Winchester 748 I never shoot it when it is hot I start shooting about now on a frequent basis it doesnt get that hot here this time of year. It provides for a great velocity with the trusted performance of Winchester. Yes Win 748 works very well for heavy weight .223 bullets. If you are trying to push the ragged edge of pressure hot and cold weather loads will need to be made. The ammo is/was mostly 1919 fodder and performed just fine. My question involves Winchester 748 and 6mm ppc. Is it sensitive? The Win 760 smokeless ball powder is a spherical powder with a very consistent and reliable burn rate. I'd stay away from 748 myself, Reloader 15 @39.6 grains is what I would use. What gives? My preferred powders where temperature variation … Only thing is don't work up maximum loads in cool temperatures and shoot the same load in hot summertime. I used 5 targets (one per load at 100 yards, 1 five shot group on each target using Hornady 55gr SP/c and Winchester 748 25.6, 25.8, 26.0, 26.2, and 26.4 grains. YMMV RWJ. Burning rate is similar to 4064, Varget or RL-15, but more temperature sensitive. So is there any load data for Winchester Super handicap for handguns or rifle? I use WIN 748 for 5.56, 7.62, .30-30 and .30-06 with no issues. It is almost ideal for .308 Winchester and .30-30. Many new powders are … Scoobysmak Replies: 1 Views: 116 1/13/2021 11:38 PM Derek45 223 case trim question. And it ran them out at 3450 fps. ... Winchester 748 0.366" C.O.L. Keep up-to-date on new products, That group is very nice!! Personally neither of these powders have ever given me a problem. Squeeze It’s not like they (Virgil and the shooters at the warehouse) didn’t have n133 or h322. It shoots great, I do most of my hunting in sub zero weather I just don't want the groups opening up or the zero changing. 748 is cleaner than h335. It also shoots H335 good but not as good very close though. I have loaded BL-C(2) in both my .30-06 and my .308 but have not used Winchester 748. trends and tips from the leader in reloading. It is somewhat temperature sensitive and maybe just a little more sensitive than some other powders in .223 . It can be used in a wide variety of centerfire rifle loads including 222 Rem, 30 … 6.5 stabal was designed for the 6.5 creedmoor a lot of Ar competitors use to use 748 … It is a great all year round powder. I've ran W 748 in the 338/06 with 250 grainers ... but I've found it to be very temperature sensitive. Winchester 748 was accurate and clean burning in my 16” 6.5 Grendel. Its main selling point is that it's supposed to be insensitive to temperature swings, so testing that is the topic of this video. My results are quite similar between the Hodgdon, Alliant, and IMR powders. The max load for 748 with 140 grain bullets is 43.6 @2900 fps out of a 26" barrel. It is temperature sensitive. They are more sensitive easier to seat. I realize this is not exactly apples to apples, but I have. of W-748 and 50 gr. Both will work at low temps and high temps. I stopped using it along with WW760 (H414), & WW785. According to the Hodgdon data site, I am 1.5 grains under the max load for this powder/bullet combination as well as .055 longer on OAL. It is ideal for a wide variety of centerfire rifle loads, including 222 Remington, 30-30 Winchester, 308 Winchester, and up to 485 Winchester Magnum. 748 is the powder of choice for 223 Remington ammunition. ... WW748 can be temperature sensitive, especially in hot weather - watch storage conditions and sun heating. It is also ideal for a wide variety of centerfire rifle loads, including 222 Remington, 30-30 Winchester, 30 Winchester, and up to 458 Winchester Magnum. 3.225" Starting Load 52.0gr. I went to the loading data in the Lyman book and for the 150 grain jacketed XLC bullet in a .30-06 round it shows a starting charge of 48.5 gr for the BL-C(2) which yields a … I also tried to keep my ammo … I've shot group's with a 223 & 748 in temp's of 12 degree's..to..90 degree's. Ammo Deals: Winchester 748 Smokeless Powder, 4lb (4 Units) $93.96 FREE S&H CODE Ammoland Inc. Posted on December 10, 2020 January 5, 2021 by F Riehl, Editor in Chief This is my second 223 reload test, weather was cold, windy and wet at times. The Official Predator Masters Search Engine. 748 is the powder of choice for 223 Remington ammunition. What are it's advantages/disadvantages?? Temperatures ran from -20, fox hunting, to over 100 in dog towns, w/o any problems. Winchester 748 is a ball powder and the choice for loading 223 Remington cartridges. But I don’t see anyone using it. Hornady SX bullets. As mentioned above don't let your rounds bake in the sun. 748 is more temp sensitive than h335. 748 is very dirty powder, and temperature sensitive. Should be a very accurate load. ammunition. in a 22-250 load, with temperature sensitivity, so I know what temperature sensitivity means. Winchester 748 is a ball powder and the choice for loading 223 Remington cartridges. The low flame temperature of 748 extends barrel life compared to other similar speed powders. It shoots great now (60 degrees) can I expect the same groups when it gets cold out. I then repeated the test using the same targets.Total test took about 1 hour. Winchester StaBALL 6.5 – Temperature sensitivity test Today we have a look at StaBALL 6.5, a new powder from Winchester. Maintain stability in extremes of temperature and humidity; Winchester's non-corrosive, all-weather primers deliver fast, dependable ignition under any shooting condition. Only problem: thats a case full, and I cannot load them on the Dillon; it spills powder all over. What's your most accurate .308 / 7.62 x 51 load using Winchester 748? Thanks I just loaded up some more I am one grain below maximuim. That's a bummer about the heat sensitive since its starting to warm up. ... People use newer powders because they often are less temperature sensitive or have additives that lower copper build up like CFE223. In common hunting cartridges used to hunt big game within 400 yards or so, such as the .270 Winchester and .30-06 Springfield, extreme temperatures don't have enough effect, even on temperature-sensitive gunpowders, to cause you to miss a deer. Thank you for sharing Hodgdon Reloading data. It is also ideal for a wide variety of centerfire rifle loads, including 222 Remington, 30-30 Winchester, 30 Winchester, and up to 458 Winchester Magnum. Use WLR or Federal 210 primers ONLY with this stuff! The powder of choice for 223 Remington ammunition, 748 is ideal for a wide range of centerfire rifle loads, including 222 Remington, 30-30 Winchester, 30 Winchester, and up to 485 Winchester Magnum. Loads fired in the cold of winter will be noticeably hotter in the summer months. I tended to reduce my loads almost 10% for this reason. Hello all, I’m new to the forum and a club 6mm ppc shooter. H335 also had this bad rap for having problems in extreme temps. The low-flame temperature extends barrel life compared to other similar speed powder. Cold, windy and wet at times 6.5 – temperature sensitivity means all Winchester powder is powder... Powders as to temperature it provides for a great velocity with the performance! Copper build up like CFE223 is do n't let your rounds bake in the 50 's or way zero. 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