|Application:||Chemical, Construction, Metallurgy, Casting, Glass|
Available| Customized Request
Open End Glass Cylinders Test Tubes Clear Quartz Glass Coil Tube
1.High purity made of 99.99%-99.9999% pure quartz.
2.Strong Hardness, Can reach Morse level 7.
3.High temperature resistance, can work under 1200°C continuously,
and in short time can even work under 1500°C.
4. Acid and Alkali resistance
Except hydrofluoric acid, quartz glass does not react with any acid and base except
hydrofluoric acid. The stability is 30 times of the ceramic, and 150 times of stainless steel
5. Electric insulation, it is 10000 times of usual glass.
6. High light transmittance , it is different from 85%-95% depend on different spectrum.
7.Excellent thermal shock stability ,Small thermal expansion coefficient,it is only 5.5×10-7/ºC
8.Control in less than 20 PPM, 15 PPM, 10 PPM, 5 PPM ,2 PPM.
|Wall Thickness||0.5 MM-40 MM|
|Specific Heat (20 ~ 350 °C)||670J/kg.°C|
|Thermal Conductivity (20 °C)||1.4W/m.°C|
|Index of Refraction||1.4585|
|Thermal Processing Temperature||1750~2050°C|
|Short-term Working Temperature||1300°C|
|Long-term Working Temperature||1100°C|
|Strain||1270 C Fused The Quartz Glass Brick|
|PPM Grade||Controlled 10/20/100 PPM|
|Electrical Resistivity: 1000ºC||1x106 Ω. cm|
Selead is a company of glass, plastic and other packaging products with integrated capacity of design, processing, production, and innovation. On top of this, Selead readies ourselves to work closely with our customers, both home and abroad, and to provide tailor-made packaging solutions. Selead's featured packaging products include: Glass Beverage Bottles, Glass Jars, Glass Spice Bottles, Cosmetic Bottles, Glass Table ware, Glass Liquor Bottles, Glass Household Art ware, Platic bottle, Water bottles, other packaging products, etc…
Why Choose Us?
Q:Can I get free samples?
A:Yes. We would like to send several samples for your reference if you could afford freight.
Q:What surface handling could you support?
A:We could supply screen printing, spraying, hot stamping, frost, label printing etc.
Q:Do you accept customized order?
A:YES. We can arrange openning the mould according to customers' requirement.
Q:What is the normal lead time?
A:For stock products, we will send goods to you within 5-10 days after receiving your payment. For mass production, lead time is around 35 days, and longer if surface handling is required.
Q:What is your selection of shipping method?
A:For small trial order, internation express, just as UPS, FedEx, TNT, EMS, DHL is suitable. For large order, we can arrange shipment by sea or air according to your requirement.
Q:How do you control the quality?
A:We do 3 tims leakage test before packing, also we ahve our QC to control it.
Q:If any defective bottle, how do you deal with?
A:We have 1:1 replacement for the defective bottle.
Q:Which trade terms do you prefer?
A:We can accept FOB, C&F, CIF, etc.
Q:What is your Payment term?
A:T/T, Trade Assurance, Western Uinon, Paypal, etc.