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CH518 Double-acting Compact Seals




Product
name
Product
name
Application Material Profile Standard Hardness
Shore A
Pressure - (max) bar Temperature Sliding Speed
(max m/sec)
Dimension Price Pressure
Rating
Rotary
Speed
pH
Range
Dimensions 
CH518 Double-acting Compact Seals NBR
TPE
POM
400 -30°C+105°C ≤0.5 CH518 - DIMENSIONS

CH518 is a five-piece double-acting compact seal which consists of one elastomeric nitrile rubber sealing element, two polyester elastomer back-up rings on both sides to prevent extrusion into the sealing gap and two special profiled guide rings produced from thermoplastic to absorb transverse forces.

PROFILE


 
PRODUCT ADVANTAGES
• Superior radial load bearing capacity
• Economical sealing and guiding solution
• Simple groove design, one-piece piston possible
• Long service life
• Simple snap installation

APPLICATION
Mobile hydraulics, back-hoe loaders, fork-lift trucks, agricultural machinery, standard cylinders.

INSTALLATION
Easily assembled into one-piece pistons because the back-up rings and guide rings are produced in split forms. It is very important that the assembly tools must be of soft material and have no sharp edges. Before installation the sealing element must be oiled with system oil.

NOTES
For special applications that require high temperatures, piston seals are manufactured in FKM and PTFE material.