Watson-Marlow MR-Series - Manual (Page 31)

Revision 1.4 / August 2013 Visit our website at www.masosine.com 31
SHAFT SLEEVES
316 SS
Stainless
Steel
Silver
High Temperature
Low Cost
Abrasives
300° F
150 psi
Hard
Coated
Ceramic Oxide
Coated Stainless
Black
Abrasives
High Pressure
Higher Cost
300° F
150 psi
NOTE: The dynamic radial o-ring seal assembly requires the hard coated shaft sleeve.
LIP SEALS & O-RINGS
Buna Elastomer Black
Abrasives
Low Cost
High Temperature
200° F
150 psi
Viton Elastomer Brown
High Temperature
Chemical Resistance
Severe Abrasives
Higher Cost
300° F
150 psi
EPDM Elastomer Black Chemical Resistance Higher Cost
300° F
150 psi
NOTE: EPDM material is not available for the dynamic radial or dynamic face o-rings.