8.2
Materials of construction that have the potential of being wetted when the tube or fluid
contacting element fails
Table 6 - Materials of construction that have the potential of being wetted when the tube or fluid contacting element fails
Component
qdos 20
qdos 30
qdos 60
qdos 120
qdos CWT
Pumphead enclosure
30 % GF PPE+PS
PC
PP
316 stainless steel
40 % GF PPS 20 % GF PP
PC
PA6
316 stainless steel
30 % GF PPE+PS
PC
PP
316 stainless steel
40 % GF PPS
Pumphead enclosure
seals
NBR
NBR
NBR
EPDM, NBR
Rotor
PA6
PA6
PA6
303 stainless steel
ReNu window
PC
Bearings
Steel
Clamp ring
-
30 % GF PA
Internal baffle
POM
-
POM
-
Vent body
30 % GF PPE+PS
PP
POM
30 % GF PPE+PS
-
Vent springs
316 stainless steel
316 stainless steel steel
316 stainless steel steel
-
Lubricant
PFPE
PFPE
PFPE
PFPE
m-qdos-allmodels-en-07
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