Factory High Purity Fused Quartz Glass Tube For Furnaces
Product Specifications
| Brand | shengfanquartz |
| SIO2 Content | 99.99% |
| Density | 2.2 g/cm³ |
| Hardness (Moh's Scale) | 6.6 |
| Melting Point | 1732℃ |
| Working Temperature | 1100℃ |
| Annealing Point | 1180℃ |
| Softening Point | 1630℃ |
Quality Certifications
ISO9001
CE
RoHS
MSDS
Gold Supplier
Our comprehensive certification ensures stable product quality and reliable supply capacity for global customers.
Industrial Applications
- Semiconductor industry: high-temperature diffusion, oxidation and annealing furnace tubes
- Photovoltaic & solar energy: monocrystalline/polycrystalline silicon growth furnaces
- Optical fiber industry: optical fiber preform sintering and drawing furnaces
- High-temperature industrial heating: industrial furnaces, infrared heating components
- Chemical industry: reaction tubes for strong corrosion and high-purity environments
- Laboratory & scientific instruments: high-temperature test equipment, spectrometers
- Electric light source industry: high-power UV lamps and special light tubes
Manufacturing Capabilities
As a professional manufacturer with dedicated quartz tube production lines, we operate 2 tube drawing furnaces and 3 forming tube machines supported by complete fire processing lines.
Production Capacity
Monthly capacity for large-size quartz tubes: 50–100 pieces with dimensional precision reaching ±0.5 mm.
Customization Services
We support custom processing for various quartz instruments including quartz furnace tubes, negative pressure tubes, quartz reactors, and other high-temperature quartz components.
Packaging & Shipping
Company Profile
Lianyungang Shengfan Quartz Product Factory specializes in research and development of quartz plates, quartz tubes, quartz flanges, quartz rings, cuvettes and quartz instruments. Located in China Crystal Capital - Donghai City, Jiangsu Province, just 70 km from Lianyungang port for convenient transportation.
Covering 5,000 square meters with over 80 employees, we achieve annual sales exceeding USD 10 million. Our philosophy of Technology Orientation, Quality First, Integrity and Responsibility, and Sustainable Operation drives us to establish an international enterprise with standard and sustainable operation capability.
Our Services & Strengths
We adhere to business integrity, extensive experience, reasonable pricing, quality assurance, and excellent after-sales service. We sincerely welcome customers to negotiate and collaborate.
Frequently Asked Questions
Can I place a sample order?
Yes, we welcome sample orders to test and check quality.
What is the delivery time?
Within 15 days after receiving deposit.
Do you have any MOQ limit?
Low MOQ, 1 piece for sample checking is available.
How to proceed with an order?
1. Share your requirements or application. 2. We provide quotation. 3. Customer confirms samples and places deposit. 4. We arrange production.
How do you ship goods and delivery time?
DHL, UPS, FedEx or TNT for small orders (3-5 days delivery). Airline and sea shipping also available.