top of page

Load data for .45 Blaser + .458 | 300gr | Barnes X S

Recommended Powder(s): ADI AR 2207, IMR 4227, Lovex S053, ReloadSwiss RS 36

.45 Blaser + .458 | 300gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 300gr | Barnes X S
Manufacturer SKU:
45802
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.085" | 27.6mm
Caliber:
.45 Blaser load data
Case Length (l3):
2.146" | 54.5mm
Cartridge Length (C.O.L.):
2.657" | 67.5mm
Seated Depth:
0.574" | 14.6mm
Shank Seated Depth:
0.574" | 14.6mm
Case Capacity:
84.0 Grains of Water | 5.45 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
53664 psi | 3700 bar
LID:
LID_B806_C728
Last updated:
2025-01-01

Load data for 40 loads in caliber .45 Blaser with .458 | 300gr | Barnes X S bullet and 20 powders such as ADI AR 2207, IMR 4227, Lovex S053, ReloadSwiss RS 36. 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".

  • No data yet

  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    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.

    .

    Loading_icon.gif

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 AR 2205
<<locked>>
86%
47921
89%
**34
100%
ADI AR 2207 👍
<<locked>>
97%
42003
78%
**29
99%
Accurate 1680
<<locked>>
91%
48037
90%
**43
95%
Accurate 5744
<<locked>>
84%
47964
89%
**33
98%
Accurate No. 11 FS
<<locked>>
83%
48182
90%
**10
100%
[Alliant Reloder-10x]*
<<locked>>
97%
35447
66%
**18
94%
Alliant Reloder-7
<<locked>>
96%
44686
83%
**16
97%
[Baschieri & Pellagri 106]*
<<locked>>
97%
40567
76%
**01
92%
[Hodgdon H4198]*
<<locked>>
97%
44150
82%
**51
92%
IMR 4198
<<locked>>
97%
38595
72%
**15
96%
IMR 4227 👍
<<locked>>
93%
47848
89%
**20
99%
Lovex D060
<<locked>>
86%
47964
89%
**33
98%
Lovex S053 👍
<<locked>>
94%
47892
89%
**16
100%
Norma 200
<<locked>>
96%
39755
74%
**93
97%
ReloadSwiss RS 36 👍
<<locked>>
94%
47964
89%
**65
99%
SNPE Vectan BA6 1/2
<<locked>>
97%
47268
88%
**85
100%
Shooters World Buffalo Rifle
<<locked>>
86%
47964
89%
**33
98%
Vihtavuori N110
<<locked>>
88%
47616
89%
**54
100%
Vihtavuori N120
<<locked>>
97%
39856
74%
**54
100%
[Vihtavuori N130]*
<<locked>>
97%
33866
63%
**26
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
42032
78%
**49
100%
ADI AR 2207
<<locked>>
81%
27470
51%
**28
96%
[Accurate 1680]*
<<locked>>
81%
36071
67%
**33
91%
Accurate 5744
<<locked>>
81%
44251
82%
**70
97%
Accurate No. 11 FS
<<locked>>
81%
44788
83%
**64
100%
[Alliant Reloder-10x]*
<<locked>>
87%
27412
51%
**28
90%
[Alliant Reloder-7]*
<<locked>>
81%
29660
55%
**21
92%
[Baschieri & Pellagri 106]*
<<locked>>
93%
36201
67%
**23
90%
[Hodgdon H4198]*
<<locked>>
92%
38493
72%
**46
90%
[IMR 4198]*
<<locked>>
81%
26397
49%
**23
90%
IMR 4227
<<locked>>
81%
34592
64%
**90
97%
Lovex D060
<<locked>>
81%
41800
78%
**31
97%
Lovex S053
<<locked>>
81%
33895
63%
**83
99%
[Norma 200]*
<<locked>>
81%
26295
49%
**91
91%
ReloadSwiss RS 36
<<locked>>
81%
33330
62%
**06
96%
SNPE Vectan BA6 1/2
<<locked>>
81%
32285
60%
**59
100%
Shooters World Buffalo Rifle
<<locked>>
81%
41800
78%
**31
97%
Vihtavuori N110
<<locked>>
81%
40263
75%
**49
100%
Vihtavuori N120
<<locked>>
81%
26455
49%
**69
96%
[Vihtavuori N130]*
<<locked>>
89%
28137
52%
**95
90%

Start Load - Barrel Length: 23.60''

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

bottom of page