We will create CAD drawings or solutions within 2 hours based on your description, application scenarios, and in combination with the product.
Accept customize according to different diameter, thickness, length, or sending your drawing.
Our designers have up to 15 years of work experience and are capable of formulating the correct solutions based solely on your usage scenarios.
Please feel free to communicate with us to ensure that your needs are addressed!
Specification:
Based on drawings or require customization.
Material
More than 99.99% SiO2
Customized Service
Ends closing, sand blasting, polishing, bending, cutting, pinching, burning mouth, and so on.
Density g/cm³
2.2
Maximum Operating Temperature
1120℃
Tolerance Control
min: ±0.01mm (Adjust according to the actual situation)
* For properties not mentioned in the table, please consult customer service
Company Profile
Physical Properties
Thermal Properties
Coefficient of Expansion (20℃ - 350℃)
5.5 × 10-7 / ℃
Thermal Conductivity (W/m·℃, 20℃)
1.4
Specific Heat (J/kg, 20℃)
670
Softening Point (viscosity)
1730℃
Annealing Point
1215℃
Deformation Temperature (long time heat retaining)
1120℃
Electrical Properties
Electrical Resistivity (350℃, ohm-cm)
7 × 107
Insulating Strength (20℃, KV/cm)
250 - 400
Dielectric Constant
3.7
Corrosion Amount
H2SO4 (Density 1.84, 2h, 20℃, g/cm²)
1.4 × 10-8
HNO3 (Density 1.4, 2h, 20℃, g/cm²)
5 × 10-8
HCl (Density 1.19, 2h, 20℃, g/cm²)
15 × 10-8
NaOH (1%, 2h, 110℃, g/cm²)
166 × 10-6
KOH (1%, 2h, 98℃, g/cm²)
68 × 10-6
Mechanical Properties
Density (g/cm³)
2.2
Compression Strength (N/mm²)
1100
Bending Strength (N/mm²)
67
Tension Strength (N/mm²)
48
Micro Hardness (N/mm²)
8600 - 9800
Moh's Hardness
5.5 - 6.5
* For properties not mentioned in the table, please consult customer service
Frequently Asked Questions
Q1. Can I have a sample order?
Yes, we welcome sample orders to test and check quality. Mixed samples are also acceptable.
Q2. What about the delivery time?
Standard orders are delivered within 15 days after receiving your formal deposit.
Q3. Do you have any MOQ limit?
Low MOQ is available. Even 1pc for sample checking is fully supported.
Q4. How to proceed an order in your factory?
Firstly, let us know your requirements or application scenarios. Secondly, we quote according to your requirements or our suggestions. Thirdly, the customer confirms the samples and places a deposit for the formal order. Fourthly, we arrange mass production promptly.
Q5. How do you ship the goods and how long does it take to arrive?
DHL, UPS, FedEx, or TNT are optional for small orders, which usually take 3-5 days to arrive. Airline and sea shipping solutions are also available for larger quantities.