Custom Glass to Metal Seal Manufacturer from China

At Sinopride, we specialize in crafting advanced sealing glass powder and glass-to-metal seals providing superior sealing solutions for a diverse range of applications such as electronics, aerospace, automotive, or other industries. Equipped to deliver sealing solutions that protect and enhance the integrity of your critical components, choose Sinopride for a partnership that brings both technical excellence and a deep understanding of your sealing needs.

Who We Are

We are one of the two premier glass to metal seal manufacturers in China specializing in the research and production of high-quality sealing glass powder and related products and solutions. Our goal is to protect critical components from moisture, dust, thermal variations, and shocks for optimal performance and longevity in demanding applications. Choose us for our shared commitment to delivering products that embody precision, durability, and unparalleled quality.
Patents Granted
Annual Production in Tonnes
Members of R&D Team
Members of QC Team
Years of Experience

How Can You Benefit from GTMS?

Create hermetic seals and protect sensitive electronic and electrical components from environmental factors like moisture, air, dust, and chemical contaminants.
Thermal and
Electrical Insulation
Our glass-to-metal seals provide excellent thermal and electrical insulation. This makes them ideal for use in electrical feedthroughs, where they prevent the transfer of heat and electricity between different sections of a device, thus ensuring safety and efficiency.
Durability and
Our materials are chosen for their ability to withstand harsh environmental conditions, including high temperatures, pressure variations, and corrosive environments. Their durability ensures the longevity of the components or devices they are used in, reducing the need for frequent replacements and maintenance.

Why Choose Us

R&D Powerhouse
2 R&D centers in Shenzhen and Ganzhou
Our dedicated team comprises 11 highly skilled R&D specialists, including 2 doctorates and 2 masters' degree holders, driving forward our innovative efforts.
39 patents granted on sealing glass & glass to metal seals
Quality Control
Accredited with IATF16949 and ISO9001, meeting international quality standards.
Standardised production for each process
Pre-shipping inspection and testing procedures to ensure consistent quality across all products
Production Capacity
Factory spanning 10,000 square meters, staffed by more than 110 skilled production line workers
Equipped with 7 specialized metal-glass sealing lines, 2 dedicated glass powder lines, and a high-tech electroplating line
Featuring proprietary automated production equipment, capable of producing 1,500 kg of sealed glass powder daily
Dr. Emily Chen
Lead R&D Engineer
Sinopride's sealing glass products consistently exceed our expectations in quality and accuracy. Their glass-to-metal seals have been integral in our latest projects, offering unparalleled performance.
Carlos Ramirez
Senior Product Manager
Reliability in automotive components is non-negotiable. We've found Sinopride's sealing solutions to withstand the toughest conditions, maintaining integrity under extreme temperatures and vibrations. Their dedication to durability has made them an indispensable partner in our product development.
Sarah Johnson
HVAC Systems Coordinator
What sets Sinopride apart is their exceptional service and willingness to tailor solutions to our specific needs. Their team's expertise in glass-to-metal seals has significantly enhanced our HVAC systems' efficiency, demonstrating both innovation and customer-focused approach.
Your Guide to Sealing Glass and Glass to Metal Seals
01. What is a Glass to Metal Seal?

A glass to metal seal is a critical component used in various industries to create a hermetic seal between glass and metal parts. This technology ensures airtight sealing, which is essential in environments where preventing gas or liquid leaks is crucial.

02. How are Glass to Metal Seals Manufactured?

Glass to metal seal manufacturers employ specialized processes involving the careful selection of metal and glass materials, ensuring compatibility and thermal expansion rates. The process typically involves melting the glass into a metal component, creating a bond that seals upon cooling.

03. What are the Common Applications of Glass to Metal Seals?

Glass to metal seals are widely used in electronics for hermetic connectors, in aerospace for pressure-tight windows, and in medical devices for implantable components. Their ability to maintain integrity under extreme conditions makes them ideal for these applications.

04. What is Sealing Glass and How is it Used?

Sealing glass is a specific type of glass formulated to bond with metals. It's used in creating glass to metal seals due to its thermal expansion properties, which closely match those of the metal, ensuring a durable and robust seal.

05. What are the Benefits of Hermetic Sealing in Glass to Metal Seals?

Hermetic sealing in glass to metal seals offers numerous benefits, including protection against moisture and contaminants, preservation of vacuum or pressure conditions, and enhanced durability and reliability in harsh environments.

06. Can Glass to Metal Seals Withstand High Temperatures?

Yes, glass to metal seals are designed to withstand high temperatures. The choice of glass and metal materials is crucial to maintain the seal's integrity under thermal stress.

07. How to Choose the Right Glass to Metal Seal Manufacturer?

When selecting a glass to metal seal manufacturer, consider their experience, material quality, customization capabilities, and the industries they serve. Ensure they have a track record of providing reliable and high-quality seals for your specific application needs.

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