Load data for .45 Win. Mag. + .452 | 225gr | Rim Rock SWC?HP Gas Check

Recommended Powder(s): Hodgdon HS-6, Vihtavuori 3N37

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.452 \| 225gr \| Rim Rock SWC?HP Gas Check
Manufacturer SKU:	#423
Bullet Weight:	225gr \| 14.6g
Bullet Diameter:	0.452" \| 11.48mm
Bullet Length:	0.673" \| 17.1mm
Caliber:	.45 Win. Mag. load data
Case Length (l3):	1.198" \| 30.4mm
Cartridge Length (C.O.L.):	1.551" \| 39.4mm
Seated Depth:	0.320" \| 8.1mm
Shank Seated Depth:	0.320" \| 8.1mm
Case Capacity:	38.0 Grains of Water \| 2.47 cm³
Primer Size:	Small Pistol Magnum (SPM)
Max. allowed Pressure:	39885 psi \| 2750 bar
LID:	LID_B10658_C740
Last updated:	2025-01-01

Load data for 114 loads in caliber .45 Win. Mag. with .452 | 225gr | Rim Rock SWC?HP Gas Check bullet and 57 powders such as Hodgdon HS-6, Vihtavuori 3N37. The key underlying parameters are shown in the table above.

Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service.

Questions regarding the load data: Please read the information in the next tab "Explanations".
A load must fulfill certain criteria to be listed in the default view below - see "powder criteria to fulfill to be listed".

Our load data might deviate from other sources - see the "most common reasons for deviations".

All loads are based on the bullet and case dimensions shown under "Load Specifications" - see "reloading suggestions" if you deviate.

You can set your specifications in the "Personalized Load Calculator".

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Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads, >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.
Case Length (Inch)
Case Length (mm)
CaseCapacity (GoW)
Min z (%)
Min FR (%)
Max FR*
Barrel Length (Inch)
Barrel Length (cm)
Safety Buffer (%)
.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100	<<locked>>	96%	33141	83%	**52	97%
ADI AP 70N	<<locked>>	67%	34200	86%	**70	100%
ADI APS 350	<<locked>>	73%	34737	87%	**96	100%
ADI APS 450	<<locked>>	74%	34664	87%	**25	100%
ADI AS 30	<<locked>>	76%	34679	87%	**68	100%
ADI AS 50N	<<locked>>	72%	34272	86%	**11	100%
Accurate No. 2	<<locked>>	74%	34011	85%	**86	100%
Accurate No. 7	<<locked>>	78%	35534	89%	**47	90%
[Accurate No. 9]*	<<locked>>	86%	35360	89%	**24	84%
Accurate Solo 1000	<<locked>>	76%	35157	88%	**04	100%
Accurate Solo 1250	<<locked>>	82%	35505	89%	**66	100%
[Accurate TCM]*	<<locked>>	87%	35868	90%	**24	85%
[Alliant BLUE DOT]*	<<locked>>	97%	32387	81%	**78	87%
Alliant BULLSEYE	<<locked>>	72%	35375	89%	**32	100%
Alliant POWER PISTOL	<<locked>>	81%	34838	87%	**21	97%
Alliant UNIQUE	<<locked>>	82%	35462	89%	**42	100%
Baschieri & Pellagri 100	<<locked>>	77%	35302	88%	**11	100%
Hodgdon Clays	<<locked>>	73%	35302	88%	**15	100%
Hodgdon HS-6 👍	<<locked>>	66%	34403	86%	**58	100%
Hodgdon Longshot	<<locked>>	64%	35230	88%	**65	100%
Hodgdon Universal	<<locked>>	74%	34200	86%	**70	100%
Hodgdon TrailBoss	<<locked>>	93%	13735	34%	**3	100%
Lovex D037.1	<<locked>>	78%	35534	89%	**47	90%
[Lovex D037.2]*	<<locked>>	85%	34403	86%	**11	83%
Lovex S011	<<locked>>	65%	34229	86%	**24	100%
Lovex S020	<<locked>>	73%	34389	86%	**83	100%
Maxam CSB 1	<<locked>>	83%	34316	86%	**53	100%
Maxam CSB 2	<<locked>>	81%	35288	88%	**70	100%
Maxam CSB 3	<<locked>>	80%	35853	90%	**43	100%
Maxam CSB 4	<<locked>>	76%	34664	87%	**11	100%
Maxam CSB 5	<<locked>>	71%	34621	87%	**61	100%
Ramshot Silhouette	<<locked>>	67%	34838	87%	**32	100%
ReloadSwiss RS 12	<<locked>>	71%	35781	90%	**53	100%
ReloadSwiss RS 14	<<locked>>	95%	12952	32%	**3	100%
ReloadSwiss RS 20	<<locked>>	83%	34911	88%	**32	100%
ReloadSwiss RS 24	<<locked>>	83%	34722	87%	**17	92%
Rottweil P 801	<<locked>>	65%	34156	86%	**01	100%
Rottweil P 806	<<locked>>	89%	34258	86%	**47	100%
SNPE Vectan A0	<<locked>>	84%	35476	89%	**99	100%
SNPE Vectan BA 9	<<locked>>	76%	35157	88%	**63	100%
SNPE Vectan BA10	<<locked>>	70%	35650	89%	**35	100%
SNPE Vectan BA7 1/2	<<locked>>	88%	34301	86%	**39	100%
SNPE Vectan BA9 1/2	<<locked>>	77%	35418	89%	**76	100%
[Shooters World Heavy Pistol]*	<<locked>>	85%	34403	86%	**11	83%
Shooters World Major Pistol	<<locked>>	78%	35534	89%	**47	90%
Somchem MP200	<<locked>>	75%	35404	89%	**32	100%
Somchem MS200	<<locked>>	80%	35505	89%	**06	100%
Somchem S221	<<locked>>	70%	34301	86%	**91	95%
Vihtavuori 3N37 👍	<<locked>>	83%	35679	89%	**81	100%
Vihtavuori 3N38	<<locked>>	95%	34824	87%	**11	93%
Vihtavuori N105	<<locked>>	96%	28326	71%	**68	94%
Vihtavuori N320	<<locked>>	73%	34026	85%	**07	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	32285	81%	**19	100%
Vihtavuori N330	<<locked>>	76%	34867	87%	**80	100%
Vihtavuori N340	<<locked>>	80%	34809	87%	**06	100%
Vihtavuori N350	<<locked>>	86%	35578	89%	**68	100%
Winchester 231	<<locked>>	64%	35273	88%	**53	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	12966	33%	**5	82%
ADI AP 70N	<<locked>>	61%	28848	72%	**01	100%
ADI APS 350	<<locked>>	61%	26731	67%	**7	100%
ADI APS 450	<<locked>>	61%	25498	64%	**14	100%
ADI AS 30	<<locked>>	61%	23714	59%	**30	100%
ADI AS 50N	<<locked>>	61%	25208	63%	**96	100%
Accurate No. 2	<<locked>>	61%	23134	58%	**25	100%
[Accurate No. 7]*	<<locked>>	64%	21437	54%	**98	81%
[Accurate No. 9]*	<<locked>>	81%	29559	74%	**39	81%
Accurate Solo 1000	<<locked>>	61%	24366	61%	**63	100%
Accurate Solo 1250	<<locked>>	61%	20450	51%	**56	100%
[Accurate TCM]*	<<locked>>	79%	27688	69%	**96	81%
[Alliant BLUE DOT]*	<<locked>>	84%	22713	57%	**11	81%
Alliant BULLSEYE	<<locked>>	61%	26556	67%	**11	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	18826	47%	**22	88%
Alliant UNIQUE	<<locked>>	61%	20189	51%	**06	100%
Baschieri & Pellagri 100	<<locked>>	61%	22989	58%	**53	100%
Hodgdon Clays	<<locked>>	61%	27209	68%	**17	100%
Hodgdon HS-6	<<locked>>	61%	28500	71%	**66	98%
Hodgdon Longshot	<<locked>>	61%	32097	80%	**25	100%
Hodgdon Universal	<<locked>>	61%	24120	60%	**32	100%
Hodgdon TrailBoss	<<locked>>	61%	7092	18%	**9	100%
[Lovex D037.1]*	<<locked>>	64%	21437	54%	**98	81%
[Lovex D037.2]*	<<locked>>	81%	30211	76%	**48	81%
Lovex S011	<<locked>>	61%	30385	76%	**75	100%
Lovex S020	<<locked>>	61%	23917	60%	**45	100%
Maxam CSB 1	<<locked>>	61%	18840	47%	**24	100%
Maxam CSB 2	<<locked>>	61%	20378	51%	**66	100%
Maxam CSB 3	<<locked>>	61%	22104	55%	**60	100%
Maxam CSB 4	<<locked>>	61%	23975	60%	**70	100%
Maxam CSB 5	<<locked>>	61%	26905	67%	**66	100%
Ramshot Silhouette	<<locked>>	61%	28427	71%	**50	100%
ReloadSwiss RS 12	<<locked>>	61%	26745	67%	**45	100%
ReloadSwiss RS 14	<<locked>>	64%	7020	18%	**2	98%
ReloadSwiss RS 20	<<locked>>	61%	18217	46%	**76	100%
[ReloadSwiss RS 24]*	<<locked>>	64%	18695	47%	**12	81%
Rottweil P 801	<<locked>>	61%	30603	77%	**65	100%
[Rottweil P 806]*	<<locked>>	61%	12444	31%	**01	86%
SNPE Vectan A0	<<locked>>	61%	19290	48%	**50	100%
SNPE Vectan BA 9	<<locked>>	61%	22902	57%	**93	100%
SNPE Vectan BA10	<<locked>>	61%	28050	70%	**47	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	15969	40%	**04	92%
SNPE Vectan BA9 1/2	<<locked>>	61%	22408	56%	**93	100%
[Shooters World Heavy Pistol]*	<<locked>>	81%	30211	76%	**48	81%
[Shooters World Major Pistol]*	<<locked>>	64%	21437	54%	**98	81%
Somchem MP200	<<locked>>	61%	23148	58%	**55	100%
Somchem MS200	<<locked>>	61%	21422	54%	**02	100%
Somchem S221	<<locked>>	61%	25034	63%	**34	90%
Vihtavuori 3N37	<<locked>>	61%	17883	45%	**73	95%
[Vihtavuori 3N38]*	<<locked>>	72%	17521	44%	**89	81%
[Vihtavuori N105]*	<<locked>>	76%	15069	38%	**70	81%
Vihtavuori N320	<<locked>>	61%	24555	62%	**93	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	14344	36%	**0	100%
Vihtavuori N330	<<locked>>	61%	22611	57%	**12	100%
Vihtavuori N340	<<locked>>	61%	20421	51%	**86	100%
Vihtavuori N350	<<locked>>	61%	16230	41%	**37	94%
Winchester 231	<<locked>>	61%	31676	79%	**11	100%

Start Load - Barrel Length: 5.50''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber

V(0) ... muzzle velocity in feet per second (fps) or meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍 ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

<<locked>>... you need to buy an access license to unlock the data