Hand Tools Archive
Subject:
Google monster saysResponse To:
hardness of iron oxide () David Weaver
Cro3 is 8 to 8.5 mohs which fits my recollection. There's a rumor that it cuts tougher steels than alumina but most people who think they're using it are using mostly alumina.
Messages In This Thread
- Sharpening and buffing progression pictures *PIC*
- Separate on the IH sorby chisels..
- Comparative Profile Pictures
- Profile pictures *PIC*
- Thoughts on the data
- Angle near the edge *PIC*
- Capturing the Unicorn Profile
- Angle near the edge *PIC*
- Calcined alumina *PIC*
- Scratches from various compounds *PIC*
- Scratches from more compounds; buff vs stick *PIC*
- Other Compounds
- Re: Other Compounds *PIC*
- great experiments
- Re: Scratches from more compounds; buff vs stick
- The white stuff is...
- Re: The white stuff is...
- various compounds - difficult to judge
- Re: various compounds - difficult to judge
- looking forward to...
- Further Observations
- Thank you for experimenting
- looking forward to...
- Re: various compounds - difficult to judge
- various compounds - difficult to judge
- these results will require some study
- Other Compounds
- David & Winston
- Thinking about establishing the Unicorn profile
- Re: Sharpening and buffing progression pictures
- Re: Sharpening and buffing progression pictures
- Comparative Profile Pictures
- Separate on the IH sorby chisels..