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

Recommended Powder(s): Alliant Reloder-26, Norma 204, Norma MRP, Ramshot Hunter, Winchester StaBALL HD

7 mm PRC + .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 PRC load data
Case Length (l3):
2.280" | 57.9mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.443" | 11.3mm
Shank Seated Depth:
0.323" | 8.2mm
Case Capacity:
82.0 Grains of Water | 5.32 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B2630_C1049
Last updated:
2025-01-01
Recommended Twist Rate:
1:9 - 1:8

Load data for 150 loads in caliber 7 mm PRC with .284 | 150gr | Hornady GMX bullet and 75 powders such as Alliant Reloder-26, Norma 204, Norma MRP, Ramshot Hunter, 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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  • 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%
58218
90%
**23
100%
ADI AR 2209
<<locked>>
95%
57899
89%
**18
99%
ADI AR 2213
<<locked>>
97%
56478
87%
**35
98%
[ADI AR 2217]*
<<locked>>
97%
41176
63%
**23
94%
ADI AR 2225
<<locked>>
97%
36332
56%
**67
96%
Accurate 2700
<<locked>>
85%
58392
90%
**97
100%
Accurate 3100
<<locked>>
97%
55724
86%
**30
100%
Accurate 4350
<<locked>>
89%
58392
90%
**86
100%
Accurate MAGPRO
<<locked>>
97%
54868
84%
**15
96%
Alliant Reloder- TS 15.5
<<locked>>
83%
57928
89%
**27
100%
Alliant Reloder-16
<<locked>>
91%
58073
89%
**25
100%
Alliant Reloder-17
<<locked>>
86%
58363
90%
**31
100%
Alliant Reloder-19
<<locked>>
95%
58131
89%
**22
99%
Alliant Reloder-22
<<locked>>
97%
56072
86%
**28
99%
Alliant Reloder-23
<<locked>>
97%
53476
82%
**49
100%
Alliant Reloder-25
<<locked>>
97%
45716
70%
**77
100%
Alliant Reloder-26 👍
<<locked>>
95%
57899
89%
**04
100%
[Hodgdon H1000]*
<<locked>>
97%
41176
63%
**23
94%
Hodgdon H414
<<locked>>
85%
57943
89%
**12
100%
Hodgdon H4350
<<locked>>
92%
58175
90%
**59
100%
Hodgdon H4831
<<locked>>
97%
52228
80%
**00
97%
Hodgdon H4831 SC
<<locked>>
97%
58349
90%
**95
98%
Hodgdon Hybrid 100V
<<locked>>
93%
58334
90%
**49
100%
Hodgdon LVR
<<locked>>
88%
58291
90%
**92
100%
Hodgdon Retumbo
<<locked>>
97%
36332
56%
**67
96%
Hodgdon Superperformance
<<locked>>
88%
58262
90%
**41
100%
Hodgdon VARGET
<<locked>>
84%
57783
89%
**20
100%
Hodgdon TrailBoss
<<locked>>
96%
34925
54%
**98
100%
IMR 4064
<<locked>>
85%
58465
90%
**20
100%
IMR 4166 Enduron
<<locked>>
86%
58073
89%
**17
100%
IMR 4350
<<locked>>
90%
57696
89%
**53
100%
IMR 4451 Enduron
<<locked>>
87%
58465
90%
**43
100%
IMR 4831
<<locked>>
94%
58378
90%
**76
100%
IMR 4955 Enduron
<<locked>>
97%
56956
88%
**43
98%
IMR 7828 SSC
<<locked>>
97%
57653
89%
**61
98%
Lovex S065
<<locked>>
88%
58160
90%
**36
100%
Lovex S070
<<locked>>
90%
58465
90%
**63
100%
Lovex S071
<<locked>>
97%
46688
72%
**85
99%
Norma 204 👍
<<locked>>
90%
58320
90%
**95
99%
[Norma 217]*
<<locked>>
97%
32358
50%
**89
93%
Norma MRP 👍
<<locked>>
96%
57551
89%
**77
100%
Norma URP
<<locked>>
90%
58450
90%
**95
100%
Ramshot Hunter 👍
<<locked>>
91%
58363
90%
**15
100%
Ramshot Magnum
<<locked>>
97%
54766
84%
**92
99%
ReloadSwiss RS 14
<<locked>>
97%
36056
56%
**50
100%
ReloadSwiss RS 50
<<locked>>
83%
58247
90%
**40
100%
ReloadSwiss RS 60
<<locked>>
87%
57899
89%
**45
100%
ReloadSwiss RS 62
<<locked>>
89%
58247
90%
**09
100%
ReloadSwiss RS 70
<<locked>>
90%
57783
89%
**61
100%
ReloadSwiss RS 76
<<locked>>
97%
44541
69%
**07
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
40118
62%
**72
92%
Rottweil R 903
<<locked>>
85%
57899
89%
**27
100%
Rottweil R 904
<<locked>>
94%
58073
89%
**63
98%
Rottweil R 905
<<locked>>
95%
57638
89%
**12
99%
Rottweil R 907
<<locked>>
87%
58059
89%
**36
100%
SNPE Vectan SP 11
<<locked>>
84%
58363
90%
**72
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
58175
90%
**99
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57870
89%
**90
100%
Shooters World Long Rifle
<<locked>>
88%
58160
90%
**36
100%
Somchem S355
<<locked>>
85%
57682
89%
**20
100%
Somchem S361
<<locked>>
93%
58450
90%
**40
98%
Somchem S365
<<locked>>
92%
58276
90%
**89
100%
Somchem S385
<<locked>>
95%
57769
89%
**76
100%
Vihtavuori N135
<<locked>>
86%
57957
89%
**35
100%
Vihtavuori N150
<<locked>>
90%
58218
90%
**81
100%
Vihtavuori N160
<<locked>>
88%
58247
90%
**53
100%
Vihtavuori N165
<<locked>>
97%
52011
80%
**71
99%
Vihtavuori N550
<<locked>>
87%
58189
90%
**89
100%
Vihtavuori N555
<<locked>>
96%
57899
89%
**15
100%
Vihtavuori N560
<<locked>>
97%
56028
86%
**51
98%
Vihtavuori N565
<<locked>>
97%
47718
73%
**81
96%
[Vihtavuori N568]*
<<locked>>
97%
41553
64%
**95
92%
Winchester 6.5 StaBALL
<<locked>>
89%
57696
89%
**13
100%
Winchester 760
<<locked>>
85%
57943
89%
**12
100%
Winchester StaBALL HD 👍
<<locked>>
97%
48936
75%
**09
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52779
81%
**41
100%
[ADI AR 2209]*
<<locked>>
81%
37144
57%
**12
94%
[ADI AR 2213]*
<<locked>>
82%
33794
52%
**46
90%
[ADI AR 2217]*
<<locked>>
91%
33605
52%
**33
90%
[ADI AR 2225]*
<<locked>>
89%
28268
44%
**25
90%
Accurate 2700
<<locked>>
81%
50778
78%
**72
99%
Accurate 3100
<<locked>>
81%
33011
51%
**93
96%
Accurate 4350
<<locked>>
81%
44541
69%
**62
100%
[Accurate MAGPRO]*
<<locked>>
86%
37855
58%
**74
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
53911
83%
**71
100%
Alliant Reloder-16
<<locked>>
81%
42482
65%
**56
100%
Alliant Reloder-17
<<locked>>
81%
48747
75%
**81
100%
[Alliant Reloder-19]*
<<locked>>
81%
37115
57%
**15
94%
[Alliant Reloder-22]*
<<locked>>
81%
32909
51%
**49
92%
Alliant Reloder-23
<<locked>>
81%
31575
49%
**16
99%
[Alliant Reloder-25]*
<<locked>>
81%
27644
43%
**11
93%
Alliant Reloder-26
<<locked>>
81%
34229
53%
**48
98%
[Hodgdon H1000]*
<<locked>>
91%
33605
52%
**33
90%
Hodgdon H414
<<locked>>
81%
50067
77%
**74
99%
Hodgdon H4350
<<locked>>
81%
40886
63%
**51
97%
[Hodgdon H4831]*
<<locked>>
84%
34548
53%
**30
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34766
53%
**36
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40016
62%
**44
100%
Hodgdon LVR
<<locked>>
81%
46891
72%
**02
100%
[Hodgdon Retumbo]*
<<locked>>
89%
28268
44%
**25
90%
Hodgdon Superperformance
<<locked>>
81%
45295
70%
**18
98%
Hodgdon VARGET
<<locked>>
81%
52388
81%
**38
100%
Hodgdon TrailBoss
<<locked>>
81%
28224
43%
**57
100%
IMR 4064
<<locked>>
81%
52025
80%
**25
100%
IMR 4166 Enduron
<<locked>>
81%
50386
78%
**89
99%
IMR 4350
<<locked>>
81%
42975
66%
**87
97%
IMR 4451 Enduron
<<locked>>
81%
48820
75%
**85
99%
IMR 4831
<<locked>>
81%
38305
59%
**21
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35230
54%
**10
91%
[IMR 7828 SSC]*
<<locked>>
81%
33866
52%
**56
90%
Lovex S065
<<locked>>
81%
46557
72%
**40
99%
Lovex S070
<<locked>>
81%
44686
69%
**26
98%
[Lovex S071]*
<<locked>>
81%
28311
44%
**65
93%
Norma 204
<<locked>>
81%
42917
66%
**26
96%
[Norma 217]*
<<locked>>
93%
28543
44%
**67
90%
Norma MRP
<<locked>>
81%
34040
52%
**08
95%
Norma URP
<<locked>>
81%
43743
67%
**49
100%
Ramshot Hunter
<<locked>>
81%
42467
65%
**40
98%
[Ramshot Magnum]*
<<locked>>
81%
30197
46%
**57
91%
ReloadSwiss RS 14
<<locked>>
81%
28703
44%
**93
100%
ReloadSwiss RS 50
<<locked>>
81%
54375
84%
**77
100%
ReloadSwiss RS 60
<<locked>>
81%
46949
72%
**81
100%
ReloadSwiss RS 62
<<locked>>
81%
44121
68%
**76
100%
ReloadSwiss RS 70
<<locked>>
81%
42293
65%
**82
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
28950
45%
**67
90%
[ReloadSwiss RS 80]*
<<locked>>
94%
36129
56%
**74
90%
Rottweil R 903
<<locked>>
81%
51677
80%
**35
100%
[Rottweil R 904]*
<<locked>>
81%
38682
60%
**02
93%
[Rottweil R 905]*
<<locked>>
81%
36318
56%
**92
94%
Rottweil R 907
<<locked>>
81%
47572
73%
**66
98%
SNPE Vectan SP 11
<<locked>>
81%
52968
82%
**84
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
52011
80%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45426
70%
**84
98%
Shooters World Long Rifle
<<locked>>
81%
46557
72%
**40
99%
Somchem S355
<<locked>>
81%
51576
79%
**25
100%
[Somchem S361]*
<<locked>>
81%
39044
60%
**79
92%
Somchem S365
<<locked>>
81%
40393
62%
**00
100%
Somchem S385
<<locked>>
81%
36970
57%
**85
95%
Vihtavuori N135
<<locked>>
81%
50227
77%
**20
100%
Vihtavuori N150
<<locked>>
81%
44135
68%
**61
100%
Vihtavuori N160
<<locked>>
81%
46963
72%
**72
100%
[Vihtavuori N165]*
<<locked>>
81%
30937
48%
**28
92%
Vihtavuori N550
<<locked>>
81%
47718
73%
**18
100%
Vihtavuori N555
<<locked>>
81%
35404
54%
**95
99%
[Vihtavuori N560]*
<<locked>>
82%
33968
52%
**85
90%
[Vihtavuori N565]*
<<locked>>
86%
32967
51%
**52
90%
[Vihtavuori N568]*
<<locked>>
94%
37391
58%
**94
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44063
68%
**03
100%
Winchester 760
<<locked>>
81%
50067
77%
**74
99%
Winchester StaBALL HD
<<locked>>
81%
26353
41%
**13
98%

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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