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Electron Microscopy Sciences

Technical Data Sheets

Butler Block Trimmer

EMS Catalog # 69945-01 

Instruction for use:

  1. Identify the parts of the Trimmer by referring to the diagram on Page 2.
  2. Remove the Knife Guide (4) and unscrew the retaining screw.
  3. Insert about 2/3 of the Epoxy block into the Chuck and retighten the retaining screw
  4. Re-insert the knife guide onto the base & chuck assembly and place under a stereomicroscope at about 12x mag. So the block tip is in focus and the Knife Guide is visible.
  5. Turn the Micrometer screw (1) until the slope of the Knife Guide (4) are roughly even with the block tip. Tighten the locking screw till snug, then loosen ½ turn. Take up the slack by tightening the Micrometer screw again. This will advance the block for each desired cut.
  6. Push a new razor blade down the knife guide to slice off unwanted Epoxy repeating step 5 until the desired amount of Epoxy is removed from the block.
  7. Loosen the Chuck(5) by unscrewing the Chuck Locking Screw (6)
  8. Rotate Chuck(5) to set the angle of the next cut and tighten the Chuck Locking Screw ( 6)
  9. Repeat steps 5 & 6 till the desired results are achieved.
  1. Micrometer Screw
  2. Locking Screw
  3. Base
  4. Knife Glide
  5. Chuck with block Retaining Screw
  6. Chuck Locking screw

Online Ordering

Butler Block Trimmer is available online from the EMS Catalog. For ordering or product information, click here.