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Load data for 7 mm Blaser Mag + .284 | 150gr Hornady ECX

Recommended Powder(s): Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

7 mm Blaser Mag + .284 | 150gr Hornady ECX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 150gr Hornady ECX
Manufacturer SKU:
28214
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.320" | 33.5mm
Caliber:
7 mm Blaser Mag load data
Case Length (l3):
2.303" | 58.5mm
Cartridge Length (C.O.L.):
2.970" | 75.4mm
Seated Depth:
0.653" | 16.6mm
Shank Seated Depth:
0.653" | 16.6mm
Case Capacity:
82.5 Grains of Water | 5.36 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B1385_C1050
Last updated:
2025-01-01

Load data for 140 loads in caliber 7 mm Blaser Mag with .284 | 150gr Hornady ECX bullet and 70 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD. 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
<<locked>>
83%
54578
90%
**61
100%
ADI AR 2209
<<locked>>
94%
54810
90%
**59
98%
ADI AR 2213
<<locked>>
97%
53954
89%
**79
97%
[ADI AR 2217]*
<<locked>>
97%
39508
65%
**71
93%
ADI AR 2225
<<locked>>
97%
34751
57%
**15
95%
Accurate 2700
<<locked>>
84%
54520
90%
**22
99%
Accurate 3100
<<locked>>
97%
53374
88%
**84
100%
Accurate 4350
<<locked>>
89%
54636
90%
**23
100%
Accurate MAGPRO
<<locked>>
97%
52199
86%
**66
95%
Alliant Reloder-16
<<locked>>
90%
54607
90%
**66
100%
Alliant Reloder-17
<<locked>>
85%
54621
90%
**69
100%
Alliant Reloder-19
<<locked>>
94%
54012
89%
**43
98%
Alliant Reloder-22
<<locked>>
97%
53330
88%
**72
98%
Alliant Reloder-23
<<locked>>
97%
50111
82%
**94
100%
Alliant Reloder-25
<<locked>>
97%
43845
72%
**35
99%
Alliant Reloder-26 👍
<<locked>>
95%
54027
89%
**41
100%
[Hodgdon H1000]*
<<locked>>
97%
39508
65%
**71
93%
Hodgdon H414
<<locked>>
85%
54824
90%
**53
100%
Hodgdon H4350
<<locked>>
91%
54215
89%
**87
99%
Hodgdon H4831
<<locked>>
97%
49530
81%
**44
96%
Hodgdon H4831 SC
<<locked>>
96%
54099
89%
**17
97%
Hodgdon Hybrid 100V
<<locked>>
92%
54708
90%
**84
100%
Hodgdon LVR
<<locked>>
87%
54694
90%
**20
100%
Hodgdon Retumbo
<<locked>>
97%
34751
57%
**15
95%
Hodgdon Superperformance
<<locked>>
87%
54650
90%
**82
99%
Hodgdon VARGET
<<locked>>
83%
54157
89%
**58
100%
Hodgdon TrailBoss
<<locked>>
96%
34780
57%
**81
100%
IMR 4064
<<locked>>
84%
54592
90%
**51
100%
IMR 4166 Enduron
<<locked>>
84%
54288
89%
**41
99%
IMR 4350
<<locked>>
90%
54563
90%
**87
99%
IMR 4451 Enduron
<<locked>>
86%
54824
90%
**77
99%
IMR 4831 👍
<<locked>>
94%
54433
89%
**04
100%
IMR 4955 Enduron
<<locked>>
96%
53954
89%
**81
97%
IMR 7828 SSC
<<locked>>
96%
54360
89%
**02
98%
Lovex S065
<<locked>>
87%
54085
89%
**58
100%
Lovex S070
<<locked>>
89%
54331
89%
**84
99%
Lovex S071
<<locked>>
97%
44570
73%
**33
99%
Norma 204
<<locked>>
90%
54636
90%
**27
98%
Norma MRP
<<locked>>
96%
54302
89%
**25
100%
Norma URP
<<locked>>
89%
54114
89%
**20
100%
Ramshot Hunter 👍
<<locked>>
90%
54665
90%
**53
100%
Ramshot Magnum
<<locked>>
97%
51764
85%
**27
99%
ReloadSwiss RS 14
<<locked>>
96%
35607
58%
**27
100%
ReloadSwiss RS 60
<<locked>>
86%
54259
89%
**82
100%
ReloadSwiss RS 62
<<locked>>
88%
54259
89%
**43
100%
ReloadSwiss RS 70
<<locked>>
90%
54795
90%
**05
100%
ReloadSwiss RS 76
<<locked>>
97%
42670
70%
**48
98%
Rottweil R 903
<<locked>>
84%
54099
89%
**58
100%
Rottweil R 904
<<locked>>
93%
54737
90%
**04
98%
Rottweil R 905
<<locked>>
95%
54302
89%
**46
99%
Rottweil R 907
<<locked>>
87%
54549
90%
**67
99%
SNPE Vectan SP 11
<<locked>>
83%
54462
89%
**00
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
54085
89%
**36
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
54737
90%
**31
99%
Shooters World Long Rifle
<<locked>>
87%
54085
89%
**58
100%
Somchem S355
<<locked>>
84%
54795
90%
**67
100%
Somchem S361
<<locked>>
92%
54708
90%
**64
97%
Somchem S365
<<locked>>
91%
54215
89%
**30
100%
Somchem S385
<<locked>>
94%
54230
89%
**13
99%
Vihtavuori N135
<<locked>>
85%
54346
89%
**72
100%
Vihtavuori N150
<<locked>>
89%
54157
89%
**15
100%
Vihtavuori N160
<<locked>>
87%
54781
90%
**87
100%
Vihtavuori N165
<<locked>>
97%
49661
82%
**15
98%
Vihtavuori N550
<<locked>>
86%
54273
89%
**17
100%
Vihtavuori N555 👍
<<locked>>
96%
54331
89%
**53
100%
Vihtavuori N560
<<locked>>
97%
53359
88%
**99
97%
Vihtavuori N565
<<locked>>
97%
45295
74%
**28
95%
Winchester 6.5 StaBALL
<<locked>>
88%
54273
89%
**54
100%
Winchester 760
<<locked>>
85%
54824
90%
**53
100%
Winchester StaBALL HD 👍
<<locked>>
97%
45643
75%
**59
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50720
83%
**95
100%
[ADI AR 2209]*
<<locked>>
81%
35563
58%
**66
93%
[ADI AR 2213]*
<<locked>>
84%
34664
57%
**59
90%
[ADI AR 2217]*
<<locked>>
93%
34940
57%
**49
90%
[ADI AR 2225]*
<<locked>>
91%
28834
47%
**28
90%
Accurate 2700
<<locked>>
81%
49269
81%
**36
98%
Accurate 3100
<<locked>>
81%
31343
51%
**38
95%
Accurate 4350
<<locked>>
81%
42453
70%
**13
99%
[Accurate MAGPRO]*
<<locked>>
88%
38377
63%
**84
90%
Alliant Reloder-16
<<locked>>
81%
40712
67%
**17
99%
Alliant Reloder-17
<<locked>>
81%
46644
77%
**44
100%
[Alliant Reloder-19]*
<<locked>>
81%
35505
58%
**62
93%
[Alliant Reloder-22]*
<<locked>>
81%
31227
51%
**90
91%
Alliant Reloder-23
<<locked>>
81%
29936
49%
**67
98%
[Alliant Reloder-25]*
<<locked>>
81%
26484
43%
**52
92%
Alliant Reloder-26
<<locked>>
81%
32343
53%
**95
97%
[Hodgdon H1000]*
<<locked>>
93%
34940
57%
**49
90%
Hodgdon H414
<<locked>>
81%
47964
79%
**28
99%
Hodgdon H4350
<<locked>>
81%
39146
64%
**98
96%
[Hodgdon H4831]*
<<locked>>
86%
35389
58%
**43
90%
[Hodgdon H4831 SC]*
<<locked>>
83%
35070
58%
**36
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38174
63%
**02
100%
Hodgdon LVR
<<locked>>
81%
44918
74%
**56
99%
[Hodgdon Retumbo]*
<<locked>>
91%
28834
47%
**28
90%
Hodgdon Superperformance
<<locked>>
81%
43366
71%
**76
97%
Hodgdon VARGET
<<locked>>
81%
50314
83%
**92
100%
Hodgdon TrailBoss
<<locked>>
82%
28413
47%
**47
100%
IMR 4064
<<locked>>
81%
49893
82%
**76
100%
IMR 4166 Enduron
<<locked>>
81%
48907
80%
**53
99%
IMR 4350
<<locked>>
81%
41263
68%
**41
97%
IMR 4451 Enduron
<<locked>>
81%
47268
78%
**49
98%
IMR 4831
<<locked>>
81%
36651
60%
**79
98%
[IMR 4955 Enduron]*
<<locked>>
81%
34200
56%
**74
90%
[IMR 7828 SSC]*
<<locked>>
83%
34229
56%
**62
90%
Lovex S065
<<locked>>
81%
44657
73%
**97
99%
Lovex S070
<<locked>>
81%
42960
71%
**80
98%
[Lovex S071]*
<<locked>>
81%
26861
44%
**13
92%
Norma 204
<<locked>>
81%
40828
67%
**67
95%
[Norma MRP]*
<<locked>>
81%
32532
53%
**59
94%
Norma URP
<<locked>>
81%
41756
69%
**00
99%
Ramshot Hunter
<<locked>>
81%
40422
66%
**84
98%
[Ramshot Magnum]*
<<locked>>
81%
29269
48%
**18
90%
ReloadSwiss RS 14
<<locked>>
81%
28601
47%
**77
100%
ReloadSwiss RS 60
<<locked>>
81%
44991
74%
**35
100%
ReloadSwiss RS 62
<<locked>>
81%
41829
69%
**20
99%
ReloadSwiss RS 70
<<locked>>
81%
40335
66%
**30
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
29443
48%
**77
90%
Rottweil R 903
<<locked>>
81%
49501
81%
**89
100%
[Rottweil R 904]*
<<locked>>
81%
37014
61%
**56
92%
[Rottweil R 905]*
<<locked>>
81%
34563
57%
**46
93%
Rottweil R 907
<<locked>>
81%
45687
75%
**17
98%
SNPE Vectan SP 11
<<locked>>
81%
50676
83%
**48
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50343
83%
**80
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43685
72%
**38
98%
Shooters World Long Rifle
<<locked>>
81%
44657
73%
**97
99%
Somchem S355
<<locked>>
81%
49443
81%
**79
100%
[Somchem S361]*
<<locked>>
81%
37405
61%
**36
91%
Somchem S365
<<locked>>
81%
38290
63%
**54
100%
[Somchem S385]*
<<locked>>
81%
35128
58%
**33
94%
Vihtavuori N135
<<locked>>
81%
48138
79%
**77
100%
Vihtavuori N150
<<locked>>
81%
42511
70%
**25
100%
Vihtavuori N160
<<locked>>
81%
44860
74%
**26
100%
[Vihtavuori N165]*
<<locked>>
81%
29457
48%
**72
91%
Vihtavuori N550
<<locked>>
81%
45368
74%
**72
100%
Vihtavuori N555
<<locked>>
81%
33431
55%
**46
98%
[Vihtavuori N560]*
<<locked>>
84%
34809
57%
**95
90%
[Vihtavuori N565]*
<<locked>>
88%
33779
55%
**69
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42206
69%
**61
100%
Winchester 760
<<locked>>
81%
47964
79%
**28
99%
Winchester StaBALL HD
<<locked>>
81%
24178
40%
**54
97%

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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