Ceramic Silicon Carbide U Groove Roller

Ceramic Silicon Carbide U Groove Roller Bearing
TECHNICAL SPECS
Material Silicon Carbide (Sic)
Color Black
Size 40x68x22mm
Accuracy 0.008mm
Maximum Temperature 1200℃(2192F)
Circular Runout 12um
Perpendicularity 12um
Circularity 10um
Parallelism 15um
Applications Chemicals, aerospace, medicine, environmental protection equipment, electronics industry. Steel industry, the role of shaping steel
RoHS Compliant
MATERIAL PROPERTIES
Purity SiC content >99%
Density(g/cm3) >3.10
Hardness(Kg/mm2) 2800
Bending strength(Mpa) >400
Compressive strength(Mpa) 3000~3900
Fracture toughness(Mpa.m-3/2) 4~5
Elastic Modulus(Gpa) 410
Poisson’s ratio 0.14
Cofficient of thermal expansion(X10-6/℃) 4.3
Grain size(μm) <8
Free silicon content(%) <0.5
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