Ceramic Refactory Roller

Characteristics

Items

Types

Physical 
Properties

DMI

DMI-90

DMI-95

DMI-98

 Bulk Density (g/cm³)

2.40-2.42

2.40-2.45

2.5-2.6

2.55-2.65

 Apparent Porosity (%)

20~23

20~25

15~20

10~15

 Water Absorption (%)

9.50 - 10.5

8.0-10.0

7.5-8.5

6.5-7.5

 Bending Strength (Modulus of Rupture) (25°C / 1350°C, Mpa )

45-50

45-50

55-60

65-70

 Thermal Shock Resistance (1300 ~ 25°C)

V.GOOD

V.GOOD

GOOD

GOOD

 Thermal Expansion Coefficeant

6.2

5.8

6

6.2

Intenerate Temp under loading

1500

1550

1570

1590

DF95 Elastic Modulus: 305 Gpa

Main Chemical
Contents

 AI2O3 + ZrO2(%)

66-69

72-74

74-76

78-80

 SiO2 (%)

20~22

20~22

19~21

14~16

 Fe2O3 (%)

≤0.3

≤0.3

≤0.3

≤0.2

Dimension 
&
Tolerance

 Tolerance of Outer Dia (mm)

 Tolerance of Length (mm)

± 3.0

 Linearity (mm)

≤0.07 % .L

 Thickness (mm)

  ≤0.5

Application

 Glazed Wall Tile

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 Glazed Floor Tile

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 Porcelain Tile

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 Tableware

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 Magnetic Ceramics

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 Electronic Ceramics

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 Sitall Tile

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Dry Zone

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Pre Heating Zone

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Colling Zone

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 Rustic Tile

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Sanitary

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Steel

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Vitrifiles Tile

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Specification

O.D. Ø25 ~75mm, Length up to ≤ 4800 mm.