Search found 1652 matches

by mtngun
Wed Mar 13, 2019 4:46 pm
Forum: General
Topic: Article: A Unified Theory of Cast Bullets in TFS
Replies: 7
Views: 96

Re: Article: A Unified Theory of Cast Bullets in TFS

JOE SAID: Dan I have an AR10 with stainless barrel and it's not a match barrel, too boot it has a 7.62 NATO chamber. Using the 30 silhouette bullet that 45 2.1 designed that weighs about 180 grains and cast of 50/50 alloy it will shot consist 1/2 inch groups and sometimes a 3/8 inch group. This is ...
by mtngun
Tue Mar 12, 2019 6:21 am
Forum: General
Topic: Article: A Unified Theory of Cast Bullets in TFS
Replies: 7
Views: 96

Re: Article: A Unified Theory of Cast Bullets in TFS

Here is the text. It is merely a condensed version of the forum thread. A Unified Theory Of Cast Bullets by Dan Lynch For as long as people have been shooting cast bullets, we’ve wondered “what makes cast bullets fail? Why can’t cast bullets shoot as fast and as accurately as jacketed bullets?” And ...
by mtngun
Mon Mar 11, 2019 9:14 am
Forum: General
Topic: Article: A Unified Theory of Cast Bullets in TFS
Replies: 7
Views: 96

Re: Article: A Unified Theory of Cast Bullets in TFS

Thank you for being interested in my crazy ramblings. :) The TFS article was a summary of a thread on this forum, here: A Unified Theory of Cast Bullets I was reluctant to put forth a "big theory" because it sounds cocky. I'm sure it overlooks some things and can be improved upon. Nonetheless it is ...
by mtngun
Sun Feb 17, 2019 7:15 am
Forum: design & sizing
Topic: Design myths
Replies: 0
Views: 104

Design myths

There are many myths about selecting or designing cast bullets. In the internet age the newbie typically goes on an internet forum and asks the experts for advice. Except the "experts" are not really experts, and they give bad advice. That includes, but is not limited to, the CBA. "First thing, you ...
by mtngun
Fri Feb 15, 2019 8:53 am
Forum: General
Topic: 350 Legend Chamber
Replies: 0
Views: 115

350 Legend Chamber

I have no clue how this thing headspaces but setting that aside, it would appear to have a good throat so it may be a good candidate for cast bullets.
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by mtngun
Sun Jan 06, 2019 11:30 am
Forum: General
Topic: Saeco top punches now available.
Replies: 0
Views: 404

Saeco top punches now available.

It only took me 15 years, but I finally got around to setting up to cut Saeco-style nose punches. :lol: :lol: :lol: The price will be $25 for a fitted punch or $15 for a flat punch. You probably think that I am trying to rip you off with those prices but unlike other mold makers I don't mass produce...
by mtngun
Mon Nov 19, 2018 1:55 pm
Forum: General
Topic: Some smooth bullet designs now available
Replies: 0
Views: 562

Some smooth bullet designs now available

The only proven advantage to smooth bullets is they fill out easier and drop out easier. Otherwise, grooves don't hurt anything and sometimes they help. The thinking behind smooth bullets is misguided and reflects a lack of understanding of bulletology. :geek: Nonetheless, some folks have asked for ...
by mtngun
Tue Oct 02, 2018 5:58 am
Forum: design & sizing
Topic: I keep getting an inside-out bullet with the design program
Replies: 1
Views: 1312

Re: I keep getting an inside-out bullet with the design program

The bottom half of the program is output-only.

There is no option for smooth bullets. They serve no purpose.
by mtngun
Fri Aug 31, 2018 12:25 pm
Forum: Shop Construction Blog
Topic: Woodshed and Alaskan Mill
Replies: 32
Views: 31534

Re: Woodshed and Alaskan Mill

Wind bracing complete, tools hung up, construction materials stacked, and finally a vehicle can be parked inside the barn with room to spare. Yea! :)
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Now to get the loft organized ...
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by mtngun
Sun Aug 19, 2018 10:57 am
Forum: Shop Construction Blog
Topic: Woodshed and Alaskan Mill
Replies: 32
Views: 31534

Re: Woodshed and Alaskan Mill

Five years have passed and the interior of the barn is still not complete. Several wind braces are lacking (temporary braces made from scrap lumber have held the building up all these years :lol: ). Laying out the tenon in 6" x 8" douglas fir. https://imgur.com/0ALmgBl.jpg Finished tenon. https://im...