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Ceramic rollers for Glass Tempering furnace

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Ceramic rollers for Glass Tempering furnace

Brand Name : Lever

Model Number : customized

Place of Origin : China

MOQ : 10 pcs

Supply Ability : 500 pcs per month

Delivery Time : 30 days

Packaging Details : wooden cases

Price : 300

Payment Terms : T/T, Western Union, MoneyGram

material : Silica / SiO 2 ≥99. 8%

ceramic rollers : tempering furnace use

usage : furnace heating

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Ceramic rollers for Glass Tempering furnace


Technical Data /

  • Ceramic Characteristics /

1. 1 Typical Composition /

NameSpecificationRemark
Silica / SiO2≥ 99. 8%
Alumina/ Al2O3≤ 2000ppm
Iron Oxide / Fe2O3≤ 45ppm
Copper Oxide / Cu O≤ 45ppm
Titania / TiO 2≤ 45ppm
Chromium Oxide / Cr 2 O3≤ 45ppm
Nickel Oxide / Ni O≤ 45ppm
Magnesia / MgO≤ 40ppm
Sodium Oxide /≤ 40ppm
Potassium Oxide / K 2 O≤ 40ppm

1. 2 Physical Properties / Density / :2. 00 g/cm3

NameSpecificationRemark
Run out/ :<0.15mm
Roughness/ :<1.5U
Apparent porosity /:<10 %
Compressive Strength /:> 50Mpa
Modulus of Rupture /:>20MPa
Crystallinity /: Crystobalite< 1%

1. 3 Thermal Properties /

Thermal Conductivity / : 20°C:0. 64W/m°K
500 °C:0. 81W/m°K
1090°C:0.88 W/m°K
Expansion Coefficient /20 °C – 1000 °C : 0.6 x 10 -6 /°C
Max Use Temperature (a single thermal cycle) / :

16 50 °C :1100 °C


Melt point / :1750 °C

2. Surface Quality /

NameSpecificationRemark
Dimensions Tolerance Unmarked /:≤± 2mm.
Flatness: Diamond finishing, convex /concavity / :

≤± 0. 2mm.


Ceramic does not have crack, corner /edge spalling, and opening bubbles.

Note: These values are not warrant for products and system. They represent only standard material. They may also change because of continuous technology innovation.


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