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Load data for .45 Blaser + .458 | 300gr | Lehigh Defense Controlled Fracturing

Recommended Powder(s): Accurate No. 11 FS, Vihtavuori N110

.45 Blaser + .458 | 300gr | Lehigh Defense Controlled Fracturing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 300gr | Lehigh Defense Controlled Fracturing
Manufacturer SKU:
Subsonic 02458300LP
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.125" | 28.6mm
Caliber:
.45 Blaser load data
Case Length (l3):
2.146" | 54.5mm
Cartridge Length (C.O.L.):
2.363" | 60.0mm
Seated Depth:
0.908" | 23.1mm
Shank Seated Depth:
0.783" | 19.9mm
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_B11092_C728
Last updated:
2025-11-12
Recommended Twist Rate:
1:27 - 1:23

Load data for 32 loads in caliber .45 Blaser with .458 | 300gr | Lehigh Defense Controlled Fracturing bullet and 16 powders such as Accurate No. 11 FS, Vihtavuori N110. 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".

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  • 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.

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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>>
95%
47195
88%
**03
100%
[ADI AR 2207]*
<<locked>>
96%
28761
54%
**65
93%
Accurate 5744
<<locked>>
93%
48109
90%
**92
96%
Accurate No. 11 FS 👍
<<locked>>
93%
47601
89%
**82
99%
Hodgdon LilGun
<<locked>>
89%
47645
89%
**44
100%
IMR 4227
<<locked>>
97%
39523
74%
**64
95%
Lovex D060
<<locked>>
96%
48269
90%
**98
96%
Lovex D063
<<locked>>
91%
47558
89%
**75
96%
Lovex S040
<<locked>>
87%
47311
88%
**03
100%
Lovex S053
<<locked>>
96%
36172
67%
**41
98%
[ReloadSwiss RS 36]*
<<locked>>
97%
36680
68%
**67
94%
SNPE Vectan BA6 1/2
<<locked>>
97%
34272
64%
**29
100%
Shooters World Blackout
<<locked>>
91%
47558
89%
**75
96%
Shooters World Buffalo Rifle
<<locked>>
96%
48269
90%
**98
96%
Vihtavuori N110 👍
<<locked>>
96%
43540
81%
**16
100%
[Vihtavuori N120]*
<<locked>>
97%
27311
51%
**03
94%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
31865
59%
**70
97%
[ADI AR 2207]*
<<locked>>
89%
23627
44%
**34
90%
[Accurate 5744]*
<<locked>>
81%
33924
63%
**55
91%
Accurate No. 11 FS
<<locked>>
81%
32271
60%
**49
95%
Hodgdon LilGun
<<locked>>
81%
35897
67%
**90
100%
[IMR 4227]*
<<locked>>
83%
26890
50%
**21
90%
[Lovex D060]*
<<locked>>
81%
31908
59%
**16
90%
[Lovex D063]*
<<locked>>
81%
33968
63%
**65
91%
Lovex S040
<<locked>>
81%
39247
73%
**95
100%
[Lovex S053]*
<<locked>>
81%
23685
44%
**78
94%
[ReloadSwiss RS 36]*
<<locked>>
86%
27006
50%
**70
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
22553
42%
**99
100%
[Shooters World Blackout]*
<<locked>>
81%
33968
63%
**65
91%
[Shooters World Buffalo Rifle]*
<<locked>>
81%
31908
59%
**16
90%
Vihtavuori N110
<<locked>>
81%
28108
52%
**70
100%
[Vihtavuori N120]*
<<locked>>
88%
21683
40%
**52
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

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