Industrial shaft seals

gab.ru Берг АБ bergab@ya.ru Тел. (495)-228-06-21,
Industrial
факс
shaft seals
(495) 22
Suitability
Sealing conditions Pressure Operating conditions Media
differential
Tight fit
Rough surface
Thermal expansion
Split housing bore
Ease of installation
Housing bore/
outside diameter
Sealing lip/
counterface
Sliding speeds
< 14 m/s (< 2 756 ft/min)
Sliding speeds
> 14 m/s (> 2 756 ft/min)
Temperatures
< 100ºC (< 212°F)
Temperatures
> 100ºC (> 212°F)
Runout
Coaxiality deviation
Grease
Oil
Moderate particulate
contamination
Heavy particulate
contamination
Aggressive media
+++ +++ +++ +++ ++ ++ + + – + V + + +++ +++ +++ +++ ++
HMSA10 (V)
++ ++ ++ ++ + ++ + + – + V + + ++ +++ ++ + ++
HMSA7 (V)
+++ + – – – + ++ +++ ++ + + V + + ++ +++ + + ++
CRWH
(V)
+++ + – – – + ++ +++ ++ + + V + + ++ +++ ++ + ++
CRWHA
(V)
++ + – – – + ++ +++ ++ + + V + + ++ +++ + + ++
(V)
+++ – – – – + + – + – + V + + + ++ + + ++
CRSH
(V)
+++ – – – – + + – + – + V + + + ++ ++ + ++
CRSHA
(V)
++ – – – + ++ +++ +++ +++ +++ +++ + + +++ +++ – +++ +++
++ – – – + ++ +++ +++ +++ +++ +++ + + +++ +++ RD11 +++ +++
RD71
++ ++ ++ – – ++ +++ +++ +++ +++ +++ + + +++ +++ – +++ +++
1) 1) 1)
1) together with a separate static seal
gab.ru Берг АБ bergab@ya.ru Тел. (495)-228-06-21, факс (495) 99 22