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Месяц | Минимальная цена | Макс. стоимость |
---|---|---|
Sep-17-2025 | 476.77 $* | 500.96 $* |
Aug-17-2025 | 472.32 $* | 496.85 $* |
Jul-17-2025 | 396.91 $* | 416.91 $* |
Jun-17-2025 | 464.93 $* | 487.1 $* |
May-17-2025 | 404.38 $* | 424.8 $* |
Apr-17-2025 | 456.90 $* | 479.54 $* |
Mar-17-2025 | 452.5 $* | 475.99 $* |
Feb-17-2025 | 448.71 $* | 470.67 $* |
Jan-17-2025 | 444.26 $* | 466.33 $* |
Lianyungang Ruiao Quartz Product Co.,ltd , is one of the leading high quality glass manufacturer and supplier in China ,have we mastered the fabrication technology.
Our strength has always been based around listening to and understanding our customer's requirement and expectations.
We have strict quality control systerm to ensure that all the products can meet customers requirements. Our products have been sold to about 100 countries .
Welcome to contact with us ,our company is located in Donghai county in Jiangsu province, with high ways,rail ways and civil aviation and maritime networks .the transportation is extremely convenient .
Quartz property parameters:
Mechanical Property | Reference Value | Mechanical Property | Reference Value | |
Density | 2.203g/cm | Refractive Index | 1.45845 | |
Compressive Strength | >1100Mpa | Coefficient of thermal expansion | 5.5×10/°C | |
Bending Strength | 67Mpa | Hot work temperature | 1750~2050°C | |
Tensile Strength | 48.3Mpa | The temperature for a short time | 1300°C | |
Poisson's Ratio | 0.14~0.17 | The temperature for a long time | 1100°C | |
Elastic Modulus | 71700Mpa | Resistivity | 7×107Ω.cm | |
Shearing Modulus | 31000Mpa | Dielectric Strength | 250~400Kv/cm | |
Moths Hardness | 5.3~6.5(Moths Scale) | Dielectric Strength | 3.7~3.9 | |
Deformation Point | 1280°C | Dielectric absorption coefficient | <4×104 | |
Specific Heat(20~350°C) | 670J/Kg°C | Dielectric loss coefficient | <1×104 | |
Thermal Conductivity(20°C) | T1.4W/m°C | Typical Mechanical Property of Fused Quartz |
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
A:Sample needs 3-5 days, mass production time needs 1-2 weeks for order quantity more than
A: Low MOQ, 1pc for sample checking is available
A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.
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.
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
A: Yes, we offer 2-5 years warranty to our products.
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 lights 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.
Efficiency:
Your enquiry will be replied within 24hours for quotation and specifications.
Fast Delivery :
Our capability and material stocks will make sure fast delivery on your demands.
Customization :
We provide OEM services based on customer's design and drawings.
Quality and Price :
We will offer you high quality product with the most competitive price.
Quality Guarantee:
Same quality for sample and product.
After-sales Services:
Tracking service for feedback of our products, we will be responsible for any quality problem.
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