Graco REGULUS 003.175-DP User Information page 9

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Temperature of material 10 °C to 85 °C
Sieve mesh size 1.8
Suction pipe
The diaphragm pump may not be pressurised from the suction side.
- This could destroy important functional components.
Suction device
Agitator
Immersed agitator parts (shaft and propeller) are made of austenitic stainless steel
(1.4305).
The agitator is pneumatically driven, max. allowable input pressure 6 bar. Rotational speeds
can be adjusted using the butterfly valve connected. The user should determine the optimal
rotational speed for the material used.
The agitator propeller is surrounded by an external protection ring
-
Techn. Product Description B.18.10.05-P
MATERIAL PRESSURE SYSTEM
The material pressure system is normally composed of a hose and/or pipeline.
For surface coating, the hose must have the following characteristics:
Electrically conductive, max. permissible resistance 3 x 10
The inside pipeline coating must be resistant to normal solvents, the outer coating resistant
under certain conditions.
For a fixed installation the connections diaphragm pump
material loop pipe or diaphragm pump
must be flexible (avoids fracture caused by vibrational
stresses). The characteristics of the suction pipe are the
same as those for the suction equipment.
Fig. 3
The viscosity of thixotropic materials is reduced when
stirred; this can have the effect that the suction
performance of the diaphragm pump is improved
(amongst others).
The agitator is fixed to the pipe of the suction device. The
clamp (bracket) must be fixed to the vessel rim. This
ensures that the agitator propeller is in the right position
in relation to the vessel wall, the base and the suction
pipe, and that frictional contact is impossible.
Fig. 4
7
pressure tank
4
/m (tested to ISO 8031).
B.6.50.80-B-GB

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