Wholesale Products 5ml Borosil Glass Test Tube - Borosilicate glass round sight glass – Hongya manufacturers and suppliers

Wholesale Products 5ml Borosil Glass Test Tube - Borosilicate glass round sight glass – Hongya

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We normally follow the basic principle "Quality Initial, Prestige Supreme". We've been fully committed to offering our consumers with competitively priced good quality merchandise, prompt delivery and professional support for Pv Clear Solar Panel Coating Glass, Two Way Mirror Glass For Tv Screen, Custom Size 4mm Borosilicate Sight Glass Plate Sheet, We always regard the technology and prospects as the uppermost. We always function hard to make terrific values for our prospects and give our customers far better products and solutions & solutions.

Wholesale Products 5ml Borosil Glass Test Tube - Borosilicate glass round sight glass – Hongya Detail:

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3.3 borosilicate thermal shock float glass (can replace SCHOTT trademarks borofloat ® 3.3, CORNING trademarks pyrex ®7740) is produced using the float process, sodium oxide (Na2O), boron oxide (B2O3), silicon dioxide (SiO2) as a basic ingredient in the glass sheet.

Size:Customized size availale

Physical Property
No.		Physical performance					Numerical Value	Unit
1		Coefficient of mean linear thermal expansion(20°C,300°C)					3.3±0.1	10-6K-1
2		Transformation temperature					525±15	°C
3		Softening point					820±10	°C
4		Working point					1260±20	°C
5		Density at 20°C					2.23±0.02	g/cm3
6		Mean thermal conductivity(20°C-100°C)					1.2	w/m2k
7		Refractive index					0.92	1
	Main Composition
	SiO2		B2O3	Na2O+K2O		Al2O3
	81		13	4		2
	Chemical Property
	Hydrolytic resistance at 98°C				ISO719-HGB 1
	Hydrolytic resistance at 121°C				ISO720-HGA 1
	Acid resistance Class				ISO1776-First Class

	Optical Property
	Refractive:				nd : 1.47384
	Light transmission:				92%thickness≤4mm91%(thickness≥5mm)

Application :

1. Household electrical appliance (panel for oven and fireplace, microwave tray etc.);

2. Environmental engineering and chemical engineering (lining layer of repellence, autoclave of chemical reaction and safety spectacles);

3. Lighting (spotlight and protective glass for jumbo power of floodlight);

4. Power regeneration by solar energy (solar cell base plate);

5. Fine instruments (optical filter);

6. Semi-conductor technology (LCD disc, display glass);

7. Medical technique and bio-engineering;

8. Safety protection (bullet proof glass)

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abide by the contract", conforms to the market requirement, joins during the market competition by its superior quality also as provides extra comprehensive and exceptional service for consumers to let them turn into significant winner. The pursue of the business, is definitely the clients' gratification for Wholesale Products 5ml Borosil Glass Test Tube - Borosilicate glass round sight glass – Hongya , The product will supply to all over the world, such as: Sierra Leone, luzern, Puerto Rico, Taking the core concept of "to be the Responsible". We'll redound up on society for high quality merchandise and good service. We will initiative to participate in international competition to be a first- class manufacturer of this product in the world.

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This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.

By Laura from Florida - 2015.06.19 10:42

We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.

By Maggie from Denmark - 2016.05.02 18:28

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