February 2012
Used Roto-Finish Roto-Max RM-2A, 2 CuFt, 2001, Centrifugal Disc Finisher, Exlnt                                                                                       UED

Automatics & Machinery Co Inc
150 Martin St
Longmont CO 80501-5939
Tel: 800-543-7666 Fax: 303-651-6556
sales@automatics.com  www.automatics.com

Roto-Finish Roto-Max RM-2A, 2 CuFt, 2001, Centrifugal Disc Finisher, Exlnt [301775]

Roto-Finish Roto-Max RM-2A, 2 CuFt, 2001, Centrifugal Disc Finisher, Exlnt

General Specifications As Per Brochure

Process Capacity: 2 Cu Ft
Process Bowl Height: 60"
Process Bowl Diameter: 25.5"
Motor: 5HP
Dimensions (approx.): 87.5" x 55" x 108"
Weight (approx.): 5,900 lbs
Equipped with:
Rinse Bar
Solenoid on Separation Screen
Jog and Automatic Unload
Condition: Excellent, low hours, 1-owner
SOME MEDIA IS AVAILABLE
=======================

From Roto-Max Brochure:
Centrifugal Disc Finisher
The technical and chemical engineers from Roto-Finish have perfected the

centrifugal disc technology and have produced a parts finishing system that is

second to none in the world. A bold statement that we back up with one of the

best warranties in the business.

Simply stated, Roto-Maxr is a high speed, high energy finishing system for

deburring, surface improvements, descaling and finishing parts made of metal,

rubber or plastic. It's a finishing machine designed to machine tool

specifications. Roto-Maxr machines reduce vibratory process cycles for

deburring hard metals, rough forgings and castings to the finishing of

jewelry, hardware, and medical implants.

Centrifugal disc technology involves a machine consisting of a motor-driven,

saucer-shaped rotor mounted inside and near the base of a large processing

chamber. Both the rotor and the stationary lower ring are coated with high-

impact resistant molded polyurethane for extended life.

Parts, media and compound are loaded into the processing chamber, and the

high-speed disc rotation creates the centrifugal force that moves the media

and parts up the stationary sidewall. When the mass reaches the apex, the

force of gravity pulls the material back to the disc. The process repeats.

The doughnut-shaped path of the mass produces a highly efficient process that

is up to 15 times faster than our own superior vibratory finishing process.

The small open space between the rotor and the lower ring is the seal gap. The

patented Roto-Maxr Up-Flowr uses pressurized solution and processing compound

which is forced up through the seal to keep the seal gap area lubricated and

free of small abrasive particles, which greatly increases the seal life. This

is Up-Flowr.

Solution in the lower chamber stabilizes the rotor, thus maintaining its

symmetrical alignment during rotation - a process known as hydrostatic

balancing. The constant cooling effect of the water on the urethane prevents

expansion and premature seal failure.

Water, compound and contaminates are continuously drained through the sidewall

drain screens in the processing chamber. Upon the cycle completion, the Roto-

Maxr Up-Flowr allows the abrasive particles to drain down through the patented

hollow-core drive shaft in the center of the processing chamber. This unique

draining ability prevents material from entering the seal and thus increases

the seal life. It completely drains the fluid from the mass. With other

designs, processing fluid is left in the bottom of the process chamber. This

results in greater potential for media residue and corrosion.

Roto-Maxr dry finishing units also utilize our patented Up-Flowr. Compressed

air (used in place of solution) is forced up through the lower seal gap

preventing media, parts or other abrasive material from accumulating in the

seal area. The dry Roto-Maxr Up-Flowr is used for a variety of processes, e.g.

to deburr, descale, or to achieve high-luster finishes.


Features:
Seal design accommodates a wide variety of parts and media sizes.
Choice of smooth or ribbed polyurethane lining.
Power separation of parts, media and fines.
PC control panel with process timer and hour meter.
1800 rpm, 230/460 V, 3 phase, 60 Hz main drive motor.
Helical bevel gear box.
Electrically controlled compound solution system with water flow meter and

flow control processing and shutdown functions.
Programmable control, will shutdown the machine automatically if the

solution flow rate is insufficient.
Custom urethane linings for specific applications.
Summary of Benefits:
Centrifugal action is approximately 15 times faster than traditional

vibratory finishing.
Cooler, more cushioned mass reduces part damage.
Unique seal design reduces intrusion of smaller parts and media, thus

extends service life of rotor.
Wider range of surface finishes attainable with a given media.
Provides high energy deburring, descaling and improving surface finishes.

[for more information please see www.hammondmach.com]




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