Product Name: Polishing Clear Silica Quartz Glass Boat for Melting Supplier Model NO.: quartz boat Material: Quartz Shape: Boat Type: Heat-Resistant Material Feature: Long Time Materials Refractoriness (?): 1580< Refractoriness< 1770 Color: Clear Dimensions: According to Your Drawing Trademark: HB Transport Package: Standard Export Package Specification: can be customized Origin: China HS Code: 7002209000 Product Description Polishing Clear Silica Quartz Glass Boat for Melting SupplierProduct Description 1.Temperature :softening point temperature of about 1730 degrees Celsius ,1100 degrees Celsius in a long time use ,short-term maximum temperature up to 1450 degrees Celsius ;2.Anti-corrosion :In addition to hydrofluoric acid ,is an almost non-acid and other substances a chemical reaction ,especially in the high temperature chemical stability is in any other engineering materials can not be compared;3.Thermal stability :The thermal expansion coefficient of quartz galss ,is extremely small ,able to withsand drastic temperature changes;4.Transmittance good performance :quartz glass in the entire ultraviolet to infrared spectral bands have a good light transmission properties, visible light transmittance of 93% or more ,especially in the ultraviolet spectral region ,the largest up to 80% or more transmittance.We can make products according to the requirements of our customers.Package: Package:Synthetic wooden case padded with foams.We also received OEM service; the package can be designed according to your requirementsShipping:By vessel or by train from any Chinese port, Samples can be delivered by International expressOur Service 1, OEM service2, produce per customers' request such as design & package & printing logo3, special package for fragile products to make sure no broken in transportation4, The Trade Assurance Service is ready for you and our guarantee account is USD40000.5, 8 years golden supplier.6, 0% compain feedback.7, 100% good reputation.Company information HIGHBORNis one of the leading high quality quartz glass and precise ceramics manufacturer and supplier in China.HIGHBORNhas always been a defining force in the sale and fabrication of quartz glass within the semi-conductor, chemical, solar Energy and precise ceramics within semi-conductor , solar energy, textile, electronic, and laser industries.Not only have we mastered the fabrication technology, our strength has always been based around listening to and understanding our customer's requirements and expectations.Continuous improvement in all areas of our business is key to our grouth. What is equally important to us is maintaining in business, our inherent family values of trust, faimess and respect to our employees, suppliers and customers.FAQ 1. Q: How can I get some samples?A: If have sample in stock, we can offer it free. However, you need to afford the freight charge. If it is need to be customized, we will charge you some fees without profit.2. Q:How can I place the order to you?A:You can contact us by TradeManage and send the inquiry through Alibaba.Also place the order on line3. Q:How can I pay for you?A:T/T, L/C, West Union and credit card payment.4.Q:Can you offer door to door service?A:We have much experience in door to door service and price is competitive.5.Q:Which certificates do you provide?A:ISO, RoHS and CE certificates