Single Source Isolation Technologies
Square Tray Dryer-FIlTer ISolaTor
The Walker Barrier Systems Square Design Advantages: Options:
Tray Dryer-Filter Isolator is designed to
■ Fully welded 7 gauge 316L ■ PLC based control systems with
give total operator and environmental
stainless steel construction, with automated valves.
protection during potent API slurry
5/8 inch corner radiuses, and ■ Full validation services available
filtration, drying and product
laminated safety glass. including IQ/OQ protocols.
transfer between the dryer and the
■ Operating in negative pressure ■ Integration of a Mill (various
mode with HEPA filtered types available).
turbulent airflow. ■ Wash liquid collection tank.
Process Description: ■ The HEPA filters are “push-push” ■ Multiple size Tray Dryers available.
type with safe change ability. ■ Discharge into vessels via
From the API slurry created within the
■ PLC with password protection to SBV technology.
remote reactor, the unit is designed
automatically maintain the constant
to filter crystals from the API liquid Our Sales and Engineering staff
pressure in the Isolator within high
into wet-cake form. The cake is then will work closely with you to design
and low set points, with audible
placed on trays and dried in the the optimum system to meet your
and visual alarm back up, and full
integrated Tray Dryer. Once dried, needs. Walker Barrier Systems offers
the powder is then weighed on the complete in-house design, mock-ups,
■ Nitrogen purge system for internal
appropriate integrated balance and engineering, fabrication, installation
placed into bags. The bags of dried and onsite start up services.
Class 1, Div 1, Group C & D.
API are removed from the isolator
■ External explosion-proof , Class
under high containment by placing
1, Div 1, Group C & D.
them into the RTP Beta containers.
■ C-22 Hastelloy Pressure Filter
This fully packaged system is provided mounted in the Isolator base.
with solvent recovery and mother ■ C-22 Hastelloy Vacuum Square
liquor tanks for the filtration process as Tray Dryer mounted in the
well as an integrated vacuum system. back wall of the Isolator for
The tray dryer has heated shelving better viewing & operator
allowing consistent drying as well as a ergonomics.
packaged temperature controlled unit ■ C-22 Hastelloy “Mother Liquor”
for total system control and flexibility. tank mounted beneath the
■ Automatic CIP system and
nitrogen purge system.
■ 316L stainless steel solvent
■ Square Tray Dryer with twice the
capacity of round tray dryers.
Walker Barrier Systems 618 State Street New Lisbon, WI 53950 USA
+1 608 562 7700 www.walkerbarrier.com
A division of Walker Stainless Equipment Company LLC