The Harper Company, Meriden, CT
This model has two buckets mounted on a turret. The buckets are urethane lined and the lining appears to be in very good condition. Interior dimensions of the buckets are approximately 10-1/2 x 12 inches. Motor is 5HP 1800 RPM, 230/460 3 phase 60 Cycle yeilding a standard operating speed range of 120 to 260 RPM of the turret or 5.7 to 26.8 Gs of force.-
The High Speed, High Precision Machine that Started the Concept of High Energy Mass Finishing. When first introduced, more than 30 years ago, the process of "Harperizing" revolutionized the finishing industry and began a new technology of high energy mass finishing. Today, more than 3000 Harperizers are in service around the world, a testament to their versatility and widespread acceptance.
Harperizers can eliminate hand finishing, increase your productivity and produce a more uniform, consistent finish. Allen's laboratory staff can assist you in developing the proper cycle times, G force, and media selection.
All Harperizers are engineered to meet the demands of industrial environments. Ease of maintenance and serviceability will provide years of dependable operation.
Harperizers produce very high speeds resulting in typical processing times from 5 to 30 minutes reducing the per part cost as well as inventory, lead times, and required floor space.
Parts being processed are continually encased in media during "Harperizing" producing an aggressive, yet gentle action.
Typical Harperizing Applications
The process of Harperizing is used for a wide variety reasons. The following lists most of the typical Harperizing applications.
Generating Edge and Corner Radii
Generating Compressive Stresses
Pre-Plate and Pre-Paint Finish
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