Sealing Rings
Sealing Rings
Use:
- Hydraulic Applications
- Variable Valve Timing (VVT)
- Pressing machines
- Gearboxes
- Turbochargers
Market
- Automotive manufactures
- Engine manufactures
- Agricultural industry
- Hydraulic systems manufacturers
- Compressed air equipment
- Pressing devices
- Turbochargers manufacturers
PRODUCTION TECHNOLOGy
We produce the piston and sealing rings in range of diameters 25mm - 140mm. Cast iron rings produced using the double turning machine technology and steel rings by coiling steel blank and by thermo-forming called thermofixing.
Material
Grey cast iron - Alloyed cast iron - Ductile cast iron - Steel
Cast iron castings of different material modifications in accordance with valid Czech and foreign Standards and according to the Customers' requests.
The initial materials in the area of piston rings are in accordance with the CS Standard ISO 6621-3, classes 10,20 and 50,60.
Surface treatment
Most often - Phosphate, Nitridation, PVD (CrN, CrAlN, DLC).
Types of Sealing rings (ISO 6621-1) | ||
|---|---|---|
Cross section | ||
Rectangular ring | R |
|
Working surface | ||
Straight faced | R |
|
Edge features | ||
Inside bevel top side | IF |
|
Inside step top side | IW |
|
Inside bevel bottom side | IFU |
|
Inside step bottom side | IWU |
|
Inside edges chamfered | KI |
|
Peripheral edges chamfered | KA |
|
Joint shapes | ||
Standard joint | S |
|
Joint with side notch | NE |
|
Joint with internal notch | NH |
|
Hook joint | SH |
|
Overlapped joint | SU |
|
