Al2O3: 74-99.5% Temp: 900 to 1800 degree C

Characteristics	Items	Types
		VS-2000	S-2000	S-4000	S-6000
Physicalproperties	Bulk densityg/cm3	≥2.4	≥2.4	≥2.6	≥2.8
	Apparent porosity%	20-23	20-25	15-20	10-15
	Water absorption%	8-10	8-12	7-10	4-7
	Bending strength25/1350,Mpa	>55/35	>50/30	>60/50	>70/60
	Thermal expansion coefficient*10(-6)/ (25~1000)	5.8-6.0	5.8-6.2	5.8-6.2	5.8-6.0
	Thermal shock resistance1300~25	Good	Very good	Very good	Good
	Working Temp	≤1200	≤1230	≤1300	≤1350
Composition	Al2O3(5)	74-76	74-76	72-74	78-80
	SiO2(%)	20-22	20-22	19-21	14-16
	Fe2O3(%)	≤0.3	≤0.3	≤0.3	≤0.2
Referenceloading	Φ50*3800mm	5.01200	4.51230	6.01300	7.51350

Ceramic roller is hi-tech advanced ceramic products made with patented cool isostatic pressing technique and over 50 years of professional manufacturing experience.Ceramic rollers are widely used in roller kilns for firing wall tile, floor tile, table ware, sitall tile, magnetic materials and electronic ceramic, etc.