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Load data for .284 Win. + .284 | 155gr | Geco EXPRESS

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Hodgdon LVR, ReloadSwiss RS 62, Vihtavuori N550

.284 Win. + .284 | 155gr | Geco EXPRESS

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 155gr | Geco EXPRESS
Manufacturer SKU:
2416985
Bullet Weight:
155gr | 10.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.268" | 32.2mm
Caliber:
.284 Win. load data
Case Length (l3):
2.170" | 55.1mm
Cartridge Length (C.O.L.):
2.758" | 70.1mm
Seated Depth:
0.680" | 17.3mm
Shank Seated Depth:
0.680" | 17.3mm
Case Capacity:
66.0 Grains of Water | 4.29 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B9001_C293
Last updated:
2025-01-01

Load data for 190 loads in caliber .284 Win. with .284 | 155gr | Geco EXPRESS bullet and 95 powders such as Accurate 4350, Alliant Reloder-16, Hodgdon LVR, ReloadSwiss RS 62, Vihtavuori N550. 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".

  • No data yet

  • 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 2206H
<<locked>>
86%
57014
89%
**43
100%
ADI AR 2208
<<locked>>
91%
56449
88%
**26
100%
ADI AR 2209
<<locked>>
97%
46456
73%
**44
95%
Accurate 2200
<<locked>>
85%
57305
90%
**20
100%
Accurate 2495
<<locked>>
84%
56289
88%
**80
100%
Accurate 2520
<<locked>>
84%
56594
89%
**13
100%
Accurate 2700
<<locked>>
92%
56797
89%
**80
98%
Accurate 3100
<<locked>>
97%
39218
61%
**03
96%
Accurate 4064
<<locked>>
90%
56492
89%
**07
100%
Accurate 4350 👍
<<locked>>
97%
54940
86%
**76
100%
Alliant AR-Comp
<<locked>>
83%
56362
88%
**57
100%
Alliant Reloder- TS 15.5
<<locked>>
91%
57319
90%
**59
100%
Alliant Reloder-15
<<locked>>
89%
57014
89%
**69
100%
Alliant Reloder-16 👍
<<locked>>
97%
52185
82%
**72
100%
Alliant Reloder-17
<<locked>>
94%
56420
88%
**54
100%
Alliant Reloder-19
<<locked>>
97%
45788
72%
**35
95%
[Alliant Reloder-22]*
<<locked>>
97%
39827
62%
**66
93%
Alliant Reloder-23
<<locked>>
97%
37289
58%
**26
99%
[Alliant Reloder-25]*
<<locked>>
97%
33286
52%
**21
94%
Alliant Reloder-26
<<locked>>
97%
41814
66%
**84
98%
Baschieri & Pellagri 107
<<locked>>
86%
57130
90%
**72
100%
Hodgdon BL-C2
<<locked>>
84%
57159
90%
**62
100%
Hodgdon Benchmark
<<locked>>
84%
56811
89%
**64
100%
Hodgdon CFE223
<<locked>>
89%
57319
90%
**08
100%
Hodgdon H380
<<locked>>
90%
56260
88%
**53
100%
Hodgdon H414
<<locked>>
94%
56956
89%
**18
99%
Hodgdon H4350
<<locked>>
97%
50227
79%
**54
97%
Hodgdon Hybrid 100V
<<locked>>
97%
48776
76%
**57
100%
Hodgdon LVR 👍
<<locked>>
96%
57406
90%
**12
100%
Hodgdon Superperformance
<<locked>>
96%
56202
88%
**38
98%
Hodgdon VARGET
<<locked>>
92%
57014
89%
**33
100%
IMR 3031
<<locked>>
88%
56289
88%
**10
100%
IMR 4064
<<locked>>
92%
56826
89%
**23
100%
IMR 4166 Enduron
<<locked>>
92%
56565
89%
**00
99%
IMR 4350
<<locked>>
97%
53780
84%
**10
98%
IMR 4451 Enduron
<<locked>>
93%
56188
88%
**30
98%
IMR 4831
<<locked>>
97%
46238
72%
**31
99%
IMR 4895
<<locked>>
88%
56405
88%
**69
100%
[IMR 4955 Enduron]*
<<locked>>
96%
43265
68%
**20
92%
IMR 8208 XBR
<<locked>>
85%
57276
90%
**10
100%
Lovex D073.6
<<locked>>
86%
56594
89%
**13
100%
Lovex S060
<<locked>>
86%
57334
90%
**87
100%
Lovex S062
<<locked>>
90%
56681
89%
**13
100%
Lovex S065
<<locked>>
96%
56753
89%
**36
99%
Lovex S070
<<locked>>
96%
54911
86%
**26
99%
[Lovex S071]*
<<locked>>
97%
32996
52%
**69
94%
Norma 201
<<locked>>
87%
56884
89%
**07
100%
Norma 202
<<locked>>
86%
57290
90%
**03
100%
Norma 203B
<<locked>>
90%
57188
90%
**69
100%
Norma 204
<<locked>>
97%
54027
85%
**53
97%
Norma MRP
<<locked>>
97%
41597
65%
**31
95%
Norma URP
<<locked>>
96%
53214
83%
**56
100%
Ramshot Big Game
<<locked>>
89%
56985
89%
**82
100%
Ramshot Hunter
<<locked>>
97%
52417
82%
**62
99%
[Ramshot Magnum]*
<<locked>>
97%
38130
60%
**93
92%
Ramshot TAC
<<locked>>
84%
57159
90%
**36
100%
Ramshot Wild Boar
<<locked>>
84%
56724
89%
**49
100%
ReloadSwiss RS 50
<<locked>>
90%
56840
89%
**36
99%
ReloadSwiss RS 52
<<locked>>
89%
56260
88%
**76
100%
ReloadSwiss RS 60
<<locked>>
96%
56840
89%
**71
100%
ReloadSwiss RS 62 👍
<<locked>>
97%
54418
85%
**02
100%
ReloadSwiss RS 70
<<locked>>
97%
54085
85%
**31
100%
Rottweil R 901
<<locked>>
84%
56913
89%
**71
100%
Rottweil R 902
<<locked>>
89%
57203
90%
**00
100%
Rottweil R 903
<<locked>>
93%
56724
89%
**46
100%
[Rottweil R 904]*
<<locked>>
96%
47587
75%
**12
94%
Rottweil R 905
<<locked>>
97%
44599
70%
**18
95%
Rottweil R 907
<<locked>>
95%
56652
89%
**26
98%
SNPE Vectan SP 11
<<locked>>
92%
57174
90%
**85
100%
SNPE Vectan SP 7
<<locked>>
85%
56565
89%
**23
100%
SNPE Vectan SP 9
<<locked>>
87%
56710
89%
**33
100%
SNPE Vectan Tubal 3000
<<locked>>
86%
57421
90%
**31
100%
SNPE Vectan Tubal 5000
<<locked>>
92%
57261
90%
**21
100%
SNPE Vectan Tubal 7000
<<locked>>
96%
57058
89%
**87
99%
Shooters World Long Rifle
<<locked>>
96%
56753
89%
**36
99%
Shooters World Match Rifle
<<locked>>
86%
56594
89%
**13
100%
Shooters World Precision
<<locked>>
90%
56681
89%
**13
100%
Somchem S335
<<locked>>
86%
56507
89%
**28
100%
Somchem S341
<<locked>>
86%
57276
90%
**26
100%
Somchem S355
<<locked>>
93%
57058
89%
**43
100%
[Somchem S361]*
<<locked>>
97%
49719
78%
**15
93%
Somchem S365
<<locked>>
97%
48269
76%
**17
100%
Somchem S385
<<locked>>
97%
44860
70%
**95
96%
Vihtavuori N133
<<locked>>
88%
57276
90%
**12
100%
Vihtavuori N135
<<locked>>
94%
56550
89%
**57
100%
Vihtavuori N140
<<locked>>
89%
57116
89%
**71
100%
Vihtavuori N150
<<locked>>
97%
54636
86%
**77
100%
Vihtavuori N160
<<locked>>
96%
57043
89%
**69
100%
[Vihtavuori N165]*
<<locked>>
96%
37101
58%
**25
92%
Vihtavuori N540
<<locked>>
88%
56289
88%
**00
100%
Vihtavuori N550 👍
<<locked>>
95%
56739
89%
**05
100%
Vihtavuori N555
<<locked>>
97%
41147
64%
**98
99%
Winchester 6.5 StaBALL
<<locked>>
97%
56405
88%
**40
100%
Winchester 760
<<locked>>
94%
56956
89%
**18
99%
Winchester StaBALL HD
<<locked>>
97%
33533
53%
**33
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
48936
77%
**21
100%
ADI AR 2208
<<locked>>
81%
41539
65%
**77
99%
[ADI AR 2209]*
<<locked>>
88%
35462
56%
**08
90%
Accurate 2200
<<locked>>
81%
50966
80%
**28
99%
Accurate 2495
<<locked>>
81%
50995
80%
**12
100%
Accurate 2520
<<locked>>
81%
51416
81%
**44
100%
[Accurate 2700]*
<<locked>>
81%
39552
62%
**92
94%
[Accurate 3100]*
<<locked>>
85%
26440
41%
**98
90%
Accurate 4064
<<locked>>
81%
43033
67%
**13
100%
Accurate 4350
<<locked>>
81%
31821
50%
**56
95%
Alliant AR-Comp
<<locked>>
81%
51880
81%
**02
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
41292
65%
**03
100%
Alliant Reloder-15
<<locked>>
81%
44382
70%
**69
99%
Alliant Reloder-16
<<locked>>
81%
32155
50%
**65
96%
Alliant Reloder-17
<<locked>>
81%
35824
56%
**84
99%
[Alliant Reloder-19]*
<<locked>>
87%
33881
53%
**82
90%
[Alliant Reloder-22]*
<<locked>>
92%
34229
54%
**31
90%
[Alliant Reloder-23]*
<<locked>>
81%
23163
36%
**16
91%
[Alliant Reloder-25]*
<<locked>>
92%
28689
45%
**90
90%
[Alliant Reloder-26]*
<<locked>>
83%
26266
41%
**67
90%
Baschieri & Pellagri 107
<<locked>>
81%
48109
75%
**28
99%
Hodgdon BL-C2
<<locked>>
81%
51039
80%
**77
100%
Hodgdon Benchmark
<<locked>>
81%
52779
83%
**08
100%
Hodgdon CFE223
<<locked>>
81%
42801
67%
**79
99%
Hodgdon H380
<<locked>>
81%
42076
66%
**16
98%
[Hodgdon H414]*
<<locked>>
81%
36999
58%
**64
94%
[Hodgdon H4350]*
<<locked>>
81%
31154
49%
**67
90%
Hodgdon Hybrid 100V
<<locked>>
81%
29443
46%
**67
96%
Hodgdon LVR
<<locked>>
81%
34838
55%
**05
96%
[Hodgdon Superperformance]*
<<locked>>
81%
33359
52%
**88
91%
Hodgdon VARGET
<<locked>>
81%
41191
65%
**70
99%
IMR 3031
<<locked>>
81%
45107
71%
**52
100%
IMR 4064
<<locked>>
81%
40727
64%
**61
99%
IMR 4166 Enduron
<<locked>>
81%
40277
63%
**18
95%
[IMR 4350]*
<<locked>>
81%
32634
51%
**00
91%
[IMR 4451 Enduron]*
<<locked>>
81%
38595
60%
**15
94%
[IMR 4831]*
<<locked>>
81%
27876
44%
**31
94%
IMR 4895
<<locked>>
81%
45556
71%
**95
100%
[IMR 4955 Enduron]*
<<locked>>
94%
39914
63%
**54
90%
IMR 8208 XBR
<<locked>>
81%
51068
80%
**25
100%
Lovex D073.6
<<locked>>
81%
48414
76%
**05
100%
Lovex S060
<<locked>>
81%
48399
76%
**56
100%
Lovex S062
<<locked>>
81%
43482
68%
**10
100%
Lovex S065
<<locked>>
81%
35882
56%
**62
95%
[Lovex S070]*
<<locked>>
81%
33953
53%
**43
93%
[Lovex S071]*
<<locked>>
91%
26890
42%
**08
90%
Norma 201
<<locked>>
81%
47776
75%
**75
100%
Norma 202
<<locked>>
81%
48095
75%
**72
100%
Norma 203B
<<locked>>
81%
43888
69%
**59
99%
[Norma 204]*
<<locked>>
83%
34490
54%
**79
90%
[Norma MRP]*
<<locked>>
88%
31154
49%
**72
90%
Norma URP
<<locked>>
81%
32097
50%
**56
95%
Ramshot Big Game
<<locked>>
81%
43468
68%
**72
99%
[Ramshot Hunter]*
<<locked>>
81%
31212
49%
**29
92%
[Ramshot Magnum]*
<<locked>>
94%
34577
54%
**15
91%
Ramshot TAC
<<locked>>
81%
51082
80%
**44
99%
Ramshot Wild Boar
<<locked>>
81%
50647
79%
**54
100%
ReloadSwiss RS 50
<<locked>>
81%
42018
66%
**93
96%
ReloadSwiss RS 52
<<locked>>
81%
42554
67%
**62
100%
ReloadSwiss RS 60
<<locked>>
81%
34795
55%
**77
99%
ReloadSwiss RS 62
<<locked>>
81%
31647
50%
**69
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
31459
49%
**62
93%
Rottweil R 901
<<locked>>
81%
51851
81%
**02
100%
Rottweil R 902
<<locked>>
81%
45368
71%
**23
100%
Rottweil R 903
<<locked>>
81%
38682
61%
**57
99%
[Rottweil R 904]*
<<locked>>
89%
37710
59%
**21
90%
[Rottweil R 905]*
<<locked>>
88%
33112
52%
**75
90%
[Rottweil R 907]*
<<locked>>
81%
36941
58%
**82
93%
SNPE Vectan SP 11
<<locked>>
81%
39581
62%
**00
99%
SNPE Vectan SP 7
<<locked>>
81%
49371
77%
**18
99%
SNPE Vectan SP 9
<<locked>>
81%
47181
74%
**89
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
49008
77%
**16
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
40814
64%
**88
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
34867
55%
**10
93%
Shooters World Long Rifle
<<locked>>
81%
35882
56%
**62
95%
Shooters World Match Rifle
<<locked>>
81%
48414
76%
**05
100%
Shooters World Precision
<<locked>>
81%
43482
68%
**10
100%
Somchem S335
<<locked>>
81%
48660
76%
**20
100%
Somchem S341
<<locked>>
81%
49081
77%
**12
100%
Somchem S355
<<locked>>
81%
39494
62%
**64
99%
[Somchem S361]*
<<locked>>
91%
40466
63%
**48
90%
Somchem S365
<<locked>>
81%
28616
45%
**03
98%
[Somchem S385]*
<<locked>>
85%
30864
48%
**00
90%
Vihtavuori N133
<<locked>>
81%
46137
72%
**64
100%
Vihtavuori N135
<<locked>>
81%
38493
60%
**88
100%
Vihtavuori N140
<<locked>>
81%
45237
71%
**10
100%
Vihtavuori N150
<<locked>>
81%
33779
53%
**20
99%
Vihtavuori N160
<<locked>>
81%
34693
54%
**82
96%
[Vihtavuori N165]*
<<locked>>
92%
32387
51%
**16
90%
Vihtavuori N540
<<locked>>
81%
44846
70%
**26
100%
Vihtavuori N550
<<locked>>
81%
35476
56%
**25
96%
[Vihtavuori N555]*
<<locked>>
81%
24772
39%
**98
92%
Winchester 6.5 StaBALL
<<locked>>
81%
33156
52%
**29
98%
[Winchester 760]*
<<locked>>
81%
36999
58%
**64
94%
[Winchester StaBALL HD]*
<<locked>>
85%
23105
36%
**62
90%

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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