Search found 621 matches

by ChimeraPrecision
Sun Feb 08, 2015 7:11 pm
Forum: Silencersmithing Forum
Topic: What tools to use?
Replies: 28
Views: 2496

Re: What tools to use?

rotary 4th axis indexing with a flat endmill. The feature is created with a plunge cut so a centercutting endmill is required.
by ChimeraPrecision
Sat Jan 31, 2015 12:02 pm
Forum: Silencer Talk
Topic: jesse james new can, 10db quieter than the best?
Replies: 157
Views: 38120

Re: jesse james new can, 10db quieter than the best?

As of this moment, the JJFU website has no mention of SPL.
by ChimeraPrecision
Wed Jan 28, 2015 9:54 pm
Forum: Silencer Talk
Topic: SilencerCo Blue Label LE/Military Program being released at Shot Show
Replies: 43
Views: 5251

Re: SilencerCo Blue Label LE/Military Program being released at Shot Show

I wish this was extended to defense contractor employees
by ChimeraPrecision
Sat Jan 24, 2015 4:08 pm
Forum: Silencer Talk
Topic: Jesse James Aero-Sonic Internals
Replies: 14
Views: 1583

Re: Jesse James Aero-Sonic Internals

That thing is beat. Who would pay 4500 for the s--t?
by ChimeraPrecision
Mon Jan 19, 2015 11:43 pm
Forum: Silencer Talk
Topic: M32 Suppressor Fan - Eliminating Mirage
Replies: 10
Views: 926

Re: M32 Suppressor Fan - Eliminating Mirage

Interesting. I don't see how this device has any advantages over a cover?

Care to pose the advantages?
by ChimeraPrecision
Fri Jan 09, 2015 8:33 pm
Forum: Silencer Talk
Topic: Halcyon defense BUYER BEWARE
Replies: 4
Views: 1279

Re: Halcyon defense BUYER BEWARE

Send me one and I will do a side by side and post results in this thread
by ChimeraPrecision
Thu Jan 08, 2015 8:08 pm
Forum: Silencer Talk
Topic: Halcyon defense BUYER BEWARE
Replies: 4
Views: 1279

Halcyon defense BUYER BEWARE

I purchased a halcyon defense 1/2-28 to 5/8-24 adapter on silencer shop and it is an absolute disaster. The 1/2-28 inner threads are perfect but the outside threads have multiple issues. First, the leading edge of the thread at the front of the adapter was mangled. Second, the 60 degree profile of t...
by ChimeraPrecision
Mon Jan 05, 2015 8:16 pm
Forum: Silencersmithing Forum
Topic: Heat treating 17-4
Replies: 19
Views: 1932

Re: Heat treating 17-4

Keep in mind 17-4 shrinks (at a very predictable rate) when heat treated. Compensate by cutting your parts oversive by the calculated amount. I heat treated some 17-4 the other day and got 43Rc in the H900 condition. Which is rather hard. I absolutely love 17-4, plus it's magnetic so you can grind i...
by ChimeraPrecision
Sun Jan 04, 2015 4:03 pm
Forum: Silencersmithing Forum
Topic: Does anyone have the allowable stress charts for 17-4 stainless?
Replies: 8
Views: 849

Re: Does anyone have the allowable stress charts for 17-4 stainless?

Use Matweb.com

I have never been unable to find a material property.
by ChimeraPrecision
Wed Dec 31, 2014 10:53 pm
Forum: Silencersmithing Forum
Topic: WW II OSS Pistol Detailed Article
Replies: 15
Views: 1957

Re: WW II OSS Pistol Detailed Article

My, how far we've come...
by ChimeraPrecision
Sun Dec 28, 2014 7:59 pm
Forum: NFA Weapons
Topic: My First SBR
Replies: 2
Views: 715

Re: My First SBR

continuity wrote:Very nice looking weapon.
Thanks man, im really happy with how it came out
by ChimeraPrecision
Sun Dec 28, 2014 2:25 pm
Forum: NFA Weapons
Topic: My First SBR
Replies: 2
Views: 715

My First SBR

7.5" 300 BLK. Had to make an extra long muzzle brake to extend the muzzle past the handguard

Billet lower, spikes upper, rainier BCG, spikes heavy buffer, mft stock

Image
by ChimeraPrecision
Sun Dec 21, 2014 11:05 pm
Forum: Silencersmithing Forum
Topic: Can Titanium Tube be joined to Stainless Endcaps without threading?
Replies: 20
Views: 1684

Re: Can Titanium Tube be joined to Stainless Endcaps without threading?

You could interference fit the end cap to the tube and then cross drill and interference pins at assembly. Then turn the pin flush to the tube
by ChimeraPrecision
Fri Dec 05, 2014 11:56 am
Forum: Silencer Talk
Topic: Ohio passes silencer use for hunting
Replies: 5
Views: 536

Re: Ohio passes silencer use for hunting

this was up for vote, as of midnight last night this has not approved.

Can you cite your reference to the approval please? I can't wait to hunt with my osprey!
by ChimeraPrecision
Wed Sep 17, 2014 6:20 pm
Forum: Silencersmithing Forum
Topic: Suppressor Baffle Pics ONLY!
Replies: 161
Views: 143932

Re: Suppressor Baffle Pics ONLY!

bayonet14 wrote:Image
castings?! nice find!!
by ChimeraPrecision
Sun Aug 31, 2014 8:54 pm
Forum: Silencersmithing Forum
Topic: Ti-Thirty Form 1
Replies: 41
Views: 5718

Re: Ti-Thirty Form 1

any pics of the weld after clean up? looks nice
by ChimeraPrecision
Thu Aug 07, 2014 11:11 pm
Forum: Silencersmithing Forum
Topic: Metals sources?
Replies: 10
Views: 1291

Re: Metals sources?

I use onlinemetals.com, decent prices for small orders
by ChimeraPrecision
Thu Aug 07, 2014 11:11 pm
Forum: Silencersmithing Forum
Topic: Inconel 750
Replies: 3
Views: 560

Re: Inconel 750

X750 is pretty stout initially. do you know what condition it is in? (annealed, equalized, precipitation hardened etc)
by ChimeraPrecision
Tue Jul 29, 2014 7:14 pm
Forum: Silencersmithing Forum
Topic: 9mm blueprint + questions
Replies: 2
Views: 1073

Re: 9mm blueprint + questions

just so you know, bluing offers almost no corrosion resistance.

I would recommend stainless for the caps
by ChimeraPrecision
Fri Jul 11, 2014 10:13 pm
Forum: Silencersmithing Forum
Topic: drawing help
Replies: 5
Views: 770

Re: drawing help

you can get free trials of ISMI TurboCad. Cubify design (low end version of alibre)

Not anywhere near as easy as pro/E but its free for a bit.
by ChimeraPrecision
Sun Apr 06, 2014 9:29 am
Forum: Silencersmithing Forum
Topic: What causes this type surface finish
Replies: 19
Views: 1052

Re: What causes this type surface finish

Try to grind a chip breaker into the tool. You may need to take a lighter cut
by ChimeraPrecision
Wed Apr 02, 2014 11:49 pm
Forum: Silencer Talk
Topic: Ohio Suppressor Hunting Bill passes House
Replies: 15
Views: 804

Re: Ohio Suppressor Hunting Bill passes House

Emilio wrote:Cool, is there a good site that covers all the states legal to hunt suppressed?
Silencero used to have a map with antlers showing legal states
by ChimeraPrecision
Wed Apr 02, 2014 11:37 pm
Forum: Silencer Talk
Topic: Ohio Suppressor Hunting Bill passes House
Replies: 15
Views: 804

Re: Ohio Suppressor Hunting Bill passes House

Excellent! I'm looking forward to small gaming now
by ChimeraPrecision
Mon Mar 31, 2014 12:00 pm
Forum: Silencersmithing Forum
Topic: Tungsten as a Baffle Material in rifle suppressors
Replies: 27
Views: 2036

Re: Tungsten as a Baffle Material in rifle suppressors

57fairlane wrote:
ChimeraPrecision wrote:I was going to hard face some baffles but I had no way of grinding the bore if it was occluded by the hard facing
wire EDM
That would be preferable. If you have access to such a wonderful piece of machinery
by ChimeraPrecision
Sun Mar 30, 2014 9:20 pm
Forum: Silencersmithing Forum
Topic: Tungsten as a Baffle Material in rifle suppressors
Replies: 27
Views: 2036

Re: Tungsten as a Baffle Material in rifle suppressors

I was going to hard face some baffles but I had no way of grinding the bore if it was occluded by the hard facing