DBM SIMCO 520 is a three piece double acting compact seal which consists of one fabric reinforced elastomeric sealing element and two thermoplastic guide back-up rings
Mining equipment , iron and steel industry , marine hydraulics and earth moving equipment.
DBM SIMCO 520 profile has been designed to be installed in a closed or open grooves taking the indicated catalogue information into consideration. We recommend having open groove design for dimensions that are smaller than Ø 50mm. 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
NOTE: For special applications that require high temperatures , piston seal is manufactured in FPM and PTFE material.
|PERMISSABLE SEALING GAP Smax (mm)|
|ØD||250 Bar||320 Bar||400 Bar||500 Bar|
|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||≤0.4 μm||≤3.2 μm|
|Groove Base Ød||≤1.6 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