Nordson 25B - Page 99

Instruction Sheet
Part 108044G
E 2003 Nordson Corporation
P/N 108044G
Pump Packing and Solvent Chamber Fluid Guide
This guide covers the following:
S Packing and Solvent Chamber Fluid Compatibility
S Packing Material and Application
S Solvent Chamber Fluid Composition and Application
S Solvent Chamber Fluid Parts List
S Type Q Concentrate Mixing Instructions
Packing and Solvent Chamber Fluid Compatibility
MATERIAL
TYPE
SOLVENT
FAMILY
ABRASIVE
QUALITY
PACKING
TYPE
SOLVENT
FLUID
Waterborne
Water
Mild
D T, Q
Medium
G T, Q
High
U T, Q
Alcohols
Mild
D T, Q
Medium
G T, Q
High
U T, Q
Solventborne
Ketones
(e.g., acetone, MEK, MAK,
etc.)
Mild
F K, S
Medium
F K, S
High
U K, S
Aromatic Hydrocarbons
(e.g., xylene, toluene, etc.)
Mild
F K, S
Medium
F K, S
High
F, U
(1)
K, S
Alcohols
Mild
D K, Q
Medium
G T, Q
High
U K, Q
Aliphatic Petroleum Naphthas
Mild
D K, S
Medium
D K, S
High
G T, Q
Chlorinated Solvents
Mild
F K, S
Medium
F K, S
High
F K, S
Note 1: Type U packings may swell slightly when exposed to aromatic hydrocarbon solvents.