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Profile : Neck Seals


Spareage : R81
R81 Assembly
 
Details :
Neck seals primary shaft seal for oil film bearing used in back-up rolls or rolling mills (cold and hot). Seals oil inside and water outside by fixing the inner surface to the shaft (roll) and sliding two sealing lips having wiper type profile compare to straight lips like R80 profile.
MATERIAL
Nitrile Rubber
OPERATING CONDITIONS
Temperature Range : NBR : -30° C to + 100° C
Pressure : NA
Speed : 25.0 m/s
SURFACE ROUGHNESS
The surface roughness of the housing bore shall be between Ra 1.6µm to Ra 3.2µm.
The seal contact surface of shaft shall be surface roughness between Ra 0.2µm to Ra 0.5µm.
COMPATIBILITY
coolant, oil flims
APPLICATION
  • Steel Mill.

Manufactured by: Max Spare Limited
Product ID: 156i
 

Part No. :
ID : -
OD : -
Thk :
Mould No. :

Part No.IDODTHKMaterialQtyActionsMould No.
R811670801167.00214.0042NBR     SJ-983
R812380801238.00294.0047NBR     SN-249
R812730802273.77338.5050.80NBR     SR-429
R813060902306.00402.6055NBR     SS-2222
R817840901784.35924.3595.25NBR     SS-1316
R818410801841.00987.0095.25NBR     SS-989
R818931001893.001052.0094.00NBR     SS-2786
R819581002958.001126.0095.50NBR     SS-1165
R819601001960.001120.0095.00NBR/FABRIC     SS-385




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