in 

DiATOME® Diamond Knives Overview
Cleaning Tools & Procedures for DiATOME® Diamond Knives

Now available from Ted Pella, Inc.

DiATOME® trim Diamond Knives

Available for sale in U.S.A. only

The DiATOME® trim diamond knives allow for quick and precise trimming, which is necessary for successful ultramicrotomy. The extremely sharp blades allow for less mechanical damage during trimming, resulting in very shiny sample faces. Triangular holder.
trim knives

DiATOME® trim 20, trim 90, and trim 45

The DiATOME® trim diamond knives produce pyramidal sides each with a unique degree of incline.

  • trim 20 creates 20° pyramidal sides
  • trim 90 creates 90° pyramidal sides
  • trim 45 creates 45° pyramidal sides
    • Also available in 4.0mm width for larger samples
trim knives

EM Trim Diamond Cutters for Leica® EM TRIM & EM TRIM2

The EM Trim Diamond Cutters are used exclusively in the Leica® EM TRIM and EM TRIM2 and are available in either 6 or 12mm diameter. These blades allow for parallel edges of the complete block.


Handling & Use of DiATOME® Diamond Knives (470KB PDF)

Areas of Application

Room Temperature:

  • Epoxy or acrylate resin embedded biological samples
  • Most metals*
  • Polymers
  • Nanoparticles in polymers
  • Non-embedded brittle samples

Cryo Temperatures:

  • Sucrose infiltrated and frozen hydrated biological samples
  • Soft polymers
* Metals that are NOT safe for the blade include Ti, Cr, Mn, Fe, Co, Ni, Zr, as well as all carbide forming metals


The Trimming Procedure

trim procedure


product selector icon DiATOME® Diamond Knife Selector
Knife Type & Angle Select
Price: $2150.00 Qty:


DiATOME® Ordering Information

Prod # Description Unit Price Order / Quote
For Sale in U.S.A. Only
R = Resharpen
123-TT-20 DiATOME® trim 20 each $2150.00
Qty:
123-TTR-20 DiATOME® trim 20, Resharpen each 800.00
Qty:
123-TT-90 DiATOME® trim 90 each 2150.00
Qty:
123-TTR-90 DiATOME® trim 90, Resharpen each 800.00
Qty:
123-TT-45 DiATOME® trim 45 each 2150.00
Qty:
123-TTR-45 DiATOME® trim 45, Resharpen each 800.00
Qty:
123-TT45-40 NEW DiATOME® trim 45, 4.0mm each 2250.00
Qty:
123-TT45R-40 NEW DiATOME® trim 45, 4.0mm, Resharpen each 825.00
Qty:
123-DEMT EM Trim Diamond Cutter for Leica® EM TRIM, 6.0mm each 1750.00
Qty:
123-DEMT-R EM Trim Diamond Cutter for Leica® EM TRIM, 6.0mm, Resharpen each 800.00
Qty:
123-DEMT-12 EM Trim Diamond Cutter for Leica® EM TRIM, 12.0mm each 1600.00
Qty:
123-DEMT-12R EM Trim Diamond Cutter for Leica® EM TRIM, 12.0mm, Resharpen each 750.00
Qty: