Xuzhou Jinzheng Glass Products Co., Ltd.: Xuzhou, Jiangsu, China; Main products: Glass product, Glass bottle, glass jar, beverage bottle, glassware

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Pyrex Test Tube

FOB Price

US$ 0.04 - 0.25 / Piece

10000 Pieces(Min. Order)

Port QINGDAO
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Product Details

Brand Name	JZ		Model Number	TUBE
Place of Origin	Jiangsu, China

Product Description

Transparent Quartz glass tube

Material properties:

High purity

High durability

Both sides polished

Flame polished the edges

Working temperature: 1100°C=2012°F

Further processing:
Flame polishing, optical polishing, grind, general polishing. two sides polishing, one side polishing and the other side grind. We can process the quartz plate as your requirement.

Precision

Range of OD	OD	WT	Siding	Out of Round	Bow/1000mm
10mm Max	±2.00%	±10%	12%	2.0%	2.0mm
10 - 20mm	±1.25%	±8%	10%	1.5%	2.0mm
20 - 30mm	±1.00%	±10%	15%	1.5%	2.0mm
30 - 50mm	±1.00%	±10%	15%	1.5%	2.0mm
50 - 100mm	±1.00%	±12%	15%	2.0%	2.0mm
100 - 200mm	±1.00%	±12%	15%	2.0%	2.0mm

Corrosion Amaunt

H2SO4	Density 1.84,2h,20°C,g/cm2	1.4*10-8
HNO3	Density 1.4,2h,20°C,g/cm2	5*10-8
HCL	Density 1.19,2h,20°C,g/cm2	15*10-8
NaOH	1%,2h,110°C,g/cm2	166*10-6
KOH	1%,2h,98°C,g/cm2	68*10-6

Thermal Properties

Coefficient of Expansion(20°C~350°C)	5.5*10-7/°C
Thermal Conductivity(W/m°C,20°C)	1.4
Specific Heat(J/kg,20°C)	670
Softening Point( viscosity)	1730°C
Annealing Point	1215°C
Deformation Temperature(long time heat retaining)	1120°C

Mechanical Properties

Density g/cm3	2.2
Compression Strength N/mm2	1100
Bending Strength N/mm2	67
Tension Strength N/mm2	48
Micro Hardness N/mm2	8600~9800
Moh's hardnessMoh's hardness	5.5~6.5

Electrical Properties

Electrical Resistivity (350°C,omh-cm)	7*107
Insulating Strength (20°C,KV/cm)	250~400
Dielectric Constant	3.7

1) Can we do print on the products ?
Yes, you can. We could offer various printing ways: the screen printing, hot stamping, painting, etc.
2) Can we get your free samples about the products ?
Yes, you can. Our Samples are only free for the customers who confirm order. But the freight for express is on buyer's account.
3) Can we combine many items assorted in one container in my first order?
Yes, you can. But the quantity of each ordered item should reach our MOQ.
4) What is the normal lead time?
For stock products, we will send goods to you within 7-15 work days after we receive your payment.
For OEM products, the delivery time is 15~30 work days after we receive your payment.
5) What is your payment term?
We offer a variety of payment terms:
T/T, Western Union
6) What is your shipping way?
We will help you to choose the best shipping way according to your detail requirements.
By sea, by air, by express, etc.We can send the shipment to your door if you need.

Xuzhou Jinzheng Glass Products Co., Ltd

Contact person: Steve Suen

Tel / Fax: +86 516 87662856
Mobile: +86 138 1444 3778

Skype ID:steve.suen@
Email: steve@
Web:

Any more questions, please don't hesitate to contact us. Your reply will be highly appreciated.

Thanks for your time.

Contact Us

Xuzhou Jinzheng Glass Products Co., Ltd.: Contact nameElina Guo
Chat Now; Phone0086-516-87662856; AddressBaduan Industrial Park, Mapo Town, Tongshan Dist, Xuzhou, Jiangsu

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