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Product description

Parameters

Material		Self-flowing castables	Breathable tiles, breathable seat tiles	Magnesium spray filler
Grades		LSF—3	LTQ	LGP
Chemical composition	Al2O3(%)	≥65	≥90
	MgO(%)			≥82
	Cr2O3(%)		≥2
Bulk density (g/㎝³)	110℃×24h	≥2.4	≥3.01	≥2.2
Flexural strength	110℃×24h	≥6	≥7
(MPa)	1500℃×3h	≥10	≥12
Compressive strength	110℃×24h	≥30	≥40
(MPa)	1500℃×3h	≥50	≥80
Rate of change of line (%)	1500℃×3h	0～+1.0	0～+1.0
Particle size (%)				≥1㎜35%
Particle size (%)				＜1㎜60%
Uses		Permanent ladle lining	Breathable tiles, breathable seat tiles	Ladle working liners

Zhengzhou Yufeng Refractories Co., Ltd. was founded on September 29, 2001, the company is located in Zhengzhou City, Shangcheng District, the Tong Hang Experimental Zone. The company has a registered capital of 37 million yuan, covers an area of more than 150,000 square meters and has a construction area of more than 100,000 square meters. It is a high-tech private enterprise specializing in the production of irregular refractories for iron and steelmaking, high-grade prefabricated refractories, stirring heads for iron pre-treatment dephosphorization (sulphurization), RH insertion tubes for external refining furnaces, bottom-blowing ventilation elements for refining ladles, and metallurgical materials for refining ladles, intermediate ladles and crystallizers using spray granulation technology. High-tech private enterprise.

The company is located in a superior environmental location, Longhai Railway, Zhengxi Passenger Dedicated Line, 310 National Highway across the region, Zheng Shang Expressway directly to Zhengzhou, Lianhuo Expressway near the region, West-East Gas Transmission and other national key projects through the region, freight stations, railway lines, urban infrastructure supporting complete, the development conditions are unique. The company's location and the surrounding areas of Luoyang and Jiaozuo have large reserves of mineral resources with high grades, and the corundum industry has the advantage of agglomeration, with sufficient supply of raw and auxiliary materials required for production and convenient transportation, which can fully meet the company's needs for large-scale production.

Breathable bricks, seat bricks and lining materials for ladles