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2.3 POLYMER DRYER AND ACCESSORIES
The Polymer Drier is an optional item and is
used to dry PET samples before testing to
measure the POTENTIAL IV.
It MUST be used with a high quality vacuum
pump that can achieve a very good vacuum of
better than 0.1mm Hg and Davenport recommend
the BOC Edwards RV rotary vane pump.
The Polymer Drier is supplied with the following
accessories.
1 Sample Phials (p/n 757/14) Quantity 6.
Used to hold PET granules or powder
when drying in the polymer drier.
2 Vacuum Taps and Hose Quantity 6.
This assembly is used to connect the
phials to the polymer drier.
It is also used to isolate the phials from the
vacuum line at the end of the drying time.
3 Hose for Vacuum Pump (p/n 468/27)
Quantity 1
Used to connect the polymer Drier to the
Vacuum Pump.
2.4 VACUUM PUMP
The Vacuum Pump is an optional item and is
used together with the Polymer Drier to dry
PET samples before testing to measure the
POTENTIAL IV.
A high quality vacuum pump that can achieve
a very good vacuum of better than 0.1mm Hg
MUST be used.
AMETEK recommends the BOC Edwards RV
rotary vane pump, which is shown above.
12 PET Plus User Manual
Shown: Polymer Dryer
Shown: Vacuum pump wiith oil mist filter attached.
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