BNA WA is a two-piece piston seal consisting of NBR / cotton fabric, vulcanized together with NBR rubber, an L-shaped pom guide ring, without a pom locking ring (KR
Mining equipment , mobile hydraulics , presses and standard cylinders.
Easy assembly with a piston in one piece. The design of the open groove provides an advantage for easy mounting. If'm assembly tools are used the mounting area should not have any sharp edges. Before mounting the BNA WA should be lubricated with oil system
|MATERIAL: POM / COTTON FABRIC NBR 80 SH|
|MEDIA||Mineral oils(DIN 51524)||HFA and HFB||HFC|
|TEMPERATURE||-30°C +105°C||+5°C +60°C||-30°C +60°C|
|PRESSURE||≤500 Bar||≤500 Bar||≤500 Bar|
|SPEED||≤0.5 m/sn||≤0.5 m/sn||≤0.5 m/sn|
Note: The above data are maximum values and cannot be used at the same time.
|Sliding Surface ØD-Ød||≤0.4 μm||≤3.2 μm|
|Groove Base ØDb-Ødp||≤1.8 μm||≤6.3 μm|
|Groove Flanks B||≤3.2 μm||≤16 μm|
Note: It is recommended to have 50% to 90% of the working surface material contact area value.
CB = Custom build (price on request)
* = Stock item
Stock = 0 (and not a Stock* or CB product) -> minimum item value € 10.00