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Load data for .284 Win. + .284 | 150gr Hornady ECX

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, IMR 4895, ReloadSwiss RS 60, SNPE Vectan SP 11

.284 Win. + .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:
.284 Win. load data
Case Length (l3):
2.170" | 55.1mm
Cartridge Length (C.O.L.):
2.520" | 64.0mm
Seated Depth:
0.970" | 24.6mm
Shank Seated Depth:
0.970" | 24.6mm
Case Capacity:
66.0 Grains of Water | 4.29 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B1385_C293
Last updated:
2025-01-01

Load data for 194 loads in caliber .284 Win. with .284 | 150gr Hornady ECX bullet and 97 powders such as Alliant Reloder-17, Hodgdon CFE223, IMR 4895, ReloadSwiss RS 60, SNPE Vectan SP 11. 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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  • .

    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>>
89%
56362
88%
**40
100%
ADI AR 2208
<<locked>>
95%
57029
89%
**33
100%
Accurate 2015
<<locked>>
85%
56898
89%
**38
100%
Accurate 2200
<<locked>>
88%
57101
89%
**20
99%
Accurate 2230
<<locked>>
83%
57159
90%
**03
100%
Accurate 2460
<<locked>>
83%
57392
90%
**03
100%
Accurate 2495
<<locked>>
88%
56637
89%
**97
100%
Accurate 2520
<<locked>>
87%
56927
89%
**33
100%
Accurate 2700
<<locked>>
95%
56666
89%
**74
97%
[Accurate 3100]*
<<locked>>
97%
33823
53%
**95
93%
Accurate 4064
<<locked>>
94%
57435
90%
**40
100%
Accurate 4350
<<locked>>
97%
47776
75%
**84
99%
Alliant AR-Comp
<<locked>>
87%
56434
88%
**80
100%
Alliant Reloder- TS 15.5
<<locked>>
95%
57421
90%
**69
100%
Alliant Reloder-15
<<locked>>
92%
56710
89%
**69
100%
Alliant Reloder-16
<<locked>>
97%
46717
73%
**84
99%
Alliant Reloder-17 👍
<<locked>>
97%
53853
84%
**25
100%
[Alliant Reloder-19]*
<<locked>>
97%
40828
64%
**36
92%
Alliant Reloder-23
<<locked>>
97%
33127
52%
**21
96%
Alliant Reloder-26
<<locked>>
97%
35955
56%
**43
95%
Baschieri & Pellagri 107
<<locked>>
89%
56637
89%
**62
100%
Hodgdon BL-C2
<<locked>>
87%
56449
88%
**62
100%
Hodgdon Benchmark
<<locked>>
87%
56811
89%
**71
100%
Hodgdon CFE223 👍
<<locked>>
92%
56391
88%
**05
100%
Hodgdon H322
<<locked>>
86%
56985
89%
**97
100%
Hodgdon H380
<<locked>>
93%
56594
89%
**59
99%
Hodgdon H414
<<locked>>
97%
55680
87%
**99
98%
Hodgdon H4350
<<locked>>
97%
45121
71%
**69
95%
Hodgdon Hybrid 100V
<<locked>>
97%
43033
67%
**69
99%
Hodgdon LVR
<<locked>>
97%
51735
81%
**33
99%
Hodgdon Superperformance
<<locked>>
97%
51184
80%
**53
96%
Hodgdon VARGET
<<locked>>
95%
56231
88%
**23
100%
IMR 3031
<<locked>>
92%
57305
90%
**46
100%
IMR 4064
<<locked>>
95%
56405
88%
**17
100%
IMR 4166 Enduron
<<locked>>
96%
56855
89%
**00
98%
IMR 4350
<<locked>>
96%
47427
74%
**05
95%
IMR 4451 Enduron
<<locked>>
97%
56681
89%
**33
98%
IMR 4831
<<locked>>
97%
40814
64%
**39
97%
IMR 4895 👍
<<locked>>
92%
57014
89%
**82
100%
IMR 8208 XBR
<<locked>>
88%
56768
89%
**17
100%
Lovex D073.5
<<locked>>
83%
56855
89%
**97
100%
Lovex D073.6
<<locked>>
89%
56927
89%
**33
100%
Lovex S060
<<locked>>
89%
56884
89%
**80
100%
Lovex S062
<<locked>>
93%
56333
88%
**13
100%
Lovex S065
<<locked>>
97%
51822
81%
**61
98%
Lovex S070
<<locked>>
97%
49298
77%
**44
97%
Norma 201
<<locked>>
90%
56768
89%
**17
100%
Norma 202
<<locked>>
90%
56971
89%
**10
100%
Norma 203B
<<locked>>
93%
57000
89%
**72
100%
[Norma 204]*
<<locked>>
97%
48501
76%
**51
94%
[Norma MRP]*
<<locked>>
97%
36869
58%
**16
92%
Norma URP
<<locked>>
97%
46934
74%
**61
98%
Ramshot Big Game
<<locked>>
92%
56072
88%
**76
100%
Ramshot Hunter
<<locked>>
97%
46601
73%
**64
97%
Ramshot TAC
<<locked>>
88%
57305
90%
**40
99%
Ramshot Wild Boar
<<locked>>
88%
57043
89%
**56
100%
Ramshot X-Terminator
<<locked>>
85%
56507
89%
**97
100%
ReloadSwiss RS 40
<<locked>>
84%
57421
90%
**13
100%
ReloadSwiss RS 50
<<locked>>
94%
57406
90%
**46
98%
ReloadSwiss RS 52
<<locked>>
93%
56913
89%
**92
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
52083
82%
**15
100%
ReloadSwiss RS 62
<<locked>>
97%
47253
74%
**00
98%
ReloadSwiss RS 70
<<locked>>
96%
47181
74%
**07
98%
Rottweil R 901
<<locked>>
87%
57058
89%
**84
100%
Rottweil R 902
<<locked>>
91%
56666
89%
**03
100%
Rottweil R 903
<<locked>>
97%
56855
89%
**59
100%
Rottweil R 907
<<locked>>
97%
54085
85%
**87
97%
SNPE Vectan SP 11 👍
<<locked>>
96%
57174
90%
**02
100%
SNPE Vectan SP 7
<<locked>>
88%
56956
89%
**36
99%
SNPE Vectan SP 9
<<locked>>
90%
56492
89%
**43
100%
SNPE Vectan Tubal 3000
<<locked>>
89%
56637
89%
**28
100%
SNPE Vectan Tubal 5000
<<locked>>
95%
57305
90%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
52707
83%
**28
97%
Shooters World Long Rifle
<<locked>>
97%
51822
81%
**61
98%
Shooters World Match Rifle
<<locked>>
89%
56927
89%
**33
100%
Shooters World Precision
<<locked>>
93%
56333
88%
**13
100%
Somchem S321
<<locked>>
85%
56623
89%
**30
100%
Somchem S335
<<locked>>
89%
56739
89%
**41
100%
Somchem S341
<<locked>>
88%
56652
89%
**23
100%
Somchem S355
<<locked>>
97%
57377
90%
**59
100%
Somchem S365
<<locked>>
96%
41713
65%
**12
100%
[Somchem S385]*
<<locked>>
97%
39247
61%
**97
93%
Vihtavuori N130
<<locked>>
86%
57217
90%
**08
100%
Vihtavuori N133
<<locked>>
91%
56913
89%
**18
100%
Vihtavuori N135
<<locked>>
97%
55405
87%
**61
100%
Vihtavuori N140
<<locked>>
92%
57203
90%
**87
100%
Vihtavuori N150
<<locked>>
97%
48776
76%
**05
100%
Vihtavuori N160
<<locked>>
96%
51677
81%
**90
99%
Vihtavuori N530
<<locked>>
86%
56956
89%
**23
100%
Vihtavuori N540
<<locked>>
92%
57319
90%
**23
100%
Vihtavuori N550
<<locked>>
97%
52257
82%
**49
99%
Vihtavuori N555
<<locked>>
97%
35520
56%
**00
97%
Winchester 6.5 StaBALL
<<locked>>
96%
49545
78%
**48
100%
Winchester 748
<<locked>>
85%
57377
90%
**66
100%
Winchester 760
<<locked>>
97%
55680
87%
**99
98%
Winchester StaBALL HD
<<locked>>
97%
29747
47%
**88
95%
Winchester StaBALL Match
<<locked>>
83%
57290
90%
**59
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
44092
69%
**43
99%
ADI AR 2208
<<locked>>
81%
37550
59%
**02
97%
Accurate 2015
<<locked>>
81%
50067
78%
**49
100%
Accurate 2200
<<locked>>
81%
46253
72%
**52
98%
Accurate 2230
<<locked>>
81%
52344
82%
**38
100%
Accurate 2460
<<locked>>
81%
52837
83%
**48
100%
Accurate 2495
<<locked>>
81%
45194
71%
**43
100%
Accurate 2520
<<locked>>
81%
46079
72%
**79
100%
[Accurate 2700]*
<<locked>>
81%
36042
56%
**16
91%
[Accurate 3100]*
<<locked>>
92%
28964
45%
**74
90%
Accurate 4064
<<locked>>
81%
38072
60%
**38
100%
[Accurate 4350]*
<<locked>>
81%
27470
43%
**54
92%
Alliant AR-Comp
<<locked>>
81%
46079
72%
**43
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
36927
58%
**25
98%
Alliant Reloder-15
<<locked>>
81%
39668
62%
**80
98%
[Alliant Reloder-16]*
<<locked>>
81%
28935
45%
**70
92%
Alliant Reloder-17
<<locked>>
81%
31865
50%
**85
96%
[Alliant Reloder-19]*
<<locked>>
94%
37550
59%
**61
90%
[Alliant Reloder-23]*
<<locked>>
86%
24018
38%
**42
90%
[Alliant Reloder-26]*
<<locked>>
90%
29356
46%
**52
90%
Baschieri & Pellagri 107
<<locked>>
81%
43323
68%
**52
98%
Hodgdon BL-C2
<<locked>>
81%
45672
72%
**02
100%
Hodgdon Benchmark
<<locked>>
81%
48370
76%
**49
100%
Hodgdon CFE223
<<locked>>
81%
37913
59%
**84
96%
Hodgdon H322
<<locked>>
81%
49066
77%
**92
100%
Hodgdon H380
<<locked>>
81%
37666
59%
**31
96%
[Hodgdon H414]*
<<locked>>
81%
32793
51%
**65
91%
[Hodgdon H4350]*
<<locked>>
87%
33924
53%
**29
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26295
41%
**75
93%
[Hodgdon LVR]*
<<locked>>
81%
30937
48%
**16
92%
[Hodgdon Superperformance]*
<<locked>>
86%
35085
55%
**28
90%
Hodgdon VARGET
<<locked>>
81%
37057
58%
**95
97%
IMR 3031
<<locked>>
81%
40219
63%
**93
100%
IMR 4064
<<locked>>
81%
36883
58%
**82
97%
[IMR 4166 Enduron]*
<<locked>>
81%
36840
58%
**46
92%
[IMR 4350]*
<<locked>>
86%
34011
53%
**36
90%
[IMR 4451 Enduron]*
<<locked>>
81%
34708
54%
**29
91%
[IMR 4831]*
<<locked>>
81%
24918
39%
**49
90%
IMR 4895
<<locked>>
81%
40683
64%
**10
98%
IMR 8208 XBR
<<locked>>
81%
46195
72%
**56
100%
Lovex D073.5
<<locked>>
81%
52344
82%
**38
100%
Lovex D073.6
<<locked>>
81%
43294
68%
**33
100%
Lovex S060
<<locked>>
81%
44628
70%
**90
99%
Lovex S062
<<locked>>
81%
39494
62%
**44
99%
[Lovex S065]*
<<locked>>
81%
32300
51%
**83
92%
[Lovex S070]*
<<locked>>
82%
31096
49%
**70
90%
Norma 201
<<locked>>
81%
43424
68%
**07
100%
Norma 202
<<locked>>
81%
43352
68%
**13
100%
Norma 203B
<<locked>>
81%
38899
61%
**67
98%
[Norma 204]*
<<locked>>
90%
38421
60%
**57
90%
[Norma MRP]*
<<locked>>
94%
34098
53%
**54
90%
[Norma URP]*
<<locked>>
81%
28674
45%
**64
92%
Ramshot Big Game
<<locked>>
81%
38479
60%
**84
98%
[Ramshot Hunter]*
<<locked>>
83%
30385
48%
**03
90%
Ramshot TAC
<<locked>>
81%
46035
72%
**56
97%
Ramshot Wild Boar
<<locked>>
81%
45643
72%
**82
99%
Ramshot X-Terminator
<<locked>>
81%
50183
79%
**05
100%
ReloadSwiss RS 40
<<locked>>
81%
51880
81%
**35
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
37942
59%
**08
94%
ReloadSwiss RS 52
<<locked>>
81%
37695
59%
**84
99%
ReloadSwiss RS 60
<<locked>>
81%
31038
49%
**72
97%
[ReloadSwiss RS 62]*
<<locked>>
81%
27804
44%
**64
91%
[ReloadSwiss RS 70]*
<<locked>>
82%
29356
46%
**90
90%
Rottweil R 901
<<locked>>
81%
47369
74%
**46
100%
Rottweil R 902
<<locked>>
81%
41408
65%
**61
99%
Rottweil R 903
<<locked>>
81%
34476
54%
**79
98%
[Rottweil R 907]*
<<locked>>
81%
33431
52%
**97
90%
SNPE Vectan SP 11
<<locked>>
81%
35230
55%
**15
97%
SNPE Vectan SP 7
<<locked>>
81%
44309
69%
**30
97%
SNPE Vectan SP 9
<<locked>>
81%
42424
66%
**16
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
44860
70%
**61
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
37144
58%
**33
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
30980
49%
**31
90%
[Shooters World Long Rifle]*
<<locked>>
81%
32300
51%
**83
92%
Shooters World Match Rifle
<<locked>>
81%
43294
68%
**33
100%
Shooters World Precision
<<locked>>
81%
39494
62%
**44
99%
Somchem S321
<<locked>>
81%
50082
78%
**35
100%
Somchem S335
<<locked>>
81%
44353
70%
**61
100%
Somchem S341
<<locked>>
81%
44063
69%
**33
99%
Somchem S355
<<locked>>
81%
35360
55%
**85
98%
Somchem S365
<<locked>>
81%
25585
40%
**15
95%
[Somchem S385]*
<<locked>>
92%
33895
53%
**75
90%
Vihtavuori N130
<<locked>>
81%
49313
77%
**03
100%
Vihtavuori N133
<<locked>>
81%
42438
66%
**15
100%
Vihtavuori N135
<<locked>>
81%
34243
54%
**26
100%
Vihtavuori N140
<<locked>>
81%
40843
64%
**44
100%
Vihtavuori N150
<<locked>>
81%
30197
47%
**44
97%
[Vihtavuori N160]*
<<locked>>
81%
30951
49%
**90
93%
Vihtavuori N530
<<locked>>
81%
49008
77%
**08
100%
Vihtavuori N540
<<locked>>
81%
40379
63%
**64
100%
[Vihtavuori N550]*
<<locked>>
81%
31517
49%
**43
94%
[Vihtavuori N555]*
<<locked>>
85%
24250
38%
**82
90%
Winchester 6.5 StaBALL
<<locked>>
81%
29849
47%
**47
95%
Winchester 748
<<locked>>
81%
49501
78%
**54
100%
[Winchester 760]*
<<locked>>
81%
32793
51%
**65
91%
[Winchester StaBALL HD]*
<<locked>>
92%
25382
40%
**34
90%
Winchester StaBALL Match
<<locked>>
81%
52533
82%
**97
100%

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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