Special Refractory Ramming Mass

Model
 

Material		Andalusite	Mullite	Magnesite Chrome	Alumina-Magnesite	Alumina-Zirconium
Type		GHD	GMD	MCD	AMD	AZD
Chemical composition (%)	Al2O3	50	70	—	80	90
	SiO2	35	20	4	—	—
	MgO	—	—	85	12	—
	Fe2O3	0.3	0.3	0.5	0.3	ZrO23
Cold crushing strength (MPa)	1250℃×3h After firing at	15	12	15	20	18
Principal crystalline phase	1250℃×3h After firing at	Mullite phase	Mullite phase	Spinel phase	Spinel phase	Corundum phase
Linear changing after burnt (%)	1250℃×3h After firing at	0～+0.6	0～+0.5	0～+0.9	0～+0.8	0～+0.3
Bulk density (g/cm3)	1250℃×3h After firing at	2.8	2.7	2.7	2.7	3.0
Refractoriness≥ (℃）		1750	1750	1790	1700	1810
Refractoriness under load (℃）		1550	1580	1600	1650	1680
Amount for construction (kg/m3)		3000	2900	2900	2900	3150
Applied Metal		Green, purple. Brass and copper alloy		Cupronickel and higher metal iron and nickel alloys		Special copper nickel, zirconium, Magnesium
Method of construction		Jolt or ramming
Application		Induction melting furnace for nonferrous metal  and ferrous metal
Characteristic		High load low wriggle; Thermal shock resistance; Ｈigh refractoriness;  Corrosion resistance;  Spalling resistance;   Volume stability High purity materials; Combined agent added

Taurus Refractory ramming mass Factory mainly engaged in professional manufacturer of development, production and sales of the refractory mixture such as melting copper, aluminum and zinc furnace lining. And supply castable refractory for copper smelting, ramming mass for molten copper,fire clay,refractory mortar, refractory cement ,refractory mixture, refractory concrete and silica sand for copper smelting.
Website: http://www.jnrefractory.com  

Contact: Mr. Niu
Tel: +86-371-64372566
Fax: +86-371-64372588
Mobile Phone: +86-15137151612
Email: info@jnrefractory.com
          gyjinniu@163.com

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