These SISiC rollers are applicable in the high temperature zone of roller hearth kiln which produce consumer porcelain, sanitary ceramics, building ceramics and magnetic materials. Their application life are more longer than other materials.

Size available:

Out dia: 20-250mm

Length: 50-3700mm

Thickness:4-10mm

Load Bearing of the square beam

CROSS SECTION(MM)			CONCENTRATED FORCE (KG.M/L)	UNIFORMLY DISTRIBUTED FORCE (KG.M/L)
OUT DIA	INNER DIA	THICKNESS
28	18	5	36	72
30	20	5	43	86
40	28	6	97	194
42	30	6	109	218
45	33	6	130	260

1.Chemical Composition

Material: SiSiC

SiC: about 85%

Si: about 15%

2.Physical Performance

Application temperature: <=1380
Density: >=3.02 g/cm3
Apparent porosity: <0.1%
Modulus of elasticity: 330 GPA (at 20 )

300GPA( at 1200 )

Bending strength:: 250MPA (at 20 )

280MPA( at 1200 )
Thermal conductivity: 45W/M.K (at 1200 )

Coefficient of Thermal Expansion: 4.5 K -1 x 10 - 6

Rigidity: 13

Acid-proof alkaline: Excellent