Industrial grade FFKM seal

FFKM has excellent chemical corrosion resistance and high temperature resistance characteristics, which makes FFKM widely used in various harsh working conditions for chemical applications.

Semiconductor grade FFKM seal

JST semiconductor-grade FFKM compounds are with high purity (low amount of extractables) and very good oxygen and CF4 plasma resistance, which have the third-party testing reports. The excellent FFKM has high resistance to plasma, heat and corrosive chemicals.

FFKM Products:

FFKM O ring

• AS 568A     USA Standard
• JIS B2401   Japan Standard
• METRIC      Metric dimension standard
• GB3452.1   China national standard
• Customized non-standard O-ring

Molded parts

JST can make seals of customized shapes through high-precision mold production.

Customized seals

JST engineering team will cooperate with customers to design, develop and produce special seals based on their specific requirements

Metal bonded parts

Through the special vulcanization process of bonding with stainless steel or other metals, JST manufactures metal and rubber bonded parts, which are suitable for various geometric shapes and metal materials to meet customization requirements.