Lapping Polymer - Case Study
Test Requirements: 1. To lap 4 steel parts and 4 polymer parts to Drg.
All 6 components where run for 10 minutes and fixtured using a non-slip on a 15” 4 Kg hand weight.
1. Lapping process
Equipment used:
- Kemet 15” lapping/polishing machine
- Kemet Copper SP2 15” Lapping plate
- Kemet Flatness gauge
- Kemet Liquid diamond 6 micron Type K STD
- CO-42 cleaning fluid
4. Results data
The resulting Ra:
Steel 0.0089 µm
Polymer 0.0698 µm
All parts flat to 1- 2 Lightbands