
Tungsten Capillary Tube
Tungsten capillary tube is a small-diameter tubular component made from high-purity tungsten powder through precision powder metallurgy technology and plastic processing technology. Due to its unique high melting point, low thermal expansion coefficient, and excellent high-temperature strength, tungsten capillaries play a key role in fields such as aerospace, nuclear industry, medical equipment, and high-end scientific research instruments.
As a professional tungsten capillary manufacturer in China, we are committed to providing global customers with precision tungsten products that meet international standards.
Description
Product advantages
In addition to its conventional applications in high-temperature furnaces and vacuum equipment, our tungsten capillary tubes demonstrate outstanding performance in the following emerging fields:
- Medical intervention equipment: As a key component of minimally invasive surgical instruments, it provides excellent rigid transmission and precise positioning
- Semiconductor process: acting as a special gas transport pipeline in wafer processing to ensure the purity of process gases
- Analytical instrument: used as an electron microscope sample holder and spectrometer injection system to ensure detection accuracy
Performance comparison advantage
Compared with ordinary tungsten products, our 99.95% high-purity tungsten capillary has significant advantages:
- The grain structure is denser, and the creep resistance can be increased by 40%
- Surface smoothness of Ra0.4 or below, avoiding the attachment of pollutants
- The dimensional accuracy is controlled within ± 0.01mm to ensure assembly consistency




- Service guarantee system
1. Professional technical support
- We provide comprehensive pre-sales and after-sales services:
- Pre sales engineers provide product selection guidance
- Professional technical team provides application solution design
- Respond to customer technical inquiries within 24 hours
2. Improve after-sales support
- Provide a 12-month product quality assurance period
- Establish a customer exclusive product profile
- Regularly conduct customer usage follow-up visits
3. Quality certification system
- Passed ISO9001 quality management system certification
- Provide complete testing reports for each batch of products
- Establish a comprehensive product traceability system
Reasons for choosing us
1. Technological research and development advantages
- Having a provincial-level research center for refractory metal materials
- Obtained over 10 relevant patent technology certifications
- Establishing industry university research cooperation with multiple universities
2. Production and manufacturing capability
- Introducing German precision drawing equipment
- Realize full process digital quality control
- Annual production of precision tungsten capillary tubes exceeding one million meters
Shaanxi Zhonghengwei Innovative Materials Co., Ltd. has become a reliable partner for many high-end manufacturing enterprises worldwide, thanks to its profound technical accumulation in the field of refractory metals and strict quality management system. We sincerely invite customers from all walks of life to come and discuss cooperation, and jointly promote the innovative application of precision tungsten products.
Email: zhwctanbc103@163.com
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