China OEM Hot Sale Customizable Size Flat Bottom Glass Tubes - High borosilicate 2mm wall thickness stripe glass tube – Hongya manufacturers and suppliers

China OEM Hot Sale Customizable Size Flat Bottom Glass Tubes - High borosilicate 2mm wall thickness stripe glass tube – Hongya

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With advanced technologies and facilities, strict high-quality handle, reasonable rate, superior services and close co-operation with prospects, we are devoted to furnishing the best price for our customers for Transparent White Smart Switchable Film, Borosilicate Glass Seal Pot, Round Polished Clear Quartz Glass Plate, We're going to make higher efforts that can help domestic and international potential buyers, and produce the mutual advantage and win-win partnership between us. we're eagerly waiting for your sincerely cooperation.

China OEM Hot Sale Customizable Size Flat Bottom Glass Tubes - High borosilicate 2mm wall thickness stripe glass tube – Hongya Detail:

Technical Data of the High Borosilicate Glass:

1. Chemical composition:

SiO2>78% B2O3>10%

2. Physical and Chemical Properties:

Coefficient of expansion	(3.3±0.1)×10-6/°C
Density	2.23±0.02
Water resistant	Grade 1
Acid resistance	Grade 1
Alkaline resistance	Grade 2
Softening point	820±10°C
Thermal shock performance	≥125
Maximum working temperature	450°C
Tempered max. working temperature	650°C

3. Main Technical Parameters:

Melting point	1680°C
Forming temperature	1260°C
Softening temperature	830°C
Annealing temperature	560°C

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微信截图_20190414093101

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Using a complete scientific top quality management program, great high-quality and fantastic religion, we win great track record and occupied this area for China OEM Hot Sale Customizable Size Flat Bottom Glass Tubes - High borosilicate 2mm wall thickness stripe glass tube – Hongya , The product will supply to all over the world, such as: Istanbul, Afghanistan, Mauritania, our qualify products have good reputation from the world as its most competive price and our most advantage of after-sale service to the clients.we hope we can provide a safe, environmental products and super service to our clients from all of the world and establish strategic partnership with them by our professional standards and unremitting efforts.

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