Sonkit (Shanghai) Industry Technology Co., Ltd.

Sonkit Industry Technology Co., Ltd., founded in 2010, is a leading privately-owned company specializing in the development and manufacture of high-performance metallic seals. Since 2012, we have focused on producing top-quality metal seal rings to meet the rigorous demands of various industries. In 2018, we further enhanced our capabilities by customizing advanced heat-treating equipment to ensure superior heat treatment quality control.

Located in Shanghai, China, our state-of-the-art facility is equipped to research, develop, customize, and manufacture metal seal products designed for critical environments subjected to extreme temperatures, pressures, and corrosive media. Our products find applications in numerous industries, including flow meters, defense and military, nuclear power, mold manufacturing, chemical fiber production, semiconductor and vacuum pumps, aircraft engines, and pressure pipelines.

Sonkit offers a comprehensive range of metal seals, including:

Metal O-Ring Seals

Metal C-Ring Seals

Blade Metal C-Ring Seal (Helicoflex Delta)

Metal V-Ring Seals

Metal U-Ring Seals

Metal E-Ring Seals (also known as W-Rings)

Metal Comma-Ring Seals

Why Choose Sonkit?

Expert Team: Our experienced research and technical support team ensures innovative solutions and high-quality products.

Reliable Processes: We maintain stable and reliable electroplating and heating processes, ensuring product consistency and reliability.

Quality Control: Our in-house test labs are equipped with advanced testing equipment to guarantee the highest quality standards.

Quick Response: We pride ourselves on our quick response times and excellent customer service.

Collaborative Partnerships: We work closely with renowned universities and research institutes, and have extensive experience collaborating with top 500 enterprises worldwide.

Short Lead Time: We offer an average lead time of just 4 weeks, ensuring timely delivery for your projects.

Competitive Pricing: Our pricing is competitive, providing excellent value without compromising on quality.

For product inquiries and customized sealing solutions, please contact Sonkit sales

Enhance your operations with Sonkit's reliable and high-performance sealing solutions.