We are a professional manufacturer specializing in quartz products with more than 10 years of production experience and our own independent factory. We are equipped with complete thermal processing and cold processing production lines, advanced processing equipment, and a professional technical team, which enable us to ensure stable product quality, high precision and efficient delivery.
We support customized design and processing according to drawings, samples and specific application requirements. We also provide free samples for testing and verification to help customers confirm product performance before mass orders.

| Brand | Shengfan Quartz |
| SiO2 Content | 99.99% |
| Quartz name | Quartz glass Capillary |
| Density | 2.2 (g/cm³) |
| Hardness (Mohs Scale) | 6.6 |
| Melting Point | 1732℃ |
| Working Temperature | 1100℃ |
| Annealing Point | 1180℃ |
| Softening Point | 1630℃ |


Lianyungang Shengfan Quartz Product Factory is a professional manufacturer specializing 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, China, 70 km from Lianyungang port with convenient transportation. Covering 5000 square meters with over 80 employees and annual sales exceeding USD 10 million. Operating with the philosophy of Technology Orientation, Quality First, Integrity and Responsibility, Sustainable Operation.
We adhere to integrity in business, offer experienced service, reasonable pricing, quality assurance, and provide excellent after-sales service. We sincerely welcome customers to negotiate.