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Subtank Glass Tube

Brand： ET
place of origin： china
Colour： Transparent
Density： 2.2g/cm3
Silica content： 99.99
use： High temperature
Melting point： 1730
Annealing Point 1215
Deformation point 1120
Mohs hardness 7
Coefficient of expansion 5.5
Refractive index 1.4585

1.wrapped with thin white paper .
2.winded with foam material
3.put into the paper carton
4.packed with wooden case
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  • ET 03618

  • ET

  • ET 03618

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Dimensional Tolerance:

 

Range of OD OD WT Siding Out of Round Bow/1220mm
≤6mm ±2.0% ±10% 12% 2.00% 2.5mm
6.00mm-15.00mm ±1.25% ±8% 10% 1.50% 2.5mm
15.00mm-20.00mm ±1.25% ±10% 15% 1.50% 2.5mm
20.00mm-25.00mm ±1.25% ±10% 15% 1.50% 3.0mm
25.00mm-30.00mm ±1.35% ±12% 15% 1.50% 3.0mm
30.00mm-80.00mm ±1.5% ±14% 15% 2.00% 3.0mm

 

Physical Property:

 


 214 219 254
Density (g/cc) 2.2 2.21 2.21
Coefficient of Thermal Expansion(cm/cm°C) 5.5*10-7 5.9*10-7 6.7*10-7
Softening Point (°C) 1683 1660 1615
Annealing Point (°C) 1215 1204 1163
Strain Point (°C) 1120 1106 1066
Refractive Index 1.4585 1.456 1.46
Specific Heat (j/kgOK) 670 700 690
Compressive Strength  (Pa) >1.1*109 0.94*109 0.55*109
 Youngs Modulus (Pa) 7.2*1010 7.5*1010 7*1010


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We mainly do all kinds of quartz glass processing and manufacturing.

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 Tel: +86-0518-87795018
 E-mail: linda@et-create.com
 Phone: +86-13775405985
 Add: NO 18, xinniu Road,Niushan Town,Donghai County

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