Description
RS 40, produced by Reload Swiss, is a versatile rifle propellant featuring a medium burn rate profile classified at 3, ideal for precision handloading applications. Its properties make it suitable for a variety of rifle calibers, particularly those requiring efficient and consistent powder performance, such as .308 Winchester, .30-06 Springfield, and .223 Remington. The powder is characterized by a fine-grained, spherical form which ensures excellent metering properties, crucial for achieving consistent charge weights during the reloading process. RS 40 demonstrates remarkable temperature stability, providing consistent performance in varying environmental conditions, which is a significant advantage for competition shooters and hunters alike. Reload Swiss is renowned in the handloading community for producing reliable and high-quality powders that offer superior ignition characteristics and reproducible results. For load development, reloaders should consider that RS 40's medium burn rate facilitates versatile applications, allowing for both standard and high-velocity load configurations with optimal pressure characteristics. Its specific formulation yields consistent velocities and tight shot group placements, making it a favored choice among experienced handloaders seeking precision and performance efficiencies.
Specifications
Burn Rate
4.8 (Medium)
Bulk Density
0.938 g/cm³
Density
1.600 g/cm³
Temperature Sensitivity
Low
Suitable Substitutes
Powders with a similar burn rate that may be suitable alternatives (also see burn rate chart):
Standard Loads — ReloadSwiss RS 40
Verified load data combinations using ReloadSwiss RS 40.
.17 Rem.
Berger .172 | 25gr | Berger Varmint 25gr
.17 Rem.
Hornady .172 | 25gr | Hornady V-MAX 25gr
.17 Rem.
Impala Bullets .172 | 22gr | Impala LW CFN 22gr
.17 Rem.
Nosler .172 | 20gr | Nosler Varmageddon BTip 20gr
.17 Rem.
Peregrine .172 | 22gr | Peregrine VLR-5 22gr
.20 BR
Berger .204 | 35gr | Berger FB Varmint 35gr
.20 BR
Berger .204 | 40gr | Berger Varmint 40gr
.20 BR
Hornady .204 | 32gr | Hornady V-MAX 32gr
.20 BR
Hornady .204 | 40gr | Hornady V-MAX 40gr
.20 BR
Hornady .204 | 45gr | Hornady SP 45gr
.20 BR
Impala Bullets .204 | 30gr | Impala LWHV LS 30gr
.20 BR
Impala Bullets .204 | 30gr | Impala LW CFN 30gr
.20 BR
Lehigh Defense .204 | 28gr | Lehigh Defense Controlled Chaos 28gr
.20 BR
Nosler .204 | 32gr | Nosler Ballistic Tip Lead Free 32gr
.20 BR
Nosler .204 | 32gr | Nosler Varmageddon HP 32gr
.20 BR
Nosler .204 | 32gr | Nosler Ballistic Tip Varmint 32gr
.20 BR
Nosler .204 | 32gr | Nosler Varmageddon 32gr
.20 BR
Nosler .204 | 32gr | Nosler CT Ballistic Silvertip RN 32gr
Subsonic Loads — ReloadSwiss RS 40
Verified subsonic load data combinations using ReloadSwiss RS 40.
.30-06 Spring.
Berger .308 | 230gr | Berger Hybrid OTM Tactical 230gr
.30-06 Spring.
Berger .308 | 230gr | Berger Hybrid Target 230gr
.30-06 Spring.
Discreet Ballistics .308 | 188gr | Discreet Ballistics Selous Machined Expander 188gr
.30-06 Spring.
Hornady .308 | 175gr | Hornady Sub-X 175gr
.30-06 Spring.
Hornady .308 | 190gr | Hornady Sub-X 190gr
.30-06 Spring.
Lapua .308 | 200gr | Lapua Subsonic 200gr
.30-06 Spring.
MAKER .308 | 200gr | MAKER 200 Grain .308 Expanding Subsonic Blackout Bullets 200gr
.30-06 Spring.
MAKER .308 | 220gr | MAKER 300 blackout 220gr
.30-06 Spring.
Peregrine .308 | 155gr | Peregrine Subsonic 155gr
.30-06 Spring.
Reichenberg .308 | 154gr | Reichenberg HDB Subsonic 154gr
.30-06 Spring.
Reichenberg .308 | 200gr | Reichenberg Subsonic 200gr
.30-06 Spring.
Sierra .308 | 220gr | Sierra MatchKing 220gr
.30-06 Spring.
Styria Arms | AERO .308 | 95gr | AERO SUB-I,- smax:11.30 95gr
.30-06 Spring.
Styria Arms | AERO .308 | 115gr | AERO SUB,- smax:11.40 115gr
.30-06 Spring.
Styria Arms | AERO .308 | 190gr | AERO SUB,- smax:23.90 190gr
.308 Win.
Discreet Ballistics .308 | 188gr | Discreet Ballistics Selous Machined Expander 188gr
.308 Win.
Hornady .308 | 175gr | Hornady Sub-X 175gr
.308 Win.
Hornady .308 | 190gr | Hornady Sub-X 190gr
Community Loads — ReloadSwiss RS 40
Sample load data calculated with ReloadSwiss RS 40.
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| Cartridge | Bullet | Barrel (in) | Charge (gr) | OAL (in) | Case Volume (GoW) | Max. Pressure (psi) | Muzzle Velocity (fps) |
|---|---|---|---|---|---|---|---|
| .172 | 25gr | Hornady V-MAX | 23.6 | 22.0 | 2.16 | 28.7 | 50,314 (82%) | 3885 | |
| .172 | 25gr | Hornady V-MAX | 23.6 | 21.0 | 2.15 | 26.5 | 51,692 (84%) | 3875 | |
| .224 | 50gr | Hornady V-MAX | 17.1 | ••.• | 2.13 | 27.9 | 51,605 (96%) | 2969 | |
| .224 | 53gr | Hornady Match | 23.8 | ••.• | 2.17 | 27.9 | 40,698 (76%) | 2953 | |
| .224 | 50gr | Hornady V-MAX | 17.1 | 22.0 | 2.13 | 27.9 | 50,285 (94%) | 2943 | |
| .224 | 40gr | Sierra Tipped VarmintKing | 24.0 | ••.• | 2.27 | 30.0 | 49,700 (90%) | 3494 | |
| .224 | 52gr | LOS Hunter Tactic | 23.6 | ••.• | 2.26 | 30.0 | 51,886 (94%) | 3238 | |
| .224 | 52gr | LOS Hunter Tactic | 23.6 | ••.• | 2.26 | 30.0 | 43,488 (79%) | 3084 | |
| .224 | 52gr | LOS Hunter Tactic | 23.6 | ••.• | 2.26 | 30.0 | 41,736 (76%) | 3045 | |
| .224 | 55gr | CamPro FMJ SBT | 20.0 | ••.• | 2.26 | 30.0 | 51,893 (94%) | 3031 | |
| .224 | 55gr | Hornady V-MAX | 20.1 | ••.• | 2.26 | 30.0 | 48,573 (88%) | 3002 | |
| .224 | 55gr | Barnes TTSX BT | 20.1 | ••.• | 2.26 | 30.0 | 48,486 (88%) | 2995 | |
| .224 | 52gr | LOS Hunter Tactic | 23.6 | ••.• | 2.26 | 30.0 | 37,961 (69%) | 2959 | |
| .224 | 55gr | Sierra HPBT GameKing | 19.7 | ••.• | 2.20 | 30.0 | 45,188 (82%) | 2933 | |
| .224 | 55gr | CamPro FMJ SBT | 16.5 | ••.• | 2.26 | 30.0 | 50,386 (92%) | 2907 | |
| .224 | 55gr | CamPro FMJ SBT | 16.5 | ••.• | 2.26 | 30.0 | 48,437 (88%) | 2874 | |
| .224 | 55gr | Hornady V-MAX | 20.1 | ••.• | 2.26 | 30.0 | 42,084 (77%) | 2874 | |
| .224 | 75gr | Hornady ELD Match | 20.0 | ••.• | 2.41 | 30.0 | 54,494 (99%) | 2736 |
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