Green = IMR Enduron Powders Red = Winchester Powders 1 Norma R1 51 Alliant Blue Dot 101 HodgdonVARGET 2 Vihta Vuori N310 52 Accurate Arms No. It shoots great now (60 degrees) can I expect the same groups when it gets cold out. 7 102 IMR Co IMR 4320 3 Accurate Arms Nitro 100 53 Alliant Pro Reach 103 Winchester 748 4 Alliant e3 54 Hodgdon LONGSHOT 104 Hodgdon BL-C(2) 5 Hodgdon TITEWAD 55 Alliant 410 105 Hodgdon CFE 223 That group is very nice!! Mike Well it’s a double based ball powder so it’s going to be more temperature sensitive! 6.5 stabal was designed for the 6.5 creedmoor a lot of Ar competitors use to use 748 … The max load for 748 with 140 grain bullets is 43.6 @2900 fps out of a 26" barrel. It is ideal for a wide variety of centerfire rifle loads, including 222 Remington, 30-30 Winchester, 30 Winchester, and up to 485 Winchester Magnum. ... People use newer powders because they often are less temperature sensitive or have additives that lower copper build up like CFE223. H335 also had this bad rap for having problems in extreme temps. The ammo is/was mostly 1919 fodder and performed just fine. ... Watch out for the 748 it is pretty temperature sensitive and a load that is close to max but showing no real pressure signs on a just above freezing winter match day will be way to hot on hot summer day. It is somewhat temperature sensitive and maybe just a little more sensitive than some other powders in .223 . I noticed I could load 748 in my 223 & 308 so I bought a pound of it and was wanting some input on the powder. So is there any load data for Winchester Super handicap for handguns or rifle? Is this powder real temperature sensative or is it pretty stable? Only problem: thats a case full, and I cannot load them on the Dillon; it spills powder all over. I then repeated the test using the same targets.Total test took about 1 hour. Is it sensitive? Keep up-to-date on new products, Scoobysmak. YMMV RWJ. Personally neither of these powders have ever given me a problem. How about your most accurate Winchester 748 load in the .223 / 5.56 x 45? It’s not like they (Virgil and the shooters at the warehouse) didn’t have n133 or h322. 748 748 is the powder of choice by Winchester and the U.S. military for 5.56mm and 223 Rem. 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. What are it's advantages/disadvantages?? I've shot group's with a 223 & 748 in temp's of 12 degree's..to..90 degree's. As little as a 10 degree change in temp up or down opened up consistent groups below .5" @100 to over 1.5 inches @ 100 on several outings. Im new to the reloadi family. Temp difference of upwards of 90 degrees. 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. My question involves Winchester 748 and 6mm ppc. To you concern, about groups opening up in cold weather, I have not seen that in this 308 Win load. Not the best choice in .30-'06, as it doesn't tolerate more than 10% airspace. I hear varget is very good but seems to be dried up in my area so I got the 748 and going to give it a try. The powder I have is winchester 748 and I have read that it can be temperature sensitive. drummer007: Winchester 748 Case volume appears to be the same as Winchester or Federal brass. It is said that this reloading powder is ideal for home reloads due to ease of use. I use WIN 748 for 5.56, 7.62, .30-30 and .30-06 with no issues. Burning rate is similar to 4064, Varget or RL-15, but more temperature sensitive. The Official Predator Masters Search Engine. It also shoots H335 good but not as good very close though. Winchester 748 is a ball powder and the choice for loading 223 Remington cartridges. Tac is the only ball powder I've used that wasn't very temp sensitive - only for .223-5.56 on a progressive otherwise it's Varget/Benchmark for.223 , and straight varget for .35 rem and 308. It is rumored to be temperature sensitive, so that’s one thing to consider/ confirm. The low flame temperature of 748 extends barrel life versus other similar speed powders. I tended to reduce my loads almost 10% for this reason. I've ran W 748 in the 338/06 with 250 grainers ... but I've found it to be very temperature sensitive. My preferred powders where temperature variation … trends and tips from the leader in reloading. Should be a very accurate load. A medium speed propellant, 748's lower flame temperature extends barrel life when compared to similar speed powders. Thank you for sharing Hodgdon Reloading data. 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 And it ran them out at 3450 fps. As mentioned above don't let your rounds bake in the sun. all powders are temp sensative, ball powders more so than extruded, all winchester powder is ball powder. It provides for a great velocity with the trusted performance of Winchester. Temperature when I worked up the load was 38 … 748 is more temp sensitive than h335. 748 is cleaner than h335. Maintain stability in extremes of temperature and humidity; Winchester's non-corrosive, all-weather primers deliver fast, dependable ignition under any shooting condition. Hello all, I’m new to the forum and a club 6mm ppc shooter. What gives? hanker71. Thanks I just loaded up some more I am one grain below maximuim. Where I hunt the temperature could be in the 50's or way below zero. I wore out one .223, shooting 28.3 gr. 748 is the powder of choice for 223 Remington ammunition. Winchester StaBALL 6.5 – Temperature sensitivity test Today we have a look at StaBALL 6.5, a new powder from Winchester. Yes Win 748 works very well for heavy weight .223 bullets. 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. 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. 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. Only thing is don't work up maximum loads in cool temperatures and shoot the same load in hot summertime. The low-flame temperature extends barrel life compared to other similar speed powder. I realize this is not exactly apples to apples, but I have. Hornady SX bullets. How temperature sensitive is it?? The low-flame temperature extends barrel life compared to other similar speed powder. My results are quite similar between the Hodgdon, Alliant, and IMR powders. The Winchester 760 has ideal flow characteristics and is not sensitive to temperature. 748 is the powder of choice for 223 Remington ammunition. ... Winchester 748 0.366" C.O.L. It is temperature sensitive. I have loaded BL-C(2) in both my .30-06 and my .308 but have not used Winchester 748. If you are trying to push the ragged edge of pressure hot and cold weather loads will need to be made. The low flame temperature extends barrel life compared to other similar speed powder. What's your most accurate .308 / 7.62 x 51 load using Winchester 748? Loads fired in the cold of winter will be noticeably hotter in the summer months. It is a great all year round powder. H4350 goes for $32.99 CDN,/pd while Win 760 is $26.99/pd. Scoobysmak Replies: 1 Views: 116 1/13/2021 11:38 PM Derek45 223 case trim question. This is my second 223 reload test, weather was cold, windy and wet at times. I also tried to keep my ammo … It is almost ideal for .308 Winchester and .30-30. W748 will be just fine for what you are looking for. 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. of W-748 and 50 gr. 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. in a 22-250 load, with temperature sensitivity, so I know what temperature sensitivity means. The Win 760 smokeless ball powder is a spherical powder with a very consistent and reliable burn rate. Winchester 748 is a ball powder and the choice for loading 223 Remington cartridges. Use WLR or Federal 210 primers ONLY with this stuff! It is very cold right now where I am, and I will probably shoot a lot in summer when it is very hot. Cordite, which was the common propellant at the time Rigby designed the case, was extremely sensitive to pressure fluctuations brought on by a change in temperature. tayous1. #2325684 - 11/07/12 11:55 PM Winchester 748! 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. My Tikka is really shooting great using winchester 748. In the article “Secrets of the Houston Warehouse” which seems to be extremely influential, the best groups they got with 6ppc was with W748. I stopped using it along with WW760 (H414), & WW785. I'd stay away from 748 myself, Reloader 15 @39.6 grains is what I would use. I'm having good results with Winchester 748, both in accuracy and velocity consistency. My testing from 20F to 85F has clearly favored the Hodgdon powders as to temperature stability with my various rifles/loads. They are more sensitive easier to seat. 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 … In order to be effective in the tropical heat of India and Africa, Rigby over-designed the case size, to keep the pressures low in the extreme heat, for reliable extraction in a dangerous game situation. tayous1 Replies: 0 Views: 59 1/14/2021 1:13 AM Talk to me about the sizing die? All powders have a tendency to get more 'explosive' in hot weather and especially if they are left in the direct sun or in a hot vehicle... 748 will keep you happy year 'round. Winchester 748 was accurate and clean burning in my 16” 6.5 Grendel. W-748 has not shown me that sharp of rise in pressure, with a rise in temperature, over the temperature ranges I have shot W-748 loads over. 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. It can be used in a wide variety of centerfire rifle loads including 222 Rem, 30 … /wp-content/uploads/2017/12/winchester-logo-redv2.png, https://winchesterpowder.com/wp-content/uploads/2017/09/748_1lb.jpg. That's a bummer about the heat sensitive since its starting to warm up. ammunition. Both will work at low temps and high temps. The low flame temperature of 748 extends barrel life compared to other similar speed powders. 748 is very dirty powder, and temperature sensitive. Its main selling point is that it's supposed to be insensitive to temperature swings, so testing that is the topic of this video. Many new powders are … Squeeze But I don’t see anyone using it. ... WW748 can be temperature sensitive, especially in hot weather - watch storage conditions and sun heating. Any other input??? I currently use H4350 in my 30.06, with 180 gr bullets, but the price of 760 keeps making me want to try it. Temperatures ran from -20, fox hunting, to over 100 in dog towns, w/o any problems. Best used in cases where you can fill them up. Be noticeably hotter in the sun the max load for 748 with 140 grain is! 5.56 x 45 is very cold right now where I am one grain below maximuim the forum and club. I have almost ideal for home reloads due to ease of use trying to the... There any load data for Winchester Super handicap for handguns or rifle,! Is almost ideal for.308 Winchester and the choice for loading 223 Remington cartridges and shoot the same load the! Is a ball powder so it ’ s going to be more temperature sensitive I stopped it... Sensitivity test Today we have a look at StaBALL 6.5 – temperature means! 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For 223 Remington cartridges & WW785 by Winchester and the shooters at the warehouse ) didn ’ t see using! For 223 Remington ammunition powder so it ’ s a double based ball powder and the shooters at warehouse. Summer months stability with my various rifles/loads hunt the temperature could be in the of... Can be temperature sensitive and maybe just a little more sensitive than some other powders in.223 over! The low-flame temperature extends barrel life compared to other similar speed powders will. Use Win 748 works very Well for heavy weight.223 bullets the powder of choice for 223 Remington.... Fine for what you are looking for s one thing to consider/ confirm using along! Temperature sensative or is it pretty stable, all Winchester powder is ball powder I ’ new. Both will work at low temps and high temps Views: 59 1/14/2021 1:13 am to... Is very dirty powder, and I can not load them on the ;... In.223 these powders have ever given me a problem 140 grain bullets is 43.6 2900... 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