Search found 44 matches

by KI7NAI
Mon Sep 11, 2017 9:48 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - September 14, 2017 - Edged Implements
Replies: 22
Views: 1394

Re: OAUSA Net - September 14, 2017 - Edged Implements

The two most common blade geometries are flat ground (or variatons of a flat grind) and hollow ground. How the blade geometry is formed plays an important role in how much the blade cost and the materials used. Flat grinding is used for most high end blades with powdered metal steels. https://youtu....
by KI7NAI
Mon Sep 11, 2017 9:16 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - September 14, 2017 - Edged Implements
Replies: 22
Views: 1394

Re: OAUSA Net - September 14, 2017 - Edged Implements

There are lots of blade steels to choose from, an incomplete list includes 1. A2 2. D2 3. O1 4. M4 5. W1 6. CPM 3v 7. 52100 8. 154CM 9. CPM 154 10. ATS-34 11. 420HC 12. 440C 13. CPM S30V 14. CPM S35VN 15. CPM S110V 16. CPM 20CV 17. CTS 204P 18. M390 19. Elmax 20. 12C27M 21. 13C26 22. 14C28N 23. 8Cr1...
by KI7NAI
Mon Sep 11, 2017 9:00 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - September 14, 2017 - Edged Implements
Replies: 22
Views: 1394

Re: OAUSA Net - September 14, 2017 - Edged Implements

The work sharp electric sharpener is supposed to be user friendly work sharp.jpg A paper wheel is another option Paper Wheel.jpg Grinding wheels and other powered sharpeners require a lot of skill to use, it's easy to destroy a blade either by removing too much material or by overheating the blade w...
by KI7NAI
Mon Sep 11, 2017 8:55 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - September 14, 2017 - Edged Implements
Replies: 22
Views: 1394

Re: OAUSA Net - September 14, 2017 - Edged Implements

Crock sticks are a simple sharpening system using ceramic rods that are set at a specific angle, with a little practice these sharpening systems can provide very sharp edges crock sticks.jpg The Spyderco Sharpmaker is another take on the crock sticks, it's a little more versatile for sharpening serr...
by KI7NAI
Mon Sep 11, 2017 8:45 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - September 14, 2017 - Edged Implements
Replies: 22
Views: 1394

Re: OAUSA Net - September 14, 2017 - Edged Implements

Excessively hard, wear resistant steels can be very difficult to sharpen with common honing stones. Most of the powder metals will require diamond hones to sharpen Diamond Hone.jpg Because of the difficulty sharpening high hardness steels great care should be taken to sharpen the blade with precise ...
by KI7NAI
Mon Sep 11, 2017 8:19 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - September 14, 2017 - Edged Implements
Replies: 22
Views: 1394

Re: OAUSA Net - September 14, 2017 - Edged Implements

In the last 2 decades Powder Metals have grown popular, with improvements in manufacturing processes the cost has dropped considerably and superior alloys have been developed. At this point anybody who is a knife enthusiast most likely owns one or several knives with a powder metal blade. PM VS Conv...
by KI7NAI
Mon Sep 11, 2017 8:02 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - September 14, 2017 - Edged Implements
Replies: 22
Views: 1394

Re: OAUSA Net - September 14, 2017 - Edged Implements

Hardness and toughness Hardness refers to a material's ability to resist deformation, in the knife industry (as well as any other metal working industry) hardness is measured using a rockwell hardness tester, a special tool that uses a diamond tool of a specific geometry that is forced into the meta...
by KI7NAI
Thu Sep 07, 2017 6:14 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - September 7, 2017 - 5 Minute Destinations
Replies: 18
Views: 1318

Re: OAUSA Net - September 7, 2017 - 5 Minute Destinations

Early check in please For about the last 10 years I've gone on a snow camp each winter with the boyscouts, we've had a couple years there wasn't enough snow and a couple years the snow conditions weren't right, but for the most part we have camped in snow caves every winter. snow camp 026s.jpg snow ...
by KI7NAI
Thu Aug 03, 2017 6:20 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - 8/3/17 - Mobile Radio Installation
Replies: 22
Views: 1828

Re: OAUSA Net - 8/3/17 - Mobile Radio Installation

Please check me in early. Daniel
by KI7NAI
Thu Jul 20, 2017 8:55 pm
Forum: OAUSA AMATEUR RADIO NET PREVIEW
Topic: OAUSA Net - 07/20/17 – Camp Dutch Oven Cooking
Replies: 25
Views: 1811

Re: OAUSA Net - 07/20/17 – Camp Dutch Oven Cooking

KAP wrote:
Tue Jul 18, 2017 10:57 pm
IMG_9351.JPG
Will you share your doughnut recipe?

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