Reload Swiss Load Data

Reload Swiss RS® is the premium brand of high-performance reloading powders developed by Nitrochemie Wimmis AG, a company with nearly 100 years of expertise in the production of advanced propellants. Designed for precision-oriented shooters, Reload Swiss RS® powders offer unmatched uniformity, burn characteristics, and temperature stability—making them ideal for both target shooting and hunting under diverse environmental conditions. Every powder in the Reload Swiss RS® range is manufactured in Switzerland with meticulous attention to detail, ensuring consistent quality from batch to batch. Strict quality control is applied throughout the entire production and packaging process to meet the exacting demands of reloaders seeking repeatable accuracy and optimal ballistic performance. Trusted by some of the world’s top competitive shooters, Reload Swiss RS® has earned a reputation for reliability, clean burning properties, and exceptional performance across calibers. The product line is supported by a well-established distribution network throughout Europe, ensuring dependable availability and customer support. Nitrochemie and its distribution partners are committed to the reloading community, providing valuable load data, technical support, and practical advice. This collaborative approach helps shooters get the most out of Reload Swiss RS® products while expanding the collective knowledge base of reloading excellence. For shooters who demand Swiss-made precision and performance, Reload Swiss RS® is the powder of choice.

We have load data for the following Reload Swiss powders:

ReloadSwiss RS 14

S14 has been developed specifically for the needs of Reload Swiss RS. Boasting a unique combination of minimal bulk density, low energy content and high vivacity, it is suitable for reduced loads, light cowboy action loads and subsonic loads for revolver and rifle calibres.

ReloadSwiss RS 12

RS12 has been specifically developed as complement to the Reload-Swiss RS portfolio. At the moment of launch it is ReloadSwiss quickest powder. It is suitable for many pistol and smaller revolver calibers. For applications which do not result satisfying in combination with RS20 in regard to unburnt residues. Standard calibers .38 Special , .40 S&W, .45 ACP, 9 mm Luger.

ReloadSwiss RS 20

RS20 was developed many years ago on behalf of the Swiss Army for 9 mm pistol ammunition. Since then, it has proved highly effective in a variety of different pistol calibers. Until now, RS20 has been supplied by various dealers in Switzerland. Standard calibers 9 mm Luger .38 Special, .40 S&W, 7.62 x 25 Tokarev, 7.65 Parabellum.

ReloadSwiss RS 24

SwissReload developed the RS24 propellant powder in cooperation with the IPSC national champion, especially for the Open Division. However, the powder can also be used in other large-bore handgun cartridges. Standard calibers 9 mm Major, .38 Super Auto, 9 x 21 ., 40 S&W with heavy bullets, .357 Magnum, .44 Rem. Mag.

ReloadSwiss RS 30

RS30 propellant powder was developed for the .22 caliber Hornet. It is also especially suitable for large-bore revolver cartridges. Standard calibers .22 Hornet, .30 - 30 Win., 300 AAC BLACKOUT, .357 Magnum, .44 Rem. Mag.

ReloadSwiss RS 36

With the RS36, developed in 2015, charges between RS30 and RS40 can be better optimized. The RS36 was tuned to the caliber 7.62 x 39, but it also works very well in the area of level-action rifles. Standard calibers 7.62 x 39, .222 Rem., .223 Rem. with lightweight bullets up to 50gr, .30-30 Win., .444 Marlin, .45-70 Govt.

ReloadSwiss RS 40

RS40 derives directly from ReloadSwiss successful, military-qualified 5.56 mm propellant powder. This makes it the perfect powder for .222 Rem. and .223 Rem. It also works extremely well with medium-bore cartridges such as the .308 Win. in combination with lightweight bullets. Standard calibers .222 Rem., .223 Rem. , .300 Savage , .308 Win. with lightweight bullets.

ReloadSwiss RS 50

RS50 is a universally useable .308 Win. propellant. It is extremely benign and therefore ideal for use in many popular, medium-bore hunting calibers. Standard calibers .308 Win., .375 H&H Mag., 7 mm - 08 Rem. , 8 x 57 IS, 9.3 x 64 Brenneke

ReloadSwiss RS 52

When it comes to applications, RS52 propellant is comparable to RS50. In short, it is a typical 308 Win. powder, featuring an outstanding pressure/velocity ratio and flat temperature behavior. Standard calibers .308 Win. .30 - 06 Spring. with lightweight bullets, 6 mm BR Norma, 7 mm - 08 Rem., 8 x 57 IS.

ReloadSwiss RS 60

RS60 is ideal for .30-06 Springfield cartridges. In addition, it can be used to load many short magnums. This propellant is perfect for high-performance applications and features excellent temperature behavior. Standard calibers .260 Rem. , .30 - 06 Spring., .30 - 284 Win, 6.5 x 47 Lapua , 6.5 x 55 SE, 7.5 x 55 Swiss, 7.62 x 54 R

ReloadSwiss RS 62

RS62 propellant was originally developed for 270 Win., but is also superb for .30-06 Spring. cartridges. In terms of vivacity, it approaches RS60, but RS62 operates with significantly lower energy content and thus produces less barrel wear. A genuine alternative for shooters who are looking for a straightforward, honest, easy-to-use propellant powder for magnum cartridges in light and medium-weight applications. Standard calibers .270 Win. , .30 - 06 Spring. ,7 mm - 08 Rem. ,7 x 64, 7.62 x 54 R.

ReloadSwiss RS 70

The RS70 is especially well suited for large-caliber hunting cartridges. It was originally developed for .300 Win. Mag., but also lends itself to many other magnum cartridges. Standard calibers .243 Win. .300 Win. Mag. .338 Lapua Mag.

ReloadSwiss RS 76

RS76 is especially well suited for Magnum cartridges. It is the ideal solution for closing the wide gap between RS70 and RS80. The new RS76 has inherited all the best traits of RS70 (European Champion, F-Class). Standard calibers 7mm Rem Mag. 7mm STW .300 Norma Mag. .300 Rem Ultra Mag. .338 Norma Mag. .338 Lapua Mag.

ReloadSwiss RS 80

Designed especially for heavy-duty magnum cartridges, RS80 is ReloadSwiss slowest burning powder. It was originally developed for .338 Lapua Mag., but works extremely well even with .50 cal. Browning rounds. Optimized for temperature behaviour, RS80 displays excellent pressure/velocity ratios in numerous calibers. Standard calibers .338 Lapua Mag., 7 mm Rem. Mag., .50 Browning,

Reload Swiss Powders used by our Community for the 10 most popular Calibers

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