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argie1891
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to use a over powder or not
Jun 9th, 2016 at 2:55am
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I have had my CPA 32-40 for 2 years and have come to a couple conclusions. These only apply to my rifle and I have no clue if others have had similar results. So far I have tried kapok, foam, cardboard, cork and a few other items for over powder wads. My best results are with no wad at all. In all cases the use of no wad has produced the smallest groups. Today was a good example 5 shot groups 12 gr. AA9 with card wad gave me 2 inch groups. Leaving the wad out shrunk the groups to an inch and under. The smallest group went into .605 c to c. That said I can’t do that on demand but I can shoot much tighter groups without a wad. The best groups shot with a wad were a pinch of kapok over powder, groups are better than any other material. Still and all no wad have shot the smallest groups.  I have kept records of every group I have fired since I received the rifle both good and really bad groups. Currently I have a big box of kapok I bought on e-bay, and I will experiment with it a bit more. Then a bunch of felt, cork, foam, and other products that I probably won’t use again.  I was hoping I could find something usable that would hold the powder so I could charge cases at home and not load at the range. Now that I have been loading at the range I really enjoy doing it. The scope stand I made has an extra arm on it that will take a Belding and Mull measure or a little dandy, making it convenient to load at the bench.
  

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Schuetzenmiester
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Re: to use a over powder or not
Reply #1 - Jun 9th, 2016 at 3:17am
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Use floral foam or foam pipe insulation in the case mouth.
  

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argie1891
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Re: to use a over powder or not
Reply #2 - Jun 9th, 2016 at 3:40am
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Schuetzenmiester wrote on Jun 9th, 2016 at 3:17am:
Use floral foam or foam pipe insulation in the case mouth.


tried it still not as good as no wad. shot ok just not as well thanks for the tip
  

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40_Rod
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Re: to use a over powder or not
Reply #3 - Jun 9th, 2016 at 8:35am
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If you are getting good results with no wad don't use one. For #9 and all ball powders get yourself a Harrell Schuetzen measure, load at the bench and don't look back. 
Wads are still the most misunderstood thing in schuetzen shooting. For the most part it is not the wad rather the placement of the wad that does the damage. Think in terms of a shaped charge. NEVER place the wad directly on the powder this is the quickest way to a ringed chamber. Always leave a minimum of .050” of space between the powder and the wad to let the powder slump. This is hard with .32-40 cases because the case won’t hold a wad when placed that far down the tapered case. 

40 Rod
  
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Chuckster
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Re: to use a over powder or not
Reply #4 - Jun 9th, 2016 at 11:05am
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Good information on wads, still experimenting.
Loading the cases at home. Leave the cork wad in the case mouth.
Use a tool to push the wad down to about 0.1" above the powder just before firing because of the looseness 40_Rod describes.
Chuck
  
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JLouis
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Re: to use a over powder or not
Reply #5 - Jun 9th, 2016 at 12:16pm
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Joe you are way down on a typical 32-40 load for achieving the best in accuracy. You should be up around 13.9 to 14.2 depending on which yardage you are shooting. You should be some where in the 1450 to 1474fps avg. velocity range based on my personal experiances. All though you might experiance some good groups where you currently are I was never able to find any day in and day out consistency way down there. Number 9 has gone through a few changes over the years and non for the better so you might want to try another powder as well. It used to be my powder of choice before the changes but I could not get it to shoot up to par after. I have had success with a 30 thousandths vegetable fiber wad seated behind the bullet but I never have had any with any type of wad material inserted into the case.

JLouis
« Last Edit: Jun 9th, 2016 at 12:22pm by JLouis »  

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JLouis
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Re: to use a over powder or not
Reply #6 - Jun 9th, 2016 at 12:56pm
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Joe don't hesitate to try seating your bullet deeper as well it will often times make a very substantial improvement in group size. A group of us here have found that seating the bullet just shy of going through the base or entirely through it has been a very rewarding depth. Next time you are out shooting take a shot, blow out the remaining smoke and look for any unburnt smokless powder left in the bore. If should look as if you have just cleaned it and if not try another primer and do not hesitate to try some magnum primers as well. Your 100yd. groups should average a 1/2 inch and under when everything is working in complete unison and they are not really that difficult to obtain with day in and day out consistency but it does take some work to get there. If something is not currently achieving it then its time to make some changes, powder, powder charge, seating depth, primers, lube, bullet etc. until it does as it surely will if you do your part with the exception of having a barrel thats simply just not capable and highly unlikely.

JLouis
  

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JLouis
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Re: to use a over powder or not
Reply #7 - Jun 9th, 2016 at 1:22pm
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I might add you really have to keep a close eye on the conditions both wind and mirage and the very slightest change in either will take your bullet out of the group by more than most really realize. This will give one a false impression that his load combination is not working when it actually really is or could be. When shooting 5 shot 100yd. groups and the best place and means to develope a load pay attention to the conditions and see if a slight change moved the bullet half its diameter, a full diameter or more and then learn to regonize it and to hold off for it should it return. It is not untypical to have to hold off for every shot based on the very subtle changes taking place and of course the more harsh ones. This holds true in what one percieves to be a dead calm and the hardest condition to shoot as there will be something changing and you just simply can't see it and you won't be able correct for it. It is always best to have a condition you can see to be able to work with and around what it has to offer on a given day. Also try to avoid all of the full value conditions and shoot only those of half or no value if and when you can, that in itself will cut your group sizes in half.

JLouis
  

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argie1891
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Re: to use a over powder or not
Reply #8 - Jun 9th, 2016 at 4:00pm
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thanks for all the information, as I haven't met anyone in this area who shoots breach seating it is a long learning curve. I have tried several powders, and sr4759 shoots almost as good as aa9. that said I am not gods gift to the shooting world and do make mistakes in my hold and trigger control. since my second heart attack I see every heart beat in the scope and I moves my rifle just a bit. so far I have finally found a hold that combats that movement. Every time I go to the range I learn something. in the 2 yrs I have owned the rifle I have only shot just under a thousand rounds from it. That number isn't a lot. it is my goal to get to the range more often and shoot only the one rifle. this winter I didn't shoot it when it was cold, I found it hard to load with cold fingers. I did shoot my low wall in 32-20 and have gotten some darn good groups with it. I have tried seating the bullet 15 thou. deeper and it does help. I made an adjustable seating plug. again thanks for the information there is a lot I don't know but I must admit I am a willing student. argie1891
  

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JLouis
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Re: to use a over powder or not
Reply #9 - Jun 9th, 2016 at 4:55pm
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Joe I am always more than willing to help to the best of my abilty. When I had my stroke back in 2011 and incured some permanent vision loss in my shooting eye along with some memory loss it has taken me several years to relearn what once came naturally and how to adapt. Don't cut yourself short we are both more capable than we sometimes fully realize and it just takes a little more effort and time than some to reach or regain the highest level of accuracy that we both are trying so hard to consistently acheive. I have no doubt that its coming your way and when it arrives there is no better feeling than the one you will be rewarded with brought about by hard work, self determination and the range time taken to reach that ultimate goal and the most enjoyable part of the journey.

JLouis
  

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argie1891
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Re: to use a over powder or not
Reply #10 - Jun 9th, 2016 at 10:42pm
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You have been a great help to me already and I plan on calling on you in the future. since I purchased my cpa rifle I have bought several other single shot rifles. the single shot bug has bitten me hard. I spend most of my shooting time with the cpa but when it was to cold to load I shot other single shots. I plan on just shooting the cpa all summer and learning as much as possible. I bought the hoch 200 gr. bullet from you and have since picked up a hoch 195 gr. and the saeco mould. my experience has shown that the 195 gr. has an accuracy edge over the heavier bullet. now it may be that I started with the 200 gr. bullet and have learned more since using the 195 gr. that maybe my shooting has improved instead of it being a better more accurate bullet. next I am going to buy some floral foam and try it.  now a question do you have a problem with not using a wad? seems most shooters give advise on wads and not much on shooting without them. I would be interested to hear why wads are used so much, and if you think wads are the way to go. I will wait for the answer and by then probably will have many more questions. joe gifford
  

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JLouis
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Re: to use a over powder or not
Reply #11 - Jun 10th, 2016 at 8:44pm
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Joe wads are typicaly only used to keep the powder from spilling powder into the chamber while using a small capacity case and inserting it into the chamber and in my experiance they have no other usefull purpose. In regards to the 32-40 I have tried several different types inserted into the case and the accuracy simply fell off. 

JLouis
  

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Schuetzenmiester
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Re: to use a over powder or not
Reply #12 - Jun 11th, 2016 at 12:19am
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Floral foam wads can stop case collapse too. No idea why, but they do in my 25 Hornet.
  

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argie1891
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Re: to use a over powder or not
Reply #13 - Jun 11th, 2016 at 12:20am
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that makes me feel better I was starting to think I was making a huge mistake in not using a wad.. my experience has been like yours every time I decide to leave the wads off my groups get smaller. I guess if it works keep doing it and if not try something different. I have shot cast bullets for years and have found that lube, and primers don't make much difference but good bullets that fit the throat, seating depth and the correct powder and charge weight make a lot of difference. thanks again. joe
  

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Re: to use a over powder or not
Reply #14 - Jun 11th, 2016 at 11:25am
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argle1891
Reading through your post, it struck me that one of your reasons for using an over powder wad was so you can pre-charge your cases at home before shooting. My answer to that one is put a cork in it. I mean that literally. They are available in either cork or rubber. Buy them online. In quantities of 100 they are not expensive. My local hardware store has them at 75 cents each, online they are a fraction of that.
Measure the minimum and maximum diameters needed to fit your cases so you get the proper size.
Remember to remove the cork before chambering a case. Otherwise the cork sticks in the chamber, the cartridge won't fully chamber and as you pull the case back out powder dumps into the action. Most shooters only do this once.
Pre-charged cases with corks prevent powder spillage during transport and you get to shoot without  those pesky over powder wads.
One final thought; use a small box or baggie for the corks and re-use them over and over and over. They last forever.
Good luck
  

Randy W
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