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Fused Silica Ceramic Roller


Fused Silica Ceramic Rollers:     


Our fused silica rollers has higher purity with the SiO2 more than 99.8%, the surface is very smooth to guarantee the best glass quality. 


Chemical Composition and Physical Properties:

Index

Unit

HIGHLION Data

SiO2

(wt%)

99.8

Bulk Density

g/cm3

1.95

 Apparent Porosity

%

7-11

Compressive Strength

Mpa

60

High-temperature Bending Strength

Mpa

30

Coefficient of Thermal Expansion

(×10-6/℃)

0.6

Surface Roughness Ra

u m

1.6

Diameter Tolerance

mm

±0.05

Circular Runout

mm

0.08


Regular Sizes:

Outer Diameter(mm)

Length (mm)

Outer Diameter(mm)

Length (mm)

15 - 25

1300

66 - 75

3400

26 - 30

1400

76 - 85

3400

31 - 35

1700

86 - 90

3400

36 - 40

1700

91 - 100

3500

41 - 45

2200

101 - 105

3700

46 - 55

3000

111 - 120

3900

61 - 65

3200

121 - 130

4000