It is composite products of synthetic rubber and chemical fiber,
which have been used by Japanese domestic gas meter manufacturers since the 1960s. Also, the products have been adopted by major international gas meter manufacturers who are in Europe, the Middle East and Asia and had a good reputation in terms of the assured accuracy and durability required of measuring diaphrams for gas meters.
Characteristics
- Adopted by major gas meter manufactures in Japan.
- Reached 300 million total sales worldwide in 2018.
- Almost no market complains in over 30 years
- Comply with EN549 (only some materials)
