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Load data for .300 Blaser Mag + .308 | 150gr | Lapua Mega

Recommended Powder(s):

.300 Blaser Mag + .308 | 150gr | Lapua Mega

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Lapua Mega
Manufacturer SKU:
4PL7057 | E469
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.955" | 24.3mm
Caliber:
.300 Blaser Mag load data
Case Length (l3):
2.519" | 64.0mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.184" | 4.7mm
Shank Seated Depth:
0.184" | 4.7mm
Case Capacity:
92.4 Grains of Water | 6.00 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B3147_C351
Last updated:
2025-01-01

Load data for 146 loads in caliber .300 Blaser Mag with .308 | 150gr | Lapua Mega bullet and 73 powder(s). 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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    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 AR 2208
85%
89%
100%
ADI AR 2209
97%
90%
97%
ADI AR 2213
97%
81%
94%
Accurate 2700
86%
90%
98%
Accurate 3100
97%
80%
98%
Accurate 4064
83%
89%
100%
Accurate 4350
91%
90%
100%
Alliant Reloder- TS 15.5
85%
90%
100%
Alliant Reloder-16
93%
89%
100%
Alliant Reloder-17
88%
90%
100%
Alliant Reloder-19
97%
89%
97%
Alliant Reloder-22
97%
79%
96%
Alliant Reloder-23
97%
75%
100%
Alliant Reloder-25
97%
66%
97%
Alliant Reloder-26
97%
86%
100%
Hodgdon CFE223
83%
90%
100%
Hodgdon H380
84%
90%
100%
Hodgdon H414
87%
89%
98%
Hodgdon H4350
94%
90%
98%
Hodgdon H4831
97%
75%
92%
Hodgdon H4831 SC
97%
85%
94%
Hodgdon Hybrid 100V
95%
90%
100%
Hodgdon LVR
90%
90%
100%
Hodgdon Superperformance
90%
90%
98%
Hodgdon VARGET
86%
89%
100%
Hodgdon TrailBoss
97%
57%
100%
IMR 4064
86%
90%
100%
IMR 4166 Enduron
87%
90%
98%
IMR 4350
92%
90%
98%
IMR 4451 Enduron
88%
90%
98%
IMR 4831
96%
90%
100%
IMR 4955 Enduron
97%
84%
94%
IMR 7828 SSC
97%
83%
95%
Lovex S062
83%
89%
100%
Lovex S065
90%
90%
99%
Lovex S070
91%
89%
99%
Lovex S071
97%
67%
96%
Norma 203B
83%
89%
100%
Norma 204
92%
90%
97%
Norma MRP
97%
85%
98%
Norma URP
92%
89%
100%
Ramshot Hunter
92%
89%
99%
Ramshot Magnum
97%
78%
96%
ReloadSwiss RS 14
96%
58%
100%
ReloadSwiss RS 50
84%
90%
99%
ReloadSwiss RS 52
83%
90%
100%
ReloadSwiss RS 60
89%
89%
100%
ReloadSwiss RS 62
91%
89%
100%
ReloadSwiss RS 70
92%
90%
100%
ReloadSwiss RS 76
97%
64%
94%
Rottweil R 903
86%
89%
100%
Rottweil R 904
95%
90%
96%
Rottweil R 905
97%
89%
97%
Rottweil R 907
89%
89%
98%
SNPE Vectan SP 11
86%
90%
100%
SNPE Vectan Tubal 5000
86%
89%
100%
SNPE Vectan Tubal 7000
90%
90%
98%
Shooters World Long Rifle
90%
90%
99%
Shooters World Precision
83%
89%
100%
Somchem S355
86%
89%
100%
Somchem S361
94%
90%
95%
Somchem S365
94%
90%
100%
Somchem S385
97%
89%
98%
Vihtavuori N135
88%
90%
100%
Vihtavuori N150
91%
89%
100%
Vihtavuori N160
89%
89%
100%
Vihtavuori N165
97%
74%
95%
Vihtavuori N550
89%
89%
100%
Vihtavuori N555
97%
84%
100%
Vihtavuori N560
97%
80%
94%
Winchester 6.5 StaBALL
91%
90%
100%
Winchester 760
87%
89%
98%
Winchester StaBALL HD
97%
66%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47674
78%
**56
99%
[ADI AR 2209]*
<<locked>>
83%
35389
58%
**26
90%
[ADI AR 2213]*
<<locked>>
91%
40350
66%
**74
90%
Accurate 2700
<<locked>>
81%
45832
75%
**61
96%
[Accurate 3100]*
<<locked>>
81%
28050
46%
**10
90%
Accurate 4064
<<locked>>
81%
50430
83%
**82
100%
Accurate 4350
<<locked>>
81%
38334
63%
**15
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
47906
79%
**72
100%
Alliant Reloder-16
<<locked>>
81%
37333
61%
**28
97%
Alliant Reloder-17
<<locked>>
81%
42453
70%
**69
100%
[Alliant Reloder-19]*
<<locked>>
83%
34592
57%
**17
90%
[Alliant Reloder-22]*
<<locked>>
87%
34824
57%
**53
90%
[Alliant Reloder-23]*
<<locked>>
81%
27383
45%
**49
94%
[Alliant Reloder-25]*
<<locked>>
87%
28979
48%
**89
90%
[Alliant Reloder-26]*
<<locked>>
81%
29370
48%
**54
92%
Hodgdon CFE223
<<locked>>
81%
50604
83%
**61
100%
Hodgdon H380
<<locked>>
81%
49052
81%
**95
99%
Hodgdon H414
<<locked>>
81%
44048
72%
**46
96%
[Hodgdon H4350]*
<<locked>>
81%
36230
59%
**10
92%
[Hodgdon H4831]*
<<locked>>
93%
40930
67%
**48
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
40669
67%
**35
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34737
57%
**13
98%
Hodgdon LVR
<<locked>>
81%
41147
68%
**77
97%
[Hodgdon Superperformance]*
<<locked>>
81%
39552
65%
**71
94%
Hodgdon VARGET
<<locked>>
81%
47094
77%
**43
99%
Hodgdon TrailBoss
<<locked>>
81%
27601
45%
**78
100%
IMR 4064
<<locked>>
81%
46586
76%
**23
99%
IMR 4166 Enduron
<<locked>>
81%
45818
75%
**90
97%
[IMR 4350]*
<<locked>>
81%
38072
62%
**49
93%
IMR 4451 Enduron
<<locked>>
81%
44005
72%
**74
96%
IMR 4831
<<locked>>
81%
33402
55%
**77
96%
[IMR 4955 Enduron]*
<<locked>>
88%
39479
65%
**76
90%
[IMR 7828 SSC]*
<<locked>>
89%
39407
65%
**67
90%
Lovex S062
<<locked>>
81%
50357
83%
**86
100%
Lovex S065
<<locked>>
81%
41510
68%
**15
97%
Lovex S070
<<locked>>
81%
39697
65%
**95
95%
[Lovex S071]*
<<locked>>
85%
27891
46%
**07
90%
Norma 203B
<<locked>>
81%
50604
83%
**38
100%
[Norma 204]*
<<locked>>
81%
37434
61%
**72
91%
[Norma MRP]*
<<locked>>
83%
31531
52%
**94
90%
Norma URP
<<locked>>
81%
38232
63%
**12
97%
Ramshot Hunter
<<locked>>
81%
37028
61%
**85
95%
[Ramshot Magnum]*
<<locked>>
88%
33794
55%
**07
90%
ReloadSwiss RS 14
<<locked>>
81%
28123
46%
**18
100%
ReloadSwiss RS 50
<<locked>>
81%
49037
80%
**76
98%
ReloadSwiss RS 52
<<locked>>
81%
50575
83%
**48
100%
ReloadSwiss RS 60
<<locked>>
81%
41191
68%
**56
100%
ReloadSwiss RS 62
<<locked>>
81%
38130
63%
**25
97%
ReloadSwiss RS 70
<<locked>>
81%
37072
61%
**35
96%
[ReloadSwiss RS 76]*
<<locked>>
93%
34156
56%
**72
90%
Rottweil R 903
<<locked>>
81%
45614
75%
**30
100%
[Rottweil R 904]*
<<locked>>
84%
37565
62%
**43
90%
[Rottweil R 905]*
<<locked>>
83%
33997
56%
**03
90%
Rottweil R 907
<<locked>>
81%
42583
70%
**41
95%
SNPE Vectan SP 11
<<locked>>
81%
46804
77%
**82
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46905
77%
**41
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40683
67%
**62
95%
Shooters World Long Rifle
<<locked>>
81%
41510
68%
**15
97%
Shooters World Precision
<<locked>>
81%
50357
83%
**86
100%
Somchem S355
<<locked>>
81%
45905
75%
**23
100%
[Somchem S361]*
<<locked>>
85%
39885
65%
**66
90%
Somchem S365
<<locked>>
81%
34534
57%
**62
99%
[Somchem S385]*
<<locked>>
81%
32169
53%
**18
90%
Vihtavuori N135
<<locked>>
81%
44570
73%
**38
100%
Vihtavuori N150
<<locked>>
81%
39276
64%
**59
100%
Vihtavuori N160
<<locked>>
81%
41234
68%
**41
98%
[Vihtavuori N165]*
<<locked>>
87%
32967
54%
**35
90%
Vihtavuori N550
<<locked>>
81%
42018
69%
**00
98%
Vihtavuori N555
<<locked>>
81%
30182
50%
**31
95%
[Vihtavuori N560]*
<<locked>>
91%
40089
66%
**07
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38899
64%
**82
99%
Winchester 760
<<locked>>
81%
44048
72%
**46
96%
[Winchester StaBALL HD]*
<<locked>>
81%
24105
40%
**80
91%

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.

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