This page has been edited 29 times. The last modification was made by - gheuer gheuer on May 20, 2015 7:47 am GMT


7.4 Random Orbital Sander

Considerations

  • Pre-Operation Checklist is a prerequisite for ANY operation.
  • Part table is flat and free of debris and defects.
  • Available dust control methods are used.
  • Equipment is cleaned with compressed air, when available, or bench brush prior to beginning.
  • Particle filtration (dust) mask is worn.
  • Parts are cleaned of grit and dust prior to sanding with the next finer grit.
  • Operator cleans tool and work area after use.
  • Required OSHA approved personal protective equipment is worn.
  • Lock-out/Tag-out procedure is in place and followed by everyone.
  • Process is completed in a timely manner.

Pre-Operation Checklist

Level 1

Performance Standard -
  • Verifies tool is cleaned of excess sanding dust.
  • Inspects condition of sanding pad.
  • Confirms integrity of electrical or pneumatic connection.

Level 2

  • Maintains bearings and sanding pad.
  • Maintains switches and connections.
  • Meets Level 1 performance standard

7.4.1 - Sand Flat Pieces Of Solid Lumber

Level 1

Given material and machine set up to operate, sand part(s) through specified sequence of progressively finer grits.
Performance Standard -
  • A dimensional tolerance of ±0.4 mm (1/64") [0.0156"] from flat is maintained
  • Edges are crisp, no apparent round over
  • All scratches, nicks and machining defects are removed
  • Pronounced orbital sanding marks are not present

Level 2

Given material and selection of abrasives, set up machine to sand part(s) through the appropriate sequence of progressively finer grits to a specified final grit.
Performance Standard -
  • Inspects part for minimum defects suitable for the finish desired
  • Uses appropriate grits and compositions of sand paper for given operation
  • Installs sand paper on the device to maximize paper life
  • Meets Level 1 performance standard

7.4.2 - Sand Flat Pieces Of Veneered Panel

Level 1

Given material and machine set up to operate, sand part(s) through specified sequence of progressively finer grits.
Performance Standard -
  • A dimensional tolerance of ±0.4 mm (1/64") [0.0156"] from flat is maintained
  • Edges are crisp, no apparent round over
  • All scratches, nicks and machining defects are removed
  • Pronounced orbital sanding marks are not present
  • Veneer body remains sound, without telegraphing as a result of sanding

Level 2

Given material and selection of abrasives, set up machine to sand part(s) through the appropriate sequence of progressively finer grits to a specified final grit.
Performance Standard -
  • Inspects part for minimum defects suitable for the finish desired
  • Uses appropriate grits and compositions of sand paper for given operation
  • Installs sand paper on the device to maximize paper life
  • Meets Level 1 performance standard