|
Material
|
Material's
Performance in 20% Acetic Acid
|
United
Pump Model UP-396, UP-697, UP-1125
|
Component's
material Resistance to Acetic Acid
20%
|
|
304-SS
|
good
|
n/a
*
|
|
|
Polyproylene
|
good
|
housing,
impeller
|
good
|
|
Teflon
Rulon
|
good
|
bearing
|
good
|
|
Norly
|
good
|
n/a
*
|
|
|
Nitrile
Rubber
|
un-suitable
|
n/a
*
|
|
|
Viton
|
fair
|
o-ring
|
fair
|
|
EPT
Rubber
|
fair
|
n/a
*
|
|
|
Silicone
|
good
|
n/a
*
|
|
|
Ceramics
|
good
|
thrust
joural, shaft
|
good
|
|
Carbon
Graphite
|
good
|
n/a
*
|
|
* n/a not
applicable--this component not found in these
models
This series of United
Pump chemical pumps is suitable for Acetic Acid of up to
20%
The chemical
resistance table is used to come up with suitable material,
not for guaranteeing the quality of the material
used.
|