QH кварцевое стекло трубчатая лампа для нагревателя и кварцевое стекло трубчатого нагревателя и кварцевое стекло трубчатый нагреватель

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Product Overview

Description


Product Paramenters
Type
Clear Quartz tube
Coefficient of Thermal Expansion
5.5x10 -7 cm/cm·°C (20°C-320°C)
Application
Optical, chemical, lighting
Thermal Conductivity
1.4 W/m·°C
Shape
Circular Shape
Specific Heat
670 J/kg·°C
Place of Origin
guangdong, China
Softening Point
1750°C
Brand Name
QH
Annealing Point
1215°C
Model Number
JGS1 JGS2 JGS3
Strain Point
1120 °C
Product name
Good quality quartz glass products
Electrical Resistivity
7x107 ohm cm (350°C)
Material
Quartz
Dielectric Properties
(20°C and 1 MHz)
Technology
Polishing, printing, chamfering.
Constant
3.75
Size
Customised
Strength
5x107 V/m
MOQ
10pcs
Permeability Constants(700°C)
(cm3 mm/cm2 sec cm of Hg)
Color
Clear Transparent
Index of Refraction
1.4585
Brand
QH
Constringence (Nu)
67.56
Working temperature
1100 Degrees Celsius
Loss Factor 
Less than 4x10-4
Package
Carton
Dissipation Factor
Less than 1x10-4
Delivery time
7 days after receiving the advance payment
Product keywords4
Clear Quartz pipe
Company Profile
Product packaging
Exhibition
FAQ
Q1. Can I have a sample order for quartz products?
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q2. What about the lead time?
A:Sample needs 3-5 days, mass production time needs 1-2 weeks for order quantity more than
Q3. Do you have any MOQ limit for Quartz product order?
A: Low MOQ, 1pc for sample checking is available
Q4. How do you ship the goods and how long does it take to arrive?
A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.
Q5. How to proceed an order for Quartz Products?
A: Firstly let us know your requirements or application.
Secondly We quote according to your requirements or our suggestions.
Thirdly customer confirms the samples and places deposit for formal order.
Fourthly We arrange the production.
Q6. Is it OK to print my logo on Quartzproduct?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Our Advantages
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to
quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:
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