Filtration box:heat preservation, thermal shock resistance, erosion resistance, high strength ,mechanical strike resistance

This product made of ZHONGNAI No.5 material, is essential configuration when the ceramic foam filter is used for filtering aluminium and aluminium alloy fusant to make smooth filtration.

Advantage:excellent heat preservation, thermal shock resistance, resisting erosion from aluminium and aluminium alloy fusant, high strength ,mechanical strike resistance, standarded finished size, offering  reliable support for filtration efficiency.

Besides the general specification,we offer products based on the customers requirements.

PS.

Form A ZHONGNAI material physical capability
Working temperature	Density	Tortuous intensity	Pressure resistance intensity	Coefficient of heat conductivity	Heat linear shrinkage	Coefficient of heat expansion
oC	g/cm3	kg/cm2	kg/cm2	700oC(w/m·k)	800oC (%)	700oC(×10-8oC)
≥1000	0.6-2.5	≥50	≥105	≤0.2	≤0.3	≤2.77
Form B ZHONGNAI material chemical composition
Si O 2	AL2O3	Fe2O3	CaO	MgO	TiO2	K2O	Na2O
52-55	42.5	0.88	0.41	1~2	1.7	0.5	1

Filtration box