It is formed by molding flexible graphite tape or flexible graphite braided packing, metal materials can also be put in, they are often used together. It is mainly used for sealing of valves, pumps and expansion joints which are used in oil industry, chemical industry, thermoelectric station, nuclear, etc.
| Fans (Dry running) | Agitators | Valves |
| Pressure | 10Bar | 50Bar | 800 Bar |
| Shaft speed | 10m /s | 5m /s | 2m /s |
| Density | 1.2~1.75g/cm 3 (Normal: 1.6g/cm 3 ) |
| Temperature | -220~+550°C (+2800°C in non-oxidizing environment) |
| PH range | 0~14 |
Hysealing is a brand under the Qingdao Hydrmach Co., Ltd. Hysealing is mainly producing and exporting metal gaskets, gland packings, gasket sheets, PTFE tape and sheet. And also supply the customers asbestos fiber, glass fiber, ceramic fiber products etc...
With our good quality, best price and service. Our company established firm business relationship with our clients who are from Japan, South Korea, Brazil, USA, United Kingdom, Germany, Italy, India, Middle-East countries and regions. We have found favor in eyes of customers in power, petrol, metallurgical, chemical, building materials, mechanical, space flight and other trades and overseas market.
