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Load data for 7 mm Mag Fl. H.& H. + .284 | 155gr | Geco EXPRESS

Recommended Powder(s): Alliant Reloder-17, Hodgdon Hybrid 100V, ReloadSwiss RS 60, SNPE Vectan SP 11, Somchem S365

7 mm Mag Fl. H.& H. + .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:
7 mm Mag Fl. H.& H. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.211" | 81.6mm
Seated Depth:
0.557" | 14.1mm
Shank Seated Depth:
0.557" | 14.1mm
Case Capacity:
62.0 Grains of Water | 4.03 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
47863 psi | 3300 bar
LID:
LID_B9001_C1059
Last updated:
2025-02-02

Load data for 98 loads in caliber 7 mm Mag Fl. H.& H. with .284 | 155gr | Geco EXPRESS bullet and 49 powders such as Alliant Reloder-17, Hodgdon Hybrid 100V, ReloadSwiss RS 60, SNPE Vectan SP 11, Somchem S365. 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>>
83%
42859
90%
**84
99%
[ADI AR 2209]*
<<locked>>
96%
42888
90%
**39
93%
[Accurate 2700]*
<<locked>>
85%
42743
89%
**28
94%
[Accurate 3100]*
<<locked>>
97%
36622
77%
**28
94%
Accurate 4350
<<locked>>
91%
42177
88%
**52
98%
Alliant Reloder- TS 15.5
<<locked>>
84%
42656
89%
**10
100%
Alliant Reloder-16
<<locked>>
92%
42888
90%
**82
98%
Alliant Reloder-17 👍
<<locked>>
88%
43062
90%
**12
99%
[Alliant Reloder-19]*
<<locked>>
96%
42467
89%
**46
93%
Alliant Reloder-23
<<locked>>
96%
35186
74%
**51
98%
Alliant Reloder-26
<<locked>>
97%
39001
81%
**89
97%
Hodgdon H414
<<locked>>
87%
43004
90%
**59
95%
[Hodgdon H4350]*
<<locked>>
93%
43062
90%
**03
94%
Hodgdon Hybrid 100V 👍
<<locked>>
94%
42380
89%
**30
99%
Hodgdon LVR
<<locked>>
89%
42337
88%
**39
97%
[Hodgdon Superperformance]*
<<locked>>
90%
42699
89%
**72
94%
Hodgdon VARGET
<<locked>>
84%
42859
90%
**84
99%
IMR 4064
<<locked>>
84%
42366
89%
**70
99%
IMR 4166 Enduron
<<locked>>
84%
42685
89%
**48
95%
[IMR 4350]*
<<locked>>
91%
42293
88%
**87
94%
IMR 4451 Enduron
<<locked>>
86%
42337
88%
**67
95%
IMR 4831
<<locked>>
96%
42685
89%
**46
98%
Lovex S065
<<locked>>
88%
42453
89%
**80
97%
Lovex S070
<<locked>>
90%
42670
89%
**03
96%
[Norma 204]*
<<locked>>
91%
42656
89%
**30
93%
[Norma MRP]*
<<locked>>
97%
39233
82%
**56
94%
Norma URP
<<locked>>
91%
42250
88%
**52
98%
Ramshot Hunter
<<locked>>
93%
43062
90%
**69
96%
ReloadSwiss RS 60 👍
<<locked>>
89%
42525
89%
**25
100%
ReloadSwiss RS 62
<<locked>>
92%
42975
90%
**95
98%
ReloadSwiss RS 70
<<locked>>
92%
42859
90%
**05
97%
Rottweil R 903
<<locked>>
85%
42380
89%
**03
99%
[Rottweil R 905]*
<<locked>>
97%
42061
88%
**46
93%
Rottweil R 907
<<locked>>
87%
43047
90%
**77
95%
SNPE Vectan SP 11 👍
<<locked>>
85%
42409
89%
**36
99%
SNPE Vectan Tubal 5000
<<locked>>
84%
42699
89%
**02
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
42467
89%
**38
95%
Shooters World Long Rifle
<<locked>>
88%
42453
89%
**80
97%
Somchem S355
<<locked>>
85%
42250
88%
**90
99%
Somchem S365 👍
<<locked>>
95%
42975
90%
**02
100%
[Somchem S385]*
<<locked>>
97%
42163
88%
**26
94%
Vihtavuori N135
<<locked>>
86%
42467
89%
**44
100%
Vihtavuori N150
<<locked>>
90%
42743
89%
**77
100%
Vihtavuori N160
<<locked>>
88%
42177
88%
**07
98%
Vihtavuori N550
<<locked>>
89%
42931
90%
**62
98%
Vihtavuori N555
<<locked>>
96%
38232
80%
**20
98%
Winchester 6.5 StaBALL
<<locked>>
90%
42946
90%
**07
99%
Winchester 760
<<locked>>
87%
43004
90%
**59
95%
Winchester StaBALL HD
<<locked>>
97%
31691
66%
**41
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
39450
82%
**18
98%
[ADI AR 2209]*
<<locked>>
91%
37202
78%
**21
90%
[Accurate 2700]*
<<locked>>
81%
37927
79%
**33
92%
[Accurate 3100]*
<<locked>>
89%
28297
59%
**28
90%
[Accurate 4350]*
<<locked>>
81%
29776
62%
**77
94%
Alliant Reloder- TS 15.5
<<locked>>
81%
39465
82%
**44
99%
[Alliant Reloder-16]*
<<locked>>
81%
30530
64%
**97
94%
Alliant Reloder-17
<<locked>>
81%
33721
70%
**08
97%
[Alliant Reloder-19]*
<<locked>>
91%
36230
76%
**08
90%
[Alliant Reloder-23]*
<<locked>>
82%
22960
48%
**87
90%
[Alliant Reloder-26]*
<<locked>>
87%
27949
58%
**93
90%
[Hodgdon H414]*
<<locked>>
81%
35157
73%
**98
92%
[Hodgdon H4350]*
<<locked>>
84%
32648
68%
**80
90%
Hodgdon Hybrid 100V
<<locked>>
81%
28007
59%
**05
95%
[Hodgdon LVR]*
<<locked>>
81%
33199
69%
**46
94%
[Hodgdon Superperformance]*
<<locked>>
83%
33634
70%
**69
90%
Hodgdon VARGET
<<locked>>
81%
39450
82%
**18
98%
IMR 4064
<<locked>>
81%
38986
81%
**98
98%
[IMR 4166 Enduron]*
<<locked>>
81%
38754
81%
**65
94%
[IMR 4350]*
<<locked>>
82%
31981
67%
**64
90%
[IMR 4451 Enduron]*
<<locked>>
81%
36753
77%
**49
93%
[IMR 4831]*
<<locked>>
81%
26440
55%
**72
92%
[Lovex S065]*
<<locked>>
81%
33968
71%
**97
94%
[Lovex S070]*
<<locked>>
81%
32358
68%
**77
91%
[Norma 204]*
<<locked>>
86%
36419
76%
**98
90%
[Norma MRP]*
<<locked>>
91%
32851
69%
**98
90%
[Norma URP]*
<<locked>>
81%
30356
63%
**90
94%
[Ramshot Hunter]*
<<locked>>
81%
29718
62%
**64
91%
ReloadSwiss RS 60
<<locked>>
81%
32924
69%
**02
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
29718
62%
**93
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
30052
63%
**93
91%
Rottweil R 903
<<locked>>
81%
36724
77%
**95
98%
[Rottweil R 905]*
<<locked>>
91%
34983
73%
**95
90%
[Rottweil R 907]*
<<locked>>
81%
35317
74%
**16
92%
SNPE Vectan SP 11
<<locked>>
81%
37608
79%
**38
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
39218
82%
**46
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
32938
69%
**44
92%
[Shooters World Long Rifle]*
<<locked>>
81%
33968
71%
**97
94%
Somchem S355
<<locked>>
81%
37318
78%
**95
98%
Somchem S365
<<locked>>
81%
27369
57%
**41
96%
[Somchem S385]*
<<locked>>
89%
32271
67%
**10
90%
Vihtavuori N135
<<locked>>
81%
36535
76%
**43
100%
Vihtavuori N150
<<locked>>
81%
31792
66%
**54
98%
Vihtavuori N160
<<locked>>
81%
32895
69%
**16
95%
Vihtavuori N550
<<locked>>
81%
33591
70%
**65
95%
[Vihtavuori N555]*
<<locked>>
81%
23380
49%
**26
90%
Winchester 6.5 StaBALL
<<locked>>
81%
31488
66%
**64
97%
[Winchester 760]*
<<locked>>
81%
35157
73%
**98
92%
[Winchester StaBALL HD]*
<<locked>>
88%
24265
51%
**75
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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