99.99% Purity High Temperature Resistant Custom Size Quartz Tube Fused Silica Tube for Lab Furnace

• Purity: SiO₂ content exceeds 99.9%, with transparent quartz glass reaching above 99.95%
• Temperature Performance: Softening point at 1730°C, long-term use at 1150°C, short-term maximum up to 1450°C
• Chemical Resistance: Excellent acid resistance except for hydrofluoric acid and thermal phosphoric acid above 300°C

• SiO₂ > 99.99% high purity quartz tube
• Operating Temperature: 1250°C | Softening Temperature: 1730°C
• Excellent visual and chemical performance
• No surface coating or contaminants
• Health care and environmental protection compliant
• Custom dimensions available
• CE, RoHS, SGS approved

• Low thermal conductivity
• Small expansion coefficient
• High temperature resistance
• Excellent thermal stability
• Cost-effective compared to other quartz glass

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.

The company is located in China Crystal Capital - Donghai City, Jiangsu Province, China, 70 km from Lianyungang port with convenient transportation.

Covering an area of 1000 square meters, we employ over 30 staff members with annual sales exceeding USD 5.2 million.

With the philosophy of Technology Orientation, Quality First, Integrity and Responsibility, Sustainable Operation, the company is dedicated to establishing an international enterprise with standard and sustainable operation capabilities.