Mission Knives & Tools, Inc.: Saltwater Corrosion Tests
12-05-96 Report

Knives have been sitting on the sea water 24 hours a day for 7 days.

See PHOTO

220 grit silicon carbide sandpaper - sanded all steel knives to reduce the rust and be able to view any pitting that might be starting to set in. There was HEAVY RUST on all of the steel knives before sanding. No rust or corrosion on the MPK.

  1. Mission Knives MPK - No signs of corrosion.
  2. Ontario Navy MK3 MOD0 - Back screw is rusting even more. Very little pitting, but some is evident.
  3. Ontario USMC Combat Knife - Cutting edge is completely gone. Some pitting is evident. Guard continues to rust, as does pommel.
  4. Ontario Air Force Survival - Cutting edge is completely gone. Some pitting is evident. Guard continues to rust.
Mission Corrosion Test
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