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Load data for .45 Win. Mag. + .452 | 255gr | LEE Mold 452-255-RF

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Recommended Powder(s): ADI AP 100, SNPE Vectan BA7 1/2, Vihtavuori 3N37, Vihtavuori N350

.45 Win. Mag. + .452 | 255gr | LEE Mold 452-255-RF

Load Specifications

LEE Load Data | xxlreloading.com

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 110 loads in caliber .45 Win. Mag. with a .452 | 255gr | LEE Mold 452-255-RF bullet based on the specified parameters like bullet length, cartridge length, and case capacity as shown 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 below - see here.

    • our load data might deviate from other sources - see most common reasons here

    • all loads are based on the bullet and case dimensions shown further below - see here what to do if you deviate.

    • you can set your own specifications in the "Personalized Load Calculator"

    • Go to the bottom of the "My Account " page to set the measure system (imperial vs. metric) 

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    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    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.

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
94%
86%
99%
ADI AP 70N
65%
86%
100%
ADI AS 30
74%
87%
100%
ADI AS 50N
71%
86%
100%
Accurate No. 2
73%
89%
100%
Accurate No. 7
76%
89%
93%
Accurate No. 9
84%
88%
87%
Accurate Solo 1000
73%
86%
100%
Accurate Solo 1250
79%
88%
100%
Accurate TCM
83%
86%
88%
Alliant 2400
96%
90%
84%
Alliant BULLSEYE
69%
88%
100%
Alliant POWER PISTOL
78%
86%
98%
Alliant UNIQUE
79%
88%
100%
Baschieri & Pellagri 100
74%
87%
100%
Hodgdon Clays
69%
85%
100%
Hodgdon HS-6
65%
89%
100%
Hodgdon Universal
73%
89%
100%
Hodgdon TrailBoss
96%
37%
100%
Lovex D037.1
76%
89%
93%
Lovex D037.2
82%
87%
86%
Lovex S011
64%
89%
100%
Lovex S020
70%
85%
100%
Maxam CSB 1
82%
87%
100%
Maxam CSB 2
78%
87%
100%
Maxam CSB 3
77%
88%
100%
Maxam CSB 4
75%
90%
100%
Maxam CSB 5
71%
90%
100%
Ramshot Enforcer
96%
88%
85%
Ramshot Silhouette
66%
89%
100%
ReloadSwiss RS 12
67%
85%
100%
ReloadSwiss RS 14
96%
34%
100%
ReloadSwiss RS 20
81%
90%
100%
ReloadSwiss RS 24
81%
86%
95%
Rottweil P 801
63%
86%
100%
Rottweil P 806
86%
86%
100%
SNPE Vectan A0
82%
88%
100%
SNPE Vectan BA 9
75%
90%
100%
SNPE Vectan BA10
69%
89%
100%
SNPE Vectan BA7 1/2
87%
88%
100%
SNPE Vectan BA9 1/2
76%
90%
100%
Shooters World Heavy Pistol
82%
87%
86%
Shooters World Major Pistol
76%
89%
93%
Somchem MP200
72%
86%
100%
Somchem MS200
77%
88%
100%
Somchem S221
69%
88%
97%
Vihtavuori 3N37
80%
88%
100%
Vihtavuori 3N38
92%
87%
95%
Vihtavuori N105
97%
79%
98%
Vihtavuori N320
72%
88%
100%
Vihtavuori N32C Tin Star
96%
83%
100%
Vihtavuori N330
73%
86%
100%
Vihtavuori N340
77%
86%
100%
Vihtavuori N350
83%
87%
100%
Winchester 231
63%
89%
100%

Max Load - Barrel Length: 

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AP 100
61%
34%
86%
ADI AP 70N
61%
77%
100%
ADI AS 30
62%
63%
100%
ADI AS 50N
61%
67%
100%
Accurate No. 2
61%
60%
100%
Accurate No. 7
61%
50%
83%
Accurate No. 9
75%
64%
81%
Accurate Solo 1000
61%
63%
100%
Accurate Solo 1250
61%
53%
100%
Accurate TCM
73%
60%
81%
Alliant 2400
90%
75%
81%
Alliant BULLSEYE
61%
70%
100%
Alliant POWER PISTOL
61%
51%
92%
Alliant UNIQUE
61%
52%
100%
Baschieri & Pellagri 100
61%
59%
100%
Hodgdon Clays
61%
70%
100%
Hodgdon HS-6
61%
77%
100%
Hodgdon Universal
61%
62%
100%
Hodgdon TrailBoss
69%
21%
100%
Lovex D037.1
61%
50%
83%
Lovex D037.2
74%
63%
80%
Lovex S011
61%
79%
100%
Lovex S020
61%
62%
100%
Maxam CSB 1
62%
51%
100%
Maxam CSB 2
61%
53%
100%
Maxam CSB 3
61%
57%
100%
Maxam CSB 4
61%
62%
100%
Maxam CSB 5
61%
69%
100%
Ramshot Enforcer
90%
70%
80%
Ramshot Silhouette
61%
77%
100%
ReloadSwiss RS 12
61%
72%
100%
ReloadSwiss RS 14
69%
19%
100%
ReloadSwiss RS 20
61%
50%
100%
ReloadSwiss RS 24
61%
45%
83%
Rottweil P 801
61%
81%
100%
Rottweil P 806
61%
34%
91%
SNPE Vectan A0
61%
50%
100%
SNPE Vectan BA 9
61%
61%
100%
SNPE Vectan BA10
62%
74%
100%
SNPE Vectan BA7 1/2
61%
42%
95%
SNPE Vectan BA9 1/2
61%
60%
100%
Shooters World Heavy Pistol
74%
63%
80%
Shooters World Major Pistol
61%
50%
83%
Somchem MP200
61%
62%
100%
Somchem MS200
61%
55%
100%
Somchem S221
61%
67%
94%
Vihtavuori 3N37
61%
48%
98%
Vihtavuori 3N38
66%
38%
81%
Vihtavuori N105
69%
32%
81%
Vihtavuori N320
61%
64%
100%
Vihtavuori N32C Tin Star
61%
36%
100%
Vihtavuori N330
61%
59%
100%
Vihtavuori N340
61%
53%
100%
Vihtavuori N350
61%
44%
97%
Winchester 231
61%
85%
100%

Start Load - Barrel Length: 

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.

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