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

Recommended Powder(s): Alliant Reloder-26, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

7 mm WSM + .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 WSM load data
Case Length (l3):
2.090" | 53.1mm
Cartridge Length (C.O.L.):
2.574" | 65.4mm
Seated Depth:
0.836" | 21.2mm
Shank Seated Depth:
0.836" | 21.2mm
Case Capacity:
81.1 Grains of Water | 5.27 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B1385_C1069
Last updated:
2025-01-01

Load data for 168 loads in caliber 7 mm WSM with .284 | 150gr Hornady ECX bullet and 84 powders such as Alliant Reloder-26, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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>>
87%
57421
90%
**84
100%
ADI AR 2209
<<locked>>
97%
56202
88%
**63
98%
ADI AR 2213
<<locked>>
97%
49864
78%
**87
96%
[ADI AR 2225]*
<<locked>>
97%
32518
51%
**30
92%
Accurate 2700
<<locked>>
87%
57072
89%
**38
99%
Accurate 3100
<<locked>>
97%
49588
78%
**15
99%
Accurate 4064
<<locked>>
84%
56724
89%
**41
100%
Accurate 4350
<<locked>>
92%
57246
90%
**49
100%
[Accurate MAGPRO]*
<<locked>>
97%
48196
76%
**81
94%
Alliant Reloder- TS 15.5
<<locked>>
86%
57188
90%
**94
100%
Alliant Reloder-15
<<locked>>
84%
56695
89%
**04
100%
Alliant Reloder-16
<<locked>>
94%
57232
90%
**92
100%
Alliant Reloder-17
<<locked>>
89%
56855
89%
**89
100%
Alliant Reloder-19
<<locked>>
97%
55608
87%
**53
98%
Alliant Reloder-22
<<locked>>
97%
48849
77%
**84
97%
Alliant Reloder-23
<<locked>>
97%
46572
73%
**35
100%
Alliant Reloder-25
<<locked>>
97%
40828
64%
**46
98%
Alliant Reloder-26 👍
<<locked>>
97%
52576
82%
**18
100%
Hodgdon CFE223
<<locked>>
84%
57406
90%
**46
100%
Hodgdon H380
<<locked>>
85%
56623
89%
**00
100%
Hodgdon H414
<<locked>>
88%
57392
90%
**66
100%
Hodgdon H4350
<<locked>>
95%
56565
89%
**00
99%
[Hodgdon H4831]*
<<locked>>
97%
46195
72%
**62
94%
Hodgdon H4831 SC
<<locked>>
97%
52330
82%
**74
96%
Hodgdon Hybrid 100V
<<locked>>
95%
57116
90%
**04
100%
Hodgdon LVR
<<locked>>
90%
57261
90%
**46
100%
[Hodgdon Retumbo]*
<<locked>>
97%
32518
51%
**30
92%
Hodgdon Superperformance 👍
<<locked>>
90%
56536
89%
**92
99%
Hodgdon VARGET
<<locked>>
87%
56942
89%
**81
100%
Hodgdon TrailBoss
<<locked>>
97%
35056
55%
**62
100%
IMR 3031
<<locked>>
83%
57145
90%
**51
100%
IMR 4064
<<locked>>
87%
56724
89%
**67
100%
IMR 4166 Enduron
<<locked>>
88%
57232
90%
**71
99%
IMR 4350
<<locked>>
93%
56768
89%
**00
99%
IMR 4451 Enduron
<<locked>>
89%
56724
89%
**87
99%
IMR 4831
<<locked>>
97%
55840
87%
**10
100%
IMR 4955 Enduron
<<locked>>
97%
52040
82%
**31
96%
IMR 7828 SSC
<<locked>>
97%
51866
81%
**33
97%
Lovex S062
<<locked>>
85%
57188
90%
**64
100%
Lovex S065
<<locked>>
91%
56913
89%
**84
100%
Lovex S070
<<locked>>
92%
57101
89%
**07
100%
Lovex S071
<<locked>>
97%
41176
65%
**64
98%
Norma 203B
<<locked>>
84%
56869
89%
**07
100%
Norma 204
<<locked>>
93%
57334
90%
**56
98%
Norma MRP
<<locked>>
97%
51837
81%
**69
99%
Norma URP
<<locked>>
92%
56695
89%
**43
100%
Ramshot Big Game
<<locked>>
84%
57203
90%
**27
100%
Ramshot Hunter 👍
<<locked>>
93%
57174
90%
**69
100%
Ramshot Magnum
<<locked>>
97%
47863
75%
**44
98%
ReloadSwiss RS 14
<<locked>>
96%
35157
55%
**95
100%
ReloadSwiss RS 50
<<locked>>
85%
57363
90%
**97
100%
ReloadSwiss RS 52
<<locked>>
84%
56623
89%
**07
100%
ReloadSwiss RS 60
<<locked>>
90%
56405
88%
**05
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
56739
89%
**66
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
56724
89%
**15
100%
ReloadSwiss RS 76
<<locked>>
97%
39175
61%
**53
96%
Rottweil R 902
<<locked>>
84%
57406
90%
**48
100%
Rottweil R 903
<<locked>>
87%
57435
90%
**94
100%
Rottweil R 904
<<locked>>
97%
57261
90%
**17
98%
Rottweil R 905
<<locked>>
97%
54708
86%
**36
98%
Rottweil R 907
<<locked>>
90%
56913
89%
**87
99%
SNPE Vectan SP 11
<<locked>>
87%
57435
90%
**27
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
56942
89%
**56
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
56579
89%
**41
99%
Shooters World Long Rifle
<<locked>>
91%
56913
89%
**84
100%
Shooters World Precision
<<locked>>
85%
57188
90%
**64
100%
Somchem S355
<<locked>>
87%
56652
89%
**81
100%
Somchem S361
<<locked>>
95%
56869
89%
**84
97%
Somchem S365
<<locked>>
95%
57087
89%
**56
100%
Somchem S385
<<locked>>
97%
54926
86%
**04
99%
Vihtavuori N133
<<locked>>
83%
56840
89%
**40
100%
Vihtavuori N135
<<locked>>
89%
57261
90%
**95
100%
Vihtavuori N140
<<locked>>
83%
57087
89%
**12
100%
Vihtavuori N150
<<locked>>
92%
57014
89%
**48
100%
Vihtavuori N160
<<locked>>
90%
56681
89%
**00
100%
Vihtavuori N165
<<locked>>
97%
46224
72%
**43
97%
Vihtavuori N540
<<locked>>
83%
56478
88%
**35
100%
Vihtavuori N550
<<locked>>
90%
56884
89%
**49
100%
Vihtavuori N555
<<locked>>
97%
51764
81%
**97
100%
Vihtavuori N560
<<locked>>
97%
49835
78%
**20
96%
[Vihtavuori N565]*
<<locked>>
97%
42003
66%
**49
93%
Winchester 6.5 StaBALL
<<locked>>
92%
57058
89%
**84
100%
Winchester 760
<<locked>>
88%
57392
90%
**66
100%
Winchester StaBALL HD
<<locked>>
97%
40698
64%
**74
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48399
76%
**43
100%
[ADI AR 2209]*
<<locked>>
81%
33562
53%
**00
91%
[ADI AR 2213]*
<<locked>>
86%
35491
56%
**59
90%
[ADI AR 2225]*
<<locked>>
94%
29718
47%
**38
90%
Accurate 2700
<<locked>>
81%
46688
73%
**67
97%
[Accurate 3100]*
<<locked>>
81%
29080
46%
**75
93%
Accurate 4064
<<locked>>
81%
51605
81%
**72
100%
Accurate 4350
<<locked>>
81%
39610
62%
**48
99%
[Accurate MAGPRO]*
<<locked>>
91%
39798
62%
**97
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
48878
77%
**66
100%
Alliant Reloder-15
<<locked>>
81%
52431
82%
**38
100%
Alliant Reloder-16
<<locked>>
81%
38247
60%
**48
99%
Alliant Reloder-17
<<locked>>
81%
43685
68%
**79
100%
[Alliant Reloder-19]*
<<locked>>
81%
33489
52%
**00
92%
[Alliant Reloder-22]*
<<locked>>
82%
30618
48%
**64
90%
Alliant Reloder-23
<<locked>>
81%
28210
44%
**08
97%
[Alliant Reloder-25]*
<<locked>>
82%
25599
40%
**16
90%
Alliant Reloder-26
<<locked>>
81%
29892
47%
**03
95%
Hodgdon CFE223
<<locked>>
81%
51576
81%
**61
100%
Hodgdon H380
<<locked>>
81%
49806
78%
**89
100%
Hodgdon H414
<<locked>>
81%
44991
70%
**62
98%
Hodgdon H4350
<<locked>>
81%
37188
58%
**36
95%
[Hodgdon H4831]*
<<locked>>
89%
36245
57%
**43
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
36013
56%
**36
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35708
56%
**36
99%
Hodgdon LVR
<<locked>>
81%
42221
66%
**87
99%
[Hodgdon Retumbo]*
<<locked>>
94%
29718
47%
**38
90%
Hodgdon Superperformance
<<locked>>
81%
40190
63%
**90
96%
Hodgdon VARGET
<<locked>>
81%
47979
75%
**36
100%
Hodgdon TrailBoss
<<locked>>
85%
29588
46%
**50
100%
IMR 3031
<<locked>>
81%
53650
84%
**08
100%
IMR 4064
<<locked>>
81%
47718
75%
**17
100%
IMR 4166 Enduron
<<locked>>
81%
46673
73%
**90
98%
IMR 4350
<<locked>>
81%
38899
61%
**79
95%
IMR 4451 Enduron
<<locked>>
81%
45005
71%
**84
98%
IMR 4831
<<locked>>
81%
34258
54%
**03
97%
[IMR 4955 Enduron]*
<<locked>>
84%
35244
55%
**87
90%
[IMR 7828 SSC]*
<<locked>>
86%
35636
56%
**79
90%
Lovex S062
<<locked>>
81%
51300
80%
**72
100%
Lovex S065
<<locked>>
81%
42554
67%
**35
98%
Lovex S070
<<locked>>
81%
40437
63%
**15
97%
[Lovex S071]*
<<locked>>
81%
24947
39%
**47
91%
Norma 203B
<<locked>>
81%
51779
81%
**25
100%
[Norma 204]*
<<locked>>
81%
38276
60%
**95
94%
[Norma MRP]*
<<locked>>
81%
30313
47%
**80
92%
Norma URP
<<locked>>
81%
39030
61%
**35
99%
Ramshot Big Game
<<locked>>
81%
52141
82%
**51
100%
Ramshot Hunter
<<locked>>
81%
37681
59%
**12
97%
[Ramshot Magnum]*
<<locked>>
84%
30008
47%
**31
90%
ReloadSwiss RS 14
<<locked>>
81%
28485
45%
**54
100%
ReloadSwiss RS 50
<<locked>>
81%
49835
78%
**76
99%
ReloadSwiss RS 52
<<locked>>
81%
51532
81%
**35
100%
ReloadSwiss RS 60
<<locked>>
81%
42090
66%
**72
100%
ReloadSwiss RS 62
<<locked>>
81%
38928
61%
**51
98%
ReloadSwiss RS 70
<<locked>>
81%
37942
59%
**67
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
30487
48%
**93
90%
Rottweil R 902
<<locked>>
81%
53098
83%
**89
100%
Rottweil R 903
<<locked>>
81%
46485
73%
**23
100%
[Rottweil R 904]*
<<locked>>
81%
34838
55%
**87
91%
[Rottweil R 905]*
<<locked>>
81%
32213
50%
**74
91%
Rottweil R 907
<<locked>>
81%
43511
68%
**54
97%
SNPE Vectan SP 11
<<locked>>
81%
47529
74%
**76
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47848
75%
**25
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41307
65%
**75
97%
Shooters World Long Rifle
<<locked>>
81%
42554
67%
**35
98%
Shooters World Precision
<<locked>>
81%
51300
80%
**72
100%
Somchem S355
<<locked>>
81%
47079
74%
**30
100%
[Somchem S361]*
<<locked>>
81%
35911
56%
**80
90%
Somchem S365
<<locked>>
81%
35462
56%
**85
100%
[Somchem S385]*
<<locked>>
81%
32924
52%
**67
93%
Vihtavuori N133
<<locked>>
81%
53345
84%
**97
100%
Vihtavuori N135
<<locked>>
81%
45585
71%
**31
100%
Vihtavuori N140
<<locked>>
81%
52663
83%
**53
100%
Vihtavuori N150
<<locked>>
81%
40045
63%
**69
100%
Vihtavuori N160
<<locked>>
81%
42366
66%
**64
99%
[Vihtavuori N165]*
<<locked>>
82%
28993
45%
**46
90%
Vihtavuori N540
<<locked>>
81%
52431
82%
**76
100%
Vihtavuori N550
<<locked>>
81%
42859
67%
**10
99%
Vihtavuori N555
<<locked>>
81%
30980
49%
**80
97%
[Vihtavuori N560]*
<<locked>>
87%
36187
57%
**15
90%
[Vihtavuori N565]*
<<locked>>
91%
34534
54%
**75
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39697
62%
**02
100%
Winchester 760
<<locked>>
81%
44991
70%
**62
98%
Winchester StaBALL HD
<<locked>>
81%
24729
39%
**62
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.

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

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