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

Recommended Powder(s):

7 mm Rem. 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:
<<locked>>
Caliber:
7 mm Rem. Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
82.0 Grains of Water | 5.32 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B2630_C1064
Last updated:
2026-01-22
Recommended Twist Rate:
1:9 - 1:8

Load data for 160 loads in caliber 7 mm Rem. Mag. with .284 | 150gr | Hornady GMX bullet and 80 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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  • 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>>
84%
55840
90%
**64
100%
ADI AR 2209
<<locked>>
95%
55738
89%
**63
98%
ADI AR 2213
<<locked>>
97%
52982
85%
**49
97%
[ADI AR 2217]*
<<locked>>
97%
38363
62%
**28
92%
[ADI AR 2225]*
<<locked>>
97%
33881
54%
**72
94%
Accurate 2700
<<locked>>
85%
55492
89%
**28
99%
Accurate 3100
<<locked>>
97%
51721
83%
**54
100%
Accurate 4350
<<locked>>
90%
55434
89%
**30
100%
Accurate MAGPRO
<<locked>>
97%
51285
82%
**40
95%
Alliant Reloder- TS 15.5
<<locked>>
84%
55724
89%
**71
100%
Alliant Reloder-16
<<locked>>
91%
55593
89%
**72
100%
Alliant Reloder-17
<<locked>>
86%
55376
89%
**72
100%
Alliant Reloder-19
<<locked>>
96%
55767
89%
**56
99%
Alliant Reloder-22
<<locked>>
97%
52257
84%
**43
98%
Alliant Reloder-23
<<locked>>
97%
49182
79%
**74
100%
Alliant Reloder-25
<<locked>>
97%
42685
68%
**99
99%
Alliant Reloder-26 👍
<<locked>>
96%
55709
89%
**64
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
51663
83%
**31
93%
Bofors RP15
<<locked>>
97%
47601
76%
**64
97%
Bofors RP3
<<locked>>
83%
56057
90%
**84
100%
[Bofors RP30]*
<<locked>>
97%
38754
62%
**07
93%
Bofors RP5
<<locked>>
97%
52257
84%
**43
98%
Bofors RP7
<<locked>>
88%
55898
90%
**84
99%
[Hodgdon H1000]*
<<locked>>
97%
38363
62%
**28
92%
Hodgdon H380
<<locked>>
83%
55753
89%
**97
100%
Hodgdon H414
<<locked>>
86%
55767
89%
**49
99%
Hodgdon H4350
<<locked>>
93%
55985
90%
**97
99%
Hodgdon H4831
<<locked>>
97%
48370
78%
**12
95%
Hodgdon H4831 SC
<<locked>>
97%
55463
89%
**30
97%
Hodgdon Hybrid 100V
<<locked>>
93%
55985
90%
**90
100%
Hodgdon LVR
<<locked>>
88%
55550
89%
**23
100%
[Hodgdon Retumbo]*
<<locked>>
97%
33881
54%
**72
94%
Hodgdon Superperformance
<<locked>>
89%
56086
90%
**86
99%
Hodgdon VARGET
<<locked>>
84%
55274
89%
**58
100%
Hodgdon TrailBoss
<<locked>>
97%
35201
56%
**78
100%
IMR 4064
<<locked>>
85%
55724
89%
**54
100%
IMR 4166 Enduron
<<locked>>
86%
55738
89%
**54
99%
IMR 4350
<<locked>>
91%
55608
89%
**94
99%
IMR 4451 Enduron
<<locked>>
87%
55622
89%
**77
99%
IMR 4831
<<locked>>
95%
55274
89%
**10
100%
IMR 4955 Enduron
<<locked>>
97%
53911
86%
**67
97%
IMR 7828 SSC
<<locked>>
97%
53824
86%
**76
97%
Lovex S065
<<locked>>
89%
55579
89%
**77
100%
Lovex S070
<<locked>>
90%
56057
90%
**07
100%
Lovex S071
<<locked>>
97%
43859
70%
**13
98%
Norma 204
<<locked>>
91%
55550
89%
**33
98%
Norma MRP
<<locked>>
97%
55405
89%
**28
100%
Norma URP
<<locked>>
91%
55796
89%
**33
100%
Ramshot Grand
<<locked>>
96%
55376
89%
**15
98%
Ramshot Hunter 👍
<<locked>>
91%
55521
89%
**46
100%
Ramshot Magnum
<<locked>>
97%
50633
81%
**97
98%
ReloadSwiss RS 14
<<locked>>
96%
35636
57%
**18
100%
ReloadSwiss RS 50
<<locked>>
83%
55811
89%
**77
100%
ReloadSwiss RS 60
<<locked>>
85%
55999
90%
**76
100%
ReloadSwiss RS 62
<<locked>>
90%
55956
90%
**56
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
55898
90%
**05
100%
ReloadSwiss RS 76
<<locked>>
97%
41495
67%
**08
97%
Rottweil R 903
<<locked>>
85%
55840
90%
**71
100%
Rottweil R 904
<<locked>>
94%
55956
90%
**13
98%
Rottweil R 905
<<locked>>
96%
56043
90%
**63
99%
Rottweil R 907
<<locked>>
88%
55898
90%
**84
99%
SNPE Vectan SP 11
<<locked>>
84%
55259
89%
**04
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
55869
90%
**46
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
55883
90%
**38
99%
Shooters World Long Rifle
<<locked>>
89%
55579
89%
**77
100%
Somchem S355
<<locked>>
85%
55477
89%
**67
100%
Somchem S361
<<locked>>
93%
55782
89%
**71
97%
Somchem S365
<<locked>>
92%
55042
88%
**27
100%
Somchem S385
<<locked>>
96%
55724
89%
**20
99%
Vihtavuori N135
<<locked>>
86%
55506
89%
**76
100%
Vihtavuori N150
<<locked>>
90%
55811
89%
**35
100%
Vihtavuori N160
<<locked>>
88%
55579
89%
**90
100%
Vihtavuori N165
<<locked>>
97%
48370
78%
**92
98%
Vihtavuori N550
<<locked>>
88%
56101
90%
**43
100%
Vihtavuori N555 👍
<<locked>>
97%
55317
89%
**56
100%
Vihtavuori N560
<<locked>>
97%
51721
83%
**59
96%
[Vihtavuori N565]*
<<locked>>
97%
44092
71%
**92
94%
Winchester 6.5 StaBALL
<<locked>>
90%
56057
90%
**74
100%
Winchester 760
<<locked>>
86%
55767
89%
**49
99%
Winchester StaBALL HD 👍
<<locked>>
97%
44063
71%
**23
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50343
81%
**82
100%
[ADI AR 2209]*
<<locked>>
81%
34983
56%
**36
92%
[ADI AR 2213]*
<<locked>>
85%
35404
57%
**62
90%
[ADI AR 2217]*
<<locked>>
94%
35549
57%
**52
90%
[ADI AR 2225]*
<<locked>>
92%
29341
47%
**38
90%
Accurate 2700
<<locked>>
81%
48588
78%
**13
98%
[Accurate 3100]*
<<locked>>
81%
30603
49%
**15
94%
Accurate 4350
<<locked>>
81%
41539
67%
**84
99%
[Accurate MAGPRO]*
<<locked>>
89%
39349
63%
**94
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50792
81%
**02
100%
Alliant Reloder-16
<<locked>>
81%
39958
64%
**84
99%
Alliant Reloder-17
<<locked>>
81%
45658
73%
**18
100%
[Alliant Reloder-19]*
<<locked>>
81%
34925
56%
**43
93%
[Alliant Reloder-22]*
<<locked>>
81%
30806
49%
**64
90%
Alliant Reloder-23
<<locked>>
81%
29443
47%
**38
97%
[Alliant Reloder-25]*
<<locked>>
81%
25947
42%
**26
91%
Alliant Reloder-26
<<locked>>
81%
31763
51%
**66
96%
[Baschieri & Pellagri 109]*
<<locked>>
91%
43903
70%
**80
90%
[Bofors RP15]*
<<locked>>
83%
30908
50%
**70
90%
Bofors RP3
<<locked>>
81%
51909
83%
**18
100%
[Bofors RP30]*
<<locked>>
91%
32576
52%
**46
90%
[Bofors RP5]*
<<locked>>
81%
30806
49%
**64
90%
Bofors RP7
<<locked>>
81%
45266
73%
**90
97%
[Hodgdon H1000]*
<<locked>>
94%
35549
57%
**52
90%
Hodgdon H380
<<locked>>
81%
51880
83%
**35
100%
Hodgdon H414
<<locked>>
81%
47065
75%
**99
98%
Hodgdon H4350
<<locked>>
81%
38479
62%
**75
95%
[Hodgdon H4831]*
<<locked>>
87%
35897
58%
**39
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
35897
58%
**39
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37536
60%
**82
100%
Hodgdon LVR
<<locked>>
81%
44048
71%
**26
99%
[Hodgdon Retumbo]*
<<locked>>
92%
29341
47%
**38
90%
Hodgdon Superperformance
<<locked>>
81%
42279
68%
**46
97%
Hodgdon VARGET
<<locked>>
81%
49806
80%
**76
100%
Hodgdon TrailBoss
<<locked>>
83%
28660
46%
**44
100%
IMR 4064
<<locked>>
81%
49313
79%
**59
100%
IMR 4166 Enduron
<<locked>>
81%
48037
77%
**23
98%
IMR 4350
<<locked>>
81%
40509
65%
**18
96%
IMR 4451 Enduron
<<locked>>
81%
46702
75%
**26
98%
IMR 4831
<<locked>>
81%
35897
58%
**46
98%
[IMR 4955 Enduron]*
<<locked>>
82%
34461
55%
**74
90%
[IMR 7828 SSC]*
<<locked>>
84%
34751
56%
**62
90%
Lovex S065
<<locked>>
81%
43816
70%
**67
99%
Lovex S070
<<locked>>
81%
42148
68%
**48
97%
[Lovex S071]*
<<locked>>
81%
26179
42%
**83
91%
Norma 204
<<locked>>
81%
40103
64%
**48
95%
[Norma MRP]*
<<locked>>
81%
31937
51%
**30
93%
Norma URP
<<locked>>
81%
40886
66%
**67
99%
[Ramshot Grand]*
<<locked>>
83%
34548
55%
**69
90%
Ramshot Hunter
<<locked>>
81%
39682
64%
**57
97%
[Ramshot Magnum]*
<<locked>>
83%
29892
48%
**28
90%
ReloadSwiss RS 14
<<locked>>
81%
28543
46%
**67
100%
ReloadSwiss RS 50
<<locked>>
81%
51793
83%
**18
99%
ReloadSwiss RS 60
<<locked>>
81%
48602
78%
**67
100%
ReloadSwiss RS 62
<<locked>>
81%
41046
66%
**94
99%
ReloadSwiss RS 70
<<locked>>
81%
39697
64%
**03
98%
[ReloadSwiss RS 76]*
<<locked>>
87%
29791
48%
**77
90%
Rottweil R 903
<<locked>>
81%
48530
78%
**62
100%
[Rottweil R 904]*
<<locked>>
81%
36289
58%
**23
92%
[Rottweil R 905]*
<<locked>>
81%
33794
54%
**13
92%
Rottweil R 907
<<locked>>
81%
45266
73%
**90
97%
SNPE Vectan SP 11
<<locked>>
81%
49835
80%
**22
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49385
79%
**61
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43192
69%
**21
98%
Shooters World Long Rifle
<<locked>>
81%
43816
70%
**67
99%
Somchem S355
<<locked>>
81%
48515
78%
**59
100%
[Somchem S361]*
<<locked>>
81%
36854
59%
**13
91%
Somchem S365
<<locked>>
81%
37376
60%
**31
100%
[Somchem S385]*
<<locked>>
81%
34650
56%
**07
94%
Vihtavuori N135
<<locked>>
81%
47572
76%
**61
100%
Vihtavuori N150
<<locked>>
81%
41698
67%
**05
100%
Vihtavuori N160
<<locked>>
81%
44048
71%
**00
99%
[Vihtavuori N165]*
<<locked>>
81%
29022
47%
**52
90%
Vihtavuori N550
<<locked>>
81%
44556
71%
**43
99%
Vihtavuori N555
<<locked>>
81%
32808
53%
**16
98%
[Vihtavuori N560]*
<<locked>>
85%
35317
57%
**92
90%
[Vihtavuori N565]*
<<locked>>
89%
34069
55%
**66
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41350
66%
**38
100%
Winchester 760
<<locked>>
81%
47065
75%
**99
98%
Winchester StaBALL HD
<<locked>>
81%
26107
42%
**21
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.

<<locked>>... you need to buy an access license to unlock the data

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