Paper patched bullet diameter

Lube bullets will work in those chambers of course, but there are a few customonly chamber designs that will not shoot, or even chamber, a groove diameter lubed bullet. Twist the end of the paper into the recess at the base of the bullet and youre done. Paper patched bullets a blast from the past sporting. I also made a patching jig so that the paper on the bullets were all the same. I understand, that paper being abrasive, can polish the bore pretty well. Assra forum paper patched bullet question for 4070 ss. Over on the martini henry forum they are talking about a cast bullet of. Paper patched bullet design software is available from corbin, as well as software that calculates multiple density, multipart bullet weights and volumes, calculates bullet air resistance and bc, and helps you determine the bullet diameter for a given rifling depth and paper thickness. You can also watch as the paper patch comes off the bullet between the muzzle at 00. Theres a story as to how i arrived at that practice.

For pp, 1st get your paper, then the bullet mould to make sure you are arriving at the correct diameter. Shooting a paper patched bullet in your inline muzzleloader, using blackhorn 209 powder behind it, opens up a whole new way to shoot your rifle. His delightfully informative book on the subject, the paper jacket, is perhaps the best resource for a reloader interested in utilizing paper patched bullets with smokeless powder. In the final chapter, he gives a quick summary of what works best for him with what he calls a practical paper. Nov 11, 2014 does anybody know anything about paper patched bullets for 4570. Much discussion and cussin have been laid at their doorstep. Question on sizing and loading a paper patched bullet. Nov 19, 2014 thus, for a 4570 we could use a 350grain single diameter revolver bullet with a 0. Patched bullet have a lower friction and thus a reduced pressure, allowing a little. Three hardened dowel pins provide positive alignment in both vertical and horizontal planes. A paper patched bullet is always made smaller than the groovetogroove diameter of the barrel. Various casting methods, alloy type and casting temperature will affect final bullet weight and diameter.

For hunting,the softest buloet that doesnt foul the bore is best. Refining paperpatched loads for smokeless powder load data. Id cut a large batch of patches in front of the tv. You need to size the lead bullets to the groove to groove diameter minus four times the paper thickness. Jul 10, 2008 if you are shooting black powder, the patched bullet should be bore size, using the black powder charge to slug the bullet up to fill.

When wrapped in two layers of thin cotton paper, this produced a final size of. You then build up the bullet s diameter with paper until you have a nice snug fit in the cylinder throat. I want to play a little bit before i start going to any competitions. This means you need to carefully measure the bore of your rifle and then have a custom mold made by one of the many mold makers. Paper patched bullets are made by winding a piece of paper, usually twice, around a lead bullet. Gents, i am a bit perplexed here it appears all the shooters i have met in the uk patch their bullets to groove size. Mar 06, 2014 we describe another method to economically and simply custom fit the bullet to your rifle bore to make your military surplus rifle shoot accurately. Paper patched bullets a blast from the past sporting shooters. Paper is the jacket, and with a properly paper patched bullet you will not get leading in the barrel, or copper for that matter. Ill have the mold cut by a good mold maker to drop my bullets at. Paper patched bullets ppb are probably the most controversial of all lead bullet styles.

Hunting with paper patch bullets in sharps 45120 aka 45. Best accuracy is usually accomplished with a much closer. Sizing paperpatched bullets for smokeless powder load. You can juggle between bullet size and patch thickness to get a ppd bullet suitable to size for your chamber throat fit. Starline brass fire formed in a grease groove rolling block chamber cleaned, size checked, primed. Its funny there is only 1 view on this post, since ive only seen a handful of references for paper patched bullets in this cartridge, but i guess there probably isnt that much interest in this old reloading art so oh. Mass produced bullet molds are designed with very conservative, minimal dimensions north of the crimp groove, so that they will chamber in the great variety of firearms out there. Does anybody know anything about paper patched bullets for 4570. Mould blocks are made from durabar 654512 extruded fine grain ductile iron. If it slips in with a slight resistance, its the right size. Its possible to push a patched bullet faster than a jacketed bullet given the same weight and cartridge. Bore or groove diameter bullets for paper patching.

How i paper patch my 490 grain pure lead bullets for my 1887 martini henry rifle. In that era, paper patched bullets were the most accurate design known for cartridge loading. When used in front of a black powder charge, paper patched bullets work best when designed significantly smaller than groove diameter. These molds are designed to fit lee six cavity handles. Because of the number of matches i was shooting and the amount of time it took to prepare paper patch cartridges, i finally went to grease groove bullets. I am putting your email address in my address book. I just measured an old martini coil brass case,the projectile had lost its paper patch. The bullet rides on top of the rifling and the paper seals the grooves.

With such loads, when the charge ignites, the relatively rapid increase in chamber pressure accelerates the bullet so. Shooting a 90grain charge of goex ffg black powder and the crossstrip paper patched pedersoli cast 478grain. Jun 24, 2017 for smokeless paper patching you want to have a bullet size to about. Taper paper patch bullets are pure lead not an alloy. So i need a core of that dimension and enough paper thickness in 2 wraps to yield a diameter of the groove diameter of.

Ive had good success with these bullets and am very impressed with the whelens capabilities using paper patched bullets. How do you determin which is the correct diameter for the bullet to be before paper patching. Using the rifle above, you should paper patch the bullet to about. Some prefer a relatively strong paper precisely cut to wrap exactly twice around the bullet with no overlap where the ends meet. Straightsided paper patch bullets are an alloy with brinnell hardness of approximately 7.

When they were made commercially this was done by hand, usually involving female fingers. Next i had mountain molds make a 280 grain mold in. I have found, through experience, for the cutting edge to be effective, it has to have a 90 degree edge and the diameter at the cutting edge has to be at. Lube grooved bullet on left paper patched without the paper on the right one of the issues involved with paper patching is the bullet needs to fit the bore nearly perfectly for best results. Any have experience using paper patched bullets in the. Refining paperpatched loads for smokeless powder load. Paperpatching your inline muzzleloader western powders. So i would think that if one used a regular luberinged bullet, one would have to size it down a lot for a paper patch to work, no. A lot of people are curious about paper patching bullets. However, the lead bullets i make for patching are designed to fit the diameter of the bore, not the groove, which means the paper patch is at least partly cut.

If youre a diehard paperpatched bullet shooter, youre undoubtedly familiar with paul matthews. Dec 28, 2005 the paper patch bullets that were swaged to a. They are designed and intended for use in black powder cartridges only. Question on sizing and loading a paper patched bullet if you have a deep groove barrel, say. Bullet size and paper size to add up to the right diameter. Heavy sprue cutter plate precision ground both sides. Precision cnc lathe bored custom bullet casting molds. In my mind, i can visualize phenominal pressures developing, a person would have to really size the bullet to be patched. This article is intended for shooters who are currently loading lubed bullets with either black powder. Paper patch bullets are unpatched and unlubricated.

May 17, 2016 i wrap the paper twice around the bullet, providing. Bullets patched to groove will work with smokeless, patched to bore not nearly so. You can clearly see the paper patch leaves the barrel intact around the bullet at 00. Paper patching actually wears a bore less than jacketed bullets. Test loads note the waterproofed patches on bullets at left. In addition to coming to this conclusion about pre patched bullet diameter, i also investigated the factors of bullet hardness, patch type and powder choice, hoping to further refine smokeless powder paper patched loads. Final diameter of the paper patched bullet correct me if im wrong, dan should be bore diameter, not groove diameter. I get only a trace of leading with pure lead,which is bhn5. I slugged the bore about a year or so ago, and the diameter was around 3. A bit over is not too bad, you can always size the patched bullet. Cast bullets to g to g bore diameter, patch and then size to throat diameter is pretty simple and works when you have a mold that drops bullets at g. Choose a design from our catalog or submit your own custom design.

However, the lead bullets i make for patching are designed to fit the diameter of the bore, not the groove, which means the paper patch is at. Mar 22, 2015 lube grooved bullet on left paper patched without the paper on the right one of the issues involved with paper patching is the bullet needs to fit the bore nearly perfectly for best results. Ive been following threads on the subject for a while but have yet to venture into it. To do this right, youll need the bullet to be at bore diameter, not groove diameter.

New paper patch approach by ed wosika linkedin slideshare. In addition to coming to this conclusion about prepatched bullet diameter, i also investigated the factors of bullet hardness, patch type and powder choice, hoping to further refine smokeless powder paperpatched loads. Paper patch bullet d reamer and shop made casting mold. The diameter of the cast slick and the thickness of the patching paper are at least a bit critical. Paper patched bullets are still available, and some blackpowder shooters still roll their own paper patched bullets for hunting and. Loading with correct 3855 winchester cases 3855 rifle.

Unfortunately hunting season is only 9 days here so i. Sizing paperpatched bullets for smokeless powder load data. Loaded in this fashion, with a grease ball and lubed paper, you should be able to shoot 10 shots and push all the fouling out the muzzel with one dry patch. A beginners guide to loading and shooting paper patched bullets for early black powder cartridge rifles. No sense in putting a paper jacket on an already jacketed bullet. Accurate bpcr paper patch bullets mississippi gun owners.

To ask that question again with a barrel such as the white muzzleloader with a. My purpose is to increase the understanding of the design and increase the successful use of paper patched bullets in competition and shooting. Finding the correct diameter for a groove diameter bullet. In the final chapter, he gives a quick summary of what works. I am very interested in learning more about paper patch bullets that will allow me to avoid resizing my brass, and still shoot patched tobore sized bullets in a standard chamber. His delightfully informative book on the subject, the paper jacket, is perhaps the best resource for a reloader interested in utilizing paperpatched bullets with smokeless powder. Not only is this the best 100yard group i have shot with this rifle, shooting a traditionally styled bore. If im correct, a paper patched bullet has a smaller diameter than a normal bullet. For a description of what a top punch is, please see our faq page. The projectile is cast to a diameter that is usually that of the bore and needs to be brought up to groove diameter by a uniform number of paper wrappings.

Jun 01, 2017 starline brass fire formed in a grease groove rolling block chamber cleaned, size checked, primed. Please order in the other features drop down box above. What would be the actual value of paper patching a jacketed bullet. I am thinking about this for a newly acquired gibbs. Some a bit better than others, but most factory chambered rifles can shoot paper patches quite well. If youre a diehard paper patched bullet shooter, youre undoubtedly familiar with paul matthews. Take note of the lack of cardboard or plastic wads. We describe another method to economically and simply custom fit the bullet to your rifle bore to make your military surplus rifle shoot. Specific bullet pre paper diameter, paper weight and powder charge would be appreciated. Unfortunately hunting season is only 9 days here so i havent been able to test these babies on game. Pretty much any chamber will shoot paper patched bullets. It may be a good idea to think about what diameter you want for the finished paper patched bullet. What diameter bullets are you paper patch shooters using in your shiloh 4570s, 4590s etc i am thinking about trying pp in my new shiloh. It has been my experience, however, that most of the cussin has been from folks with little or no personal experience with ppbs.