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

Recommended Powder(s): Hodgdon H414, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 70, Winchester 760

7 mm Rem. 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 Rem. Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
2.961" | 75.2mm
Seated Depth:
0.859" | 21.8mm
Shank Seated Depth:
0.859" | 21.8mm
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_B1385_C1064
Last updated:
2025-02-02

Load data for 190 loads in caliber 7 mm Rem. Mag. with .284 | 150gr Hornady ECX bullet and 95 powders such as Hodgdon H414, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 70, Winchester 760. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 31.6 fps

  • .

    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 2206H
<<locked>>
83%
61743
99%
**49
100%
ADI AR 2208
<<locked>>
89%
61453
99%
**36
100%
ADI AR 2209
<<locked>>
97%
56463
91%
**66
98%
ADI AR 2213
<<locked>>
97%
50067
80%
**77
96%
[ADI AR 2225]*
<<locked>>
97%
32474
52%
**23
92%
Accurate 2700
<<locked>>
90%
62062
100%
**10
99%
Accurate 3100
<<locked>>
97%
49327
79%
**05
99%
Accurate 4064
<<locked>>
86%
61496
99%
**97
100%
Accurate 4350
<<locked>>
94%
62323
100%
**12
100%
[Accurate MAGPRO]*
<<locked>>
97%
48501
78%
**71
93%
Alliant Reloder- TS 15.5
<<locked>>
88%
62192
100%
**56
100%
Alliant Reloder-15
<<locked>>
86%
62149
100%
**72
100%
Alliant Reloder-16
<<locked>>
96%
61569
99%
**48
100%
Alliant Reloder-17
<<locked>>
91%
61467
99%
**45
100%
Alliant Reloder-19
<<locked>>
97%
55245
89%
**36
98%
Alliant Reloder-22
<<locked>>
97%
49240
79%
**87
97%
Alliant Reloder-23
<<locked>>
97%
46412
74%
**22
100%
Alliant Reloder-25
<<locked>>
97%
41031
66%
**49
98%
Alliant Reloder-26
<<locked>>
97%
53983
87%
**28
100%
Baschieri & Pellagri 107
<<locked>>
83%
61496
99%
**69
100%
Hodgdon CFE223
<<locked>>
86%
61438
99%
**95
100%
Hodgdon H380
<<locked>>
87%
61656
99%
**69
100%
Hodgdon H414 👍
<<locked>>
90%
61801
99%
**31
100%
Hodgdon H4350
<<locked>>
97%
60104
96%
**49
99%
[Hodgdon H4831]*
<<locked>>
97%
46441
74%
**56
94%
Hodgdon H4831 SC
<<locked>>
97%
52547
84%
**67
96%
Hodgdon Hybrid 100V
<<locked>>
97%
60205
97%
**46
100%
Hodgdon LVR
<<locked>>
93%
61960
99%
**05
100%
[Hodgdon Retumbo]*
<<locked>>
97%
32474
52%
**23
92%
Hodgdon Superperformance 👍
<<locked>>
92%
61598
99%
**64
100%
Hodgdon VARGET
<<locked>>
89%
61960
99%
**40
100%
Hodgdon TrailBoss
<<locked>>
97%
35056
56%
**62
100%
IMR 3031
<<locked>>
85%
61540
99%
**04
100%
IMR 4064
<<locked>>
89%
61438
99%
**27
100%
IMR 4166 Enduron
<<locked>>
90%
61569
99%
**30
100%
IMR 4350
<<locked>>
96%
62352
100%
**82
100%
IMR 4451 Enduron
<<locked>>
91%
61989
99%
**59
100%
IMR 4831
<<locked>>
97%
56666
91%
**20
100%
IMR 4895
<<locked>>
85%
61757
99%
**79
100%
IMR 4955 Enduron
<<locked>>
97%
51735
83%
**15
96%
IMR 7828 SSC
<<locked>>
97%
51605
83%
**27
96%
Lovex D073.6
<<locked>>
83%
62337
100%
**17
100%
Lovex S060
<<locked>>
84%
62004
99%
**97
100%
Lovex S062
<<locked>>
87%
61772
99%
**17
100%
Lovex S065
<<locked>>
93%
61525
99%
**49
100%
Lovex S070
<<locked>>
94%
62120
100%
**72
100%
Lovex S071
<<locked>>
97%
41959
67%
**71
98%
Norma 201
<<locked>>
84%
62337
100%
**20
100%
Norma 202
<<locked>>
84%
62149
100%
**94
100%
Norma 203B
<<locked>>
87%
62323
100%
**76
100%
Norma 204
<<locked>>
95%
61409
98%
**09
99%
Norma MRP
<<locked>>
97%
52199
84%
**69
99%
Norma URP
<<locked>>
95%
61772
99%
**05
100%
Ramshot Big Game
<<locked>>
86%
62105
100%
**82
100%
Ramshot Hunter 👍
<<locked>>
96%
62134
100%
**38
100%
Ramshot Magnum
<<locked>>
97%
48124
77%
**44
98%
ReloadSwiss RS 14
<<locked>>
96%
35520
57%
**98
100%
ReloadSwiss RS 50
<<locked>>
88%
62192
100%
**56
100%
ReloadSwiss RS 52
<<locked>>
86%
61844
99%
**72
100%
ReloadSwiss RS 60
<<locked>>
92%
62149
100%
**77
100%
ReloadSwiss RS 62
<<locked>>
94%
61859
99%
**28
100%
ReloadSwiss RS 70 👍
<<locked>>
95%
61801
99%
**84
100%
ReloadSwiss RS 76
<<locked>>
97%
39639
64%
**49
96%
Rottweil R 902
<<locked>>
86%
62033
99%
**04
100%
Rottweil R 903
<<locked>>
89%
61511
99%
**43
100%
Rottweil R 904
<<locked>>
97%
57522
92%
**20
98%
Rottweil R 905
<<locked>>
97%
54984
88%
**36
98%
Rottweil R 907
<<locked>>
92%
61279
98%
**49
100%
SNPE Vectan SP 11
<<locked>>
89%
62337
100%
**92
100%
SNPE Vectan SP 9
<<locked>>
84%
61989
99%
**43
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
62120
100%
**28
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
61757
99%
**15
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
61728
99%
**04
100%
Shooters World Long Rifle
<<locked>>
93%
61525
99%
**49
100%
Shooters World Match Rifle
<<locked>>
83%
62337
100%
**17
100%
Shooters World Precision
<<locked>>
87%
61772
99%
**17
100%
Somchem S335
<<locked>>
84%
61699
99%
**25
100%
Somchem S355
<<locked>>
90%
62178
100%
**53
100%
Somchem S361
<<locked>>
97%
59814
96%
**17
97%
Somchem S365
<<locked>>
97%
61337
98%
**09
100%
Somchem S385
<<locked>>
97%
55172
88%
**04
99%
Vihtavuori N133
<<locked>>
86%
61525
99%
**95
100%
Vihtavuori N135
<<locked>>
91%
62076
100%
**48
100%
Vihtavuori N140
<<locked>>
86%
62033
99%
**71
100%
Vihtavuori N150
<<locked>>
95%
62178
100%
**00
100%
Vihtavuori N160
<<locked>>
92%
62192
100%
**76
100%
Vihtavuori N165
<<locked>>
97%
46470
75%
**46
97%
Vihtavuori N540
<<locked>>
86%
61409
98%
**94
100%
Vihtavuori N550
<<locked>>
92%
61830
99%
**12
100%
Vihtavuori N555
<<locked>>
97%
52083
84%
**00
100%
Vihtavuori N560
<<locked>>
97%
50038
80%
**07
96%
[Vihtavuori N565]*
<<locked>>
97%
41771
67%
**40
93%
Winchester 6.5 StaBALL
<<locked>>
94%
61598
99%
**30
100%
Winchester 760 👍
<<locked>>
90%
61801
99%
**31
100%
Winchester StaBALL HD
<<locked>>
97%
40959
66%
**71
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
57159
92%
**84
100%
ADI AR 2208
<<locked>>
81%
48747
78%
**43
100%
[ADI AR 2209]*
<<locked>>
81%
33808
54%
**00
91%
[ADI AR 2213]*
<<locked>>
86%
35766
57%
**69
90%
[ADI AR 2225]*
<<locked>>
94%
30066
48%
**48
90%
Accurate 2700
<<locked>>
81%
47065
75%
**77
97%
[Accurate 3100]*
<<locked>>
81%
29080
47%
**69
93%
Accurate 4064
<<locked>>
81%
51808
83%
**69
100%
Accurate 4350
<<locked>>
81%
39494
63%
**38
99%
[Accurate MAGPRO]*
<<locked>>
91%
39987
64%
**97
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49255
79%
**62
100%
Alliant Reloder-15
<<locked>>
81%
52446
84%
**31
100%
Alliant Reloder-16
<<locked>>
81%
38450
62%
**44
99%
Alliant Reloder-17
<<locked>>
81%
43540
70%
**66
100%
[Alliant Reloder-19]*
<<locked>>
81%
33417
54%
**90
91%
[Alliant Reloder-22]*
<<locked>>
82%
30922
50%
**67
90%
Alliant Reloder-23
<<locked>>
81%
28152
45%
**98
97%
[Alliant Reloder-25]*
<<locked>>
82%
25802
41%
**06
90%
Alliant Reloder-26
<<locked>>
81%
30182
48%
**03
95%
Baschieri & Pellagri 107
<<locked>>
81%
57000
91%
**04
100%
Hodgdon CFE223
<<locked>>
81%
51822
83%
**54
100%
Hodgdon H380
<<locked>>
81%
50256
81%
**99
100%
Hodgdon H414
<<locked>>
81%
45092
72%
**56
98%
Hodgdon H4350
<<locked>>
81%
37130
60%
**30
95%
[Hodgdon H4831]*
<<locked>>
89%
36550
59%
**39
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
36898
59%
**49
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36042
58%
**36
99%
Hodgdon LVR
<<locked>>
81%
42134
68%
**87
99%
[Hodgdon Retumbo]*
<<locked>>
94%
30066
48%
**48
90%
Hodgdon Superperformance
<<locked>>
81%
40480
65%
**97
96%
Hodgdon VARGET
<<locked>>
81%
48327
77%
**36
100%
Hodgdon TrailBoss
<<locked>>
85%
29631
48%
**50
100%
IMR 3031
<<locked>>
81%
53983
87%
**05
100%
IMR 4064
<<locked>>
81%
47790
77%
**13
100%
IMR 4166 Enduron
<<locked>>
81%
46601
75%
**87
98%
IMR 4350
<<locked>>
81%
39291
63%
**79
95%
IMR 4451 Enduron
<<locked>>
81%
44933
72%
**77
98%
IMR 4831
<<locked>>
81%
34432
55%
**03
97%
IMR 4895
<<locked>>
81%
53882
86%
**67
100%
[IMR 4955 Enduron]*
<<locked>>
84%
35708
57%
**93
90%
[IMR 7828 SSC]*
<<locked>>
86%
35563
57%
**79
90%
Lovex D073.6
<<locked>>
81%
57638
92%
**54
100%
Lovex S060
<<locked>>
81%
55680
89%
**02
100%
Lovex S062
<<locked>>
81%
51329
82%
**66
100%
Lovex S065
<<locked>>
81%
42482
68%
**35
98%
Lovex S070
<<locked>>
81%
40741
65%
**15
97%
[Lovex S071]*
<<locked>>
81%
25005
40%
**44
90%
Norma 201
<<locked>>
81%
55970
90%
**28
100%
Norma 202
<<locked>>
81%
56594
91%
**22
100%
Norma 203B
<<locked>>
81%
51663
83%
**15
100%
[Norma 204]*
<<locked>>
81%
38522
62%
**02
94%
[Norma MRP]*
<<locked>>
81%
30618
49%
**80
92%
Norma URP
<<locked>>
81%
39465
63%
**35
99%
Ramshot Big Game
<<locked>>
81%
52402
84%
**44
100%
Ramshot Hunter
<<locked>>
81%
38043
61%
**12
97%
[Ramshot Magnum]*
<<locked>>
84%
30211
48%
**28
90%
ReloadSwiss RS 14
<<locked>>
81%
28166
45%
**47
100%
ReloadSwiss RS 50
<<locked>>
81%
50096
80%
**79
99%
ReloadSwiss RS 52
<<locked>>
81%
52011
83%
**35
100%
ReloadSwiss RS 60
<<locked>>
81%
42090
67%
**62
100%
ReloadSwiss RS 62
<<locked>>
81%
39320
63%
**51
98%
ReloadSwiss RS 70
<<locked>>
81%
38276
61%
**64
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
30429
49%
**80
90%
Rottweil R 902
<<locked>>
81%
53156
85%
**82
100%
Rottweil R 903
<<locked>>
81%
46847
75%
**30
100%
[Rottweil R 904]*
<<locked>>
81%
35114
56%
**87
91%
[Rottweil R 905]*
<<locked>>
81%
32590
52%
**77
91%
Rottweil R 907
<<locked>>
81%
43540
70%
**51
97%
SNPE Vectan SP 11
<<locked>>
81%
47964
77%
**76
100%
SNPE Vectan SP 9
<<locked>>
81%
55593
89%
**54
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
56405
90%
**56
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47790
77%
**21
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41756
67%
**79
97%
Shooters World Long Rifle
<<locked>>
81%
42482
68%
**35
98%
Shooters World Match Rifle
<<locked>>
81%
57638
92%
**54
100%
Shooters World Precision
<<locked>>
81%
51329
82%
**66
100%
Somchem S335
<<locked>>
81%
56304
90%
**53
100%
Somchem S355
<<locked>>
81%
46978
75%
**20
100%
[Somchem S361]*
<<locked>>
81%
36201
58%
**87
90%
Somchem S365
<<locked>>
81%
35897
58%
**89
100%
[Somchem S385]*
<<locked>>
81%
33069
53%
**64
93%
Vihtavuori N133
<<locked>>
81%
53345
86%
**87
100%
Vihtavuori N135
<<locked>>
81%
45600
73%
**28
100%
Vihtavuori N140
<<locked>>
81%
53171
85%
**53
100%
Vihtavuori N150
<<locked>>
81%
40538
65%
**75
100%
Vihtavuori N160
<<locked>>
81%
42511
68%
**61
99%
[Vihtavuori N165]*
<<locked>>
83%
29312
47%
**52
90%
Vihtavuori N540
<<locked>>
81%
52881
85%
**76
100%
Vihtavuori N550
<<locked>>
81%
43279
69%
**10
99%
Vihtavuori N555
<<locked>>
81%
31183
50%
**80
97%
[Vihtavuori N560]*
<<locked>>
87%
35882
58%
**05
90%
[Vihtavuori N565]*
<<locked>>
91%
35012
56%
**85
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39769
64%
**95
100%
Winchester 760
<<locked>>
81%
45092
72%
**56
98%
Winchester StaBALL HD
<<locked>>
81%
24990
40%
**65
95%

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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