China Electronic Substrate High Purity Fused Quartz

1. CHEMICAL SPECIFICATIONS
Specified values in oxyde (atomic absorption spectroscopy measurement)

Al203Fe2O3TiO2ZrO2Cr203MnOMgOCuOBaOSiO228 ppm min33 ppm max15 ppm max5 ppm max4 ppm max3 ppm max20 ppm max3 ppm max5 ppm max99,95% min160ppm maxK20CaONa2050 ppm max50 ppm max50 ppm maxSpecified values in element (atomic absorption spectroscopy measurement)AlFeTiZrCrMnMgCu Ba15 ppm min15 ppm max9 ppm max2 ppm max2 ppm max2 ppm max5 ppm max2 ppm max 2 ppm max60 ppm maxKCaNa20 ppm max15 ppm max20 ppm maxSpecified values in element (glow discharge mass spectrometry measurement)BP1 ppm max1 ppm max

2. PHYSICAL SPECIFICATIONS

MagneticsCristallinityMoistureDensity10 ppm max0,5% max0,05% max2,17 g.cm-3 min

3. APPEARANCE SPECIFICATIONS
A: Any unfused parts is forbidden
B: Foreign material, such as string, plastic line, carbon or wooden material, metal or other outside contaminants
are forbidden
C: All color dots is forbidden except conditional black dots
D: Black dot with diameter larger than 2mm is not acceptable
E: Total black dots quantity should be less than 10 when opening the big bag equal or less than 10 dots per
square meters
4.Fused Silica Application
Refractory, ceramic, investment casting, foundry, epoxy molding compound, fusion bounding epoxy powder coating
Package & Shiping
We offer best transportation solutions:

* For small quantities, you can choose DHL or FedEx. It is safe and fast. We have a good rate withthem. Please
contact us for rates.
* Ocean Shipment is economical for big quantity.
* We can also help Custom clearance at destination port and deliver goods to your warehouse or office. And the
cost is extra.

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.
Q7: How to deal with the faulty?
A: Firstly, Our products are produced in strict quality control system and the defective rate will be less
than 0.2%.
Secondly, during the guarantee period, we will send new product with new order for small quantity. For
defective batch products, we will repair them and resend them to you or we can discuss the solution i
ncluding re-call according to real situation.