Quartz Glass Products for Laboratory Equipment/Flask

Specificatins:
1, quartz glass flask
2, OEM is ok
3, long time to use
4, high temperature
5, no bubble and no airline

Quartz glass products for laboratory equipment/flask
1, quartz glass flask
2, OEM is ok
3, long time to use
4, high temperature
5, no bubble and no airline

Advantage of the quartz glasss tube:
1. High temperature resistant, 1100 degree.
2. Corrosion-resistant
3. Good thermal stability
4. Good transparency for light
5. Good electrical insulation

About Donghai Yukang Quartz Material Co., Ltd:
We can supply more than 5 types and 70 speculations, ranging from 3-300mm clear quartz tube(high purity, good heating resistance, low OH), UV-stop quartz tube, red quartz tube, processed quartz tube, quartz rod, quartz plate, gray quartz tube, and so on.
And we have further capacity of trim cutting, fire-polishing, pinching, and bending, and so on.

After-Sale service:
1), 24 hrs service for customers.
2), quality issue, we accept reworking if quality is not reach your requirements.
3), sample available for free.
4), OEM service acceptable. Welcome your artwork.

Your design and drawing are accepted, we can make as your requirement. Waitting for your special specification to offer.

Range of OD	OD	WT	Siding	Out of Rou n d	Bow\1220mm
≤6mm	±2.0%	±10%	12%	2.0%	2.5mm
6.00-15.00mm	±1.25%	±8%	10%	1.5%	2.5mm
15.00-20.00mm	±1.25%	±10%	15%	1.5%	2.5mm
20.00-25.00mm	±1.25%	±10%	15%	1.5%	3.0mm
25.00-30.00mm	±1.35%	±12%	15%	1.5%	3.0mm
30.00-80.00mm	±1.5%	±14%	15%	2.0%	3.0mm
80.00-100.00mm	±1.0%	±0.5mm	15%	2.0%	3.0mm
100.00-120.00	±1.5%	±0.8mm	15%	2.0%	3.0mm
120.00-160.00	±1.8%	±1.0mm	20%	2.5%	3.0mm
160.00-180.00	±3.0%	±1.0mm	25%	2.5%	3.0mm
180.00-200.00	±4.0%	±1.5mm	25%	2.5%	3.0mm
200.00-240.00	±4.0%	±1.5mm	25%	2.5%	3.0mm
240.00-280.00	±6.0%	±2.0mm	25%	2.5%	3.0mm
280.00 above	±8.0%	±3.0mm	25%	2.5%	3.0mm

AL	Fe	K	Na	Li	Ca	Mg	Cu	Mn	Cr	B	Ti
5-12	0.19-1.5	0.71-1.6	0.12-1.76	0.38-0.76	0.17-1.23	0.05-0.5	0.05	0.05	<0.05	<0.1	<1.0

Spectral transmission at   1.0mm thickness

m m	<220	255	280	315	350	38	590	780
%	89	91	93	93	93	93	93.2	93.4

Physical Properties

(g/cc)Density20 °C kg.m-3	2.2
Degree of Hardness Moh's Scale	5.5-5.6
Softening point(degree)	1683
Annealing point	1215
Defoamation Point	1120