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Load data for 7 mm Weath. Mag. + .284 | 150gr | Hornady GMX

Recommended Powder(s): Accurate 3100, Alliant Reloder-26, Norma MRP, Rottweil R 905, Somchem S385

7 mm Weath. Mag. + .284 | 150gr | Hornady GMX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 150gr | Hornady GMX
Manufacturer SKU:
2828
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.453" | 36.9mm
Caliber:
7 mm Weath. Mag. load data
Case Length (l3):
2.549" | 64.7mm
Cartridge Length (C.O.L.):
3.310" | 84.1mm
Seated Depth:
0.692" | 17.6mm
Shank Seated Depth:
0.572" | 14.5mm
Case Capacity:
87.0 Grains of Water | 5.65 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B2630_C1070
Last updated:
2025-01-01
Recommended Twist Rate:
1:9 - 1:8

Load data for 144 loads in caliber 7 mm Weath. Mag. with .284 | 150gr | Hornady GMX bullet and 72 powders such as Accurate 3100, Alliant Reloder-26, Norma MRP, Rottweil R 905, Somchem S385. 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 2208
<<locked>>
83%
57246
90%
**20
100%
ADI AR 2209
<<locked>>
93%
56898
89%
**12
99%
ADI AR 2213
<<locked>>
97%
56942
89%
**48
98%
[ADI AR 2217]*
<<locked>>
97%
41423
65%
**33
94%
ADI AR 2225
<<locked>>
97%
37159
58%
**03
96%
Accurate 2700
<<locked>>
84%
57043
89%
**81
99%
Accurate 3100 👍
<<locked>>
97%
57232
90%
**53
100%
Accurate 4350
<<locked>>
88%
57334
90%
**76
100%
Accurate MAGPRO
<<locked>>
97%
55956
88%
**41
96%
Alliant Reloder-16
<<locked>>
90%
56985
89%
**18
100%
Alliant Reloder-17
<<locked>>
85%
56898
89%
**12
100%
Alliant Reloder-19
<<locked>>
94%
56855
89%
**99
99%
Alliant Reloder-22
<<locked>>
97%
56579
89%
**38
99%
Alliant Reloder-23
<<locked>>
97%
53954
85%
**59
100%
Alliant Reloder-25
<<locked>>
97%
46949
74%
**10
100%
Alliant Reloder-26 👍
<<locked>>
94%
56652
89%
**81
100%
[Hodgdon H1000]*
<<locked>>
97%
41423
65%
**33
94%
Hodgdon H414
<<locked>>
84%
56913
89%
**92
100%
Hodgdon H4350
<<locked>>
91%
57029
89%
**43
99%
Hodgdon H4831
<<locked>>
97%
52750
83%
**13
97%
Hodgdon H4831 SC
<<locked>>
95%
57087
89%
**82
98%
Hodgdon Hybrid 100V
<<locked>>
92%
57276
90%
**33
100%
Hodgdon LVR
<<locked>>
87%
57174
90%
**76
100%
Hodgdon Retumbo
<<locked>>
97%
37159
58%
**03
96%
Hodgdon Superperformance
<<locked>>
87%
56710
89%
**25
100%
Hodgdon VARGET
<<locked>>
83%
56826
89%
**07
100%
Hodgdon TrailBoss
<<locked>>
97%
35317
55%
**14
100%
IMR 4064
<<locked>>
84%
56942
89%
**04
100%
IMR 4166 Enduron
<<locked>>
85%
57072
89%
**04
100%
IMR 4350
<<locked>>
89%
56710
89%
**40
100%
IMR 4451 Enduron
<<locked>>
85%
56637
89%
**27
100%
IMR 4831
<<locked>>
93%
56710
89%
**53
100%
IMR 4955 Enduron
<<locked>>
96%
56666
89%
**40
98%
IMR 7828 SSC
<<locked>>
96%
56507
89%
**48
98%
Lovex S065
<<locked>>
87%
57159
90%
**23
100%
Lovex S070
<<locked>>
88%
56536
89%
**36
100%
Lovex S071
<<locked>>
97%
47877
75%
**08
99%
Norma 204
<<locked>>
89%
57058
89%
**86
99%
[Norma 217]*
<<locked>>
97%
32851
51%
**08
94%
Norma MRP 👍
<<locked>>
95%
57058
89%
**68
100%
Norma URP
<<locked>>
89%
57406
90%
**79
100%
Ramshot Hunter
<<locked>>
90%
57305
90%
**95
100%
Ramshot Magnum
<<locked>>
97%
55245
87%
**99
99%
ReloadSwiss RS 14
<<locked>>
97%
36114
57%
**54
100%
ReloadSwiss RS 60
<<locked>>
86%
57334
90%
**41
100%
ReloadSwiss RS 62
<<locked>>
88%
57261
90%
**99
100%
ReloadSwiss RS 70
<<locked>>
89%
57072
89%
**54
100%
ReloadSwiss RS 76
<<locked>>
97%
45194
71%
**20
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
41075
64%
**02
93%
Rottweil R 903
<<locked>>
84%
57029
89%
**13
100%
Rottweil R 904
<<locked>>
93%
57232
90%
**56
98%
Rottweil R 905 👍
<<locked>>
94%
56449
88%
**99
99%
Rottweil R 907
<<locked>>
86%
57058
89%
**33
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
57348
90%
**89
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
56695
89%
**81
100%
Shooters World Long Rifle
<<locked>>
87%
57159
90%
**23
100%
Somchem S355
<<locked>>
84%
56768
89%
**07
100%
Somchem S361
<<locked>>
92%
56797
89%
**27
98%
Somchem S365
<<locked>>
91%
57000
89%
**76
100%
Somchem S385 👍
<<locked>>
94%
56695
89%
**66
100%
Vihtavuori N135
<<locked>>
85%
57435
90%
**25
100%
Vihtavuori N150
<<locked>>
89%
57087
89%
**74
100%
Vihtavuori N160
<<locked>>
87%
57232
90%
**36
100%
Vihtavuori N165
<<locked>>
97%
52359
82%
**81
99%
Vihtavuori N550
<<locked>>
86%
57145
90%
**82
100%
Vihtavuori N555
<<locked>>
95%
57334
90%
**09
100%
Vihtavuori N560
<<locked>>
97%
56695
89%
**68
98%
Vihtavuori N565
<<locked>>
97%
48994
77%
**13
97%
[Vihtavuori N568]*
<<locked>>
97%
42235
66%
**08
92%
Winchester 6.5 StaBALL
<<locked>>
88%
56985
89%
**07
100%
Winchester 760
<<locked>>
84%
56913
89%
**92
100%
Winchester StaBALL HD
<<locked>>
97%
50734
80%
**41
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
53490
84%
**54
100%
[ADI AR 2209]*
<<locked>>
81%
37710
59%
**38
94%
[ADI AR 2213]*
<<locked>>
81%
33765
53%
**46
90%
[ADI AR 2217]*
<<locked>>
90%
33910
53%
**39
90%
[ADI AR 2225]*
<<locked>>
88%
28224
44%
**21
90%
Accurate 2700
<<locked>>
81%
51822
81%
**95
99%
Accurate 3100
<<locked>>
81%
33605
53%
**10
96%
Accurate 4350
<<locked>>
81%
45136
71%
**76
100%
[Accurate MAGPRO]*
<<locked>>
85%
37289
58%
**71
90%
Alliant Reloder-16
<<locked>>
81%
43192
68%
**82
100%
Alliant Reloder-17
<<locked>>
81%
49705
78%
**00
100%
[Alliant Reloder-19]*
<<locked>>
81%
37579
59%
**25
94%
[Alliant Reloder-22]*
<<locked>>
81%
33431
52%
**62
93%
Alliant Reloder-23
<<locked>>
81%
32155
50%
**33
99%
[Alliant Reloder-25]*
<<locked>>
81%
28094
44%
**28
94%
Alliant Reloder-26
<<locked>>
81%
34722
54%
**67
98%
[Hodgdon H1000]*
<<locked>>
90%
33910
53%
**39
90%
Hodgdon H414
<<locked>>
81%
50821
80%
**97
99%
Hodgdon H4350
<<locked>>
81%
41510
65%
**64
97%
[Hodgdon H4831]*
<<locked>>
83%
34040
53%
**20
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
35259
55%
**49
91%
Hodgdon Hybrid 100V
<<locked>>
81%
40727
64%
**67
100%
Hodgdon LVR
<<locked>>
81%
47572
75%
**15
100%
[Hodgdon Retumbo]*
<<locked>>
88%
28224
44%
**21
90%
Hodgdon Superperformance
<<locked>>
81%
46282
73%
**41
98%
Hodgdon VARGET
<<locked>>
81%
52982
83%
**48
100%
Hodgdon TrailBoss
<<locked>>
81%
28065
44%
**57
100%
IMR 4064
<<locked>>
81%
52402
82%
**35
100%
IMR 4166 Enduron
<<locked>>
81%
51082
80%
**12
99%
IMR 4350
<<locked>>
81%
43584
68%
**10
98%
IMR 4451 Enduron
<<locked>>
81%
49443
77%
**05
99%
IMR 4831
<<locked>>
81%
39001
61%
**38
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35781
56%
**26
91%
[IMR 7828 SSC]*
<<locked>>
81%
34345
54%
**82
91%
Lovex S065
<<locked>>
81%
47210
74%
**62
99%
Lovex S070
<<locked>>
81%
45324
71%
**40
98%
[Lovex S071]*
<<locked>>
81%
28848
45%
**75
94%
Norma 204
<<locked>>
81%
43482
68%
**40
96%
[Norma 217]*
<<locked>>
92%
28108
44%
**57
90%
Norma MRP
<<locked>>
81%
34882
55%
**28
95%
Norma URP
<<locked>>
81%
44440
70%
**62
100%
Ramshot Hunter
<<locked>>
81%
43163
68%
**53
99%
[Ramshot Magnum]*
<<locked>>
81%
30647
48%
**80
92%
ReloadSwiss RS 14
<<locked>>
81%
28863
45%
**03
100%
ReloadSwiss RS 60
<<locked>>
81%
48008
75%
**94
100%
ReloadSwiss RS 62
<<locked>>
81%
44744
70%
**85
100%
ReloadSwiss RS 70
<<locked>>
81%
43323
68%
**12
99%
[ReloadSwiss RS 76]*
<<locked>>
83%
28355
44%
**54
90%
[ReloadSwiss RS 80]*
<<locked>>
93%
35984
56%
**74
90%
Rottweil R 903
<<locked>>
81%
52286
82%
**44
100%
[Rottweil R 904]*
<<locked>>
81%
38943
61%
**08
94%
Rottweil R 905
<<locked>>
81%
36927
58%
**18
95%
Rottweil R 907
<<locked>>
81%
48109
75%
**76
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
52736
83%
**30
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45861
72%
**94
98%
Shooters World Long Rifle
<<locked>>
81%
47210
74%
**62
99%
Somchem S355
<<locked>>
81%
52301
82%
**48
100%
[Somchem S361]*
<<locked>>
81%
39914
63%
**05
93%
Somchem S365
<<locked>>
81%
41118
64%
**13
100%
Somchem S385
<<locked>>
81%
37536
59%
**98
96%
Vihtavuori N135
<<locked>>
81%
50560
79%
**26
100%
Vihtavuori N150
<<locked>>
81%
44875
70%
**87
100%
Vihtavuori N160
<<locked>>
81%
47601
75%
**82
100%
[Vihtavuori N165]*
<<locked>>
81%
31459
49%
**44
93%
Vihtavuori N550
<<locked>>
81%
48370
76%
**38
100%
Vihtavuori N555
<<locked>>
81%
35839
56%
**05
99%
[Vihtavuori N560]*
<<locked>>
82%
33953
53%
**85
90%
[Vihtavuori N565]*
<<locked>>
85%
33112
52%
**56
90%
[Vihtavuori N568]*
<<locked>>
93%
37014
58%
**90
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44773
70%
**20
100%
Winchester 760
<<locked>>
81%
50821
80%
**97
99%
Winchester StaBALL HD
<<locked>>
81%
27035
42%
**39
99%

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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