top of page

Load data for .270 Win. Ackley Improved + .277 | 100gr Hornady CX

Recommended Powder(s): Alliant Reloder-15, IMR 4895, Ramshot Big Game, ReloadSwiss RS 52, ReloadSwiss RS 60

.270 Win. Ackley Improved + .277 | 100gr Hornady CX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 100gr Hornady CX
Manufacturer SKU:
271904
Bullet Weight:
100gr | 6.5g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
1.097" | 27.9mm
Caliber:
.270 Win. Ackley Improved load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.347" | 8.8mm
Shank Seated Depth:
0.207" | 5.3mm
Case Capacity:
70.0 Grains of Water | 4.55 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
72519 psi | 5000 bar
LID:
LID_B1365_C272
Last updated:
2026-01-12
Recommended Twist Rate:
1:11 - 1:10

Load data for 216 loads in caliber .270 Win. Ackley Improved with .277 | 100gr Hornady CX bullet and 108 powders such as Alliant Reloder-15, IMR 4895, Ramshot Big Game, ReloadSwiss RS 52, ReloadSwiss RS 60. 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.

    .

    Loading_icon.gif

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 APS 450
<<locked>>
87%
64963
90%
**97
101%
ADI AR 2206H
<<locked>>
93%
65137
90%
**94
100%
ADI AR 2208
<<locked>>
97%
62308
86%
**19
99%
ADI AR 2219
<<locked>>
84%
65253
90%
**42
100%
Accurate 2015
<<locked>>
89%
65253
90%
**73
100%
Accurate 2200
<<locked>>
91%
64382
89%
**35
99%
Accurate 2230
<<locked>>
86%
65137
90%
**19
100%
Accurate 2460
<<locked>>
86%
64585
89%
**15
100%
Accurate 2495
<<locked>>
91%
64556
89%
**25
100%
Accurate 2520
<<locked>>
90%
65137
90%
**51
100%
Accurate 2700
<<locked>>
97%
61844
85%
**33
96%
Accurate 4064
<<locked>>
97%
64788
89%
**51
100%
Accurate 4350
<<locked>>
97%
49574
68%
**71
97%
Alliant AR-Comp
<<locked>>
91%
64498
89%
**02
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
62047
86%
**45
100%
Alliant Reloder-10x
<<locked>>
87%
64759
89%
**83
100%
Alliant Reloder-15 👍
<<locked>>
96%
65224
90%
**10
100%
Alliant Reloder-16
<<locked>>
97%
48182
66%
**74
97%
Alliant Reloder-17
<<locked>>
97%
55825
77%
**45
100%
[Alliant Reloder-23]*
<<locked>>
97%
34360
47%
**46
94%
[Alliant Reloder-26]*
<<locked>>
97%
37811
52%
**81
92%
Baschieri & Pellagri 106
<<locked>>
85%
64934
90%
**17
100%
Baschieri & Pellagri 107
<<locked>>
92%
65021
90%
**94
100%
Bofors RP3
<<locked>>
97%
63889
88%
**74
100%
Bofors RP7
<<locked>>
97%
56043
77%
**94
95%
Hodgdon BL-C2
<<locked>>
90%
64890
89%
**88
100%
Hodgdon Benchmark
<<locked>>
90%
65137
90%
**06
100%
Hodgdon CFE223
<<locked>>
95%
64411
89%
**20
99%
Hodgdon H322
<<locked>>
89%
65253
90%
**42
100%
Hodgdon H335
<<locked>>
84%
65166
90%
**48
100%
Hodgdon H380
<<locked>>
97%
64440
89%
**81
99%
Hodgdon H414
<<locked>>
97%
58044
80%
**19
96%
Hodgdon H4198
<<locked>>
84%
64919
90%
**56
100%
[Hodgdon H4350]*
<<locked>>
97%
46615
64%
**40
93%
Hodgdon Hybrid 100V
<<locked>>
97%
44498
61%
**43
98%
Hodgdon LVR
<<locked>>
97%
53432
74%
**40
97%
Hodgdon Superperformance
<<locked>>
97%
53548
74%
**50
95%
Hodgdon VARGET
<<locked>>
97%
62033
86%
**22
99%
Hodgdon TrailBoss
<<locked>>
96%
33344
46%
**54
100%
IMR 3031
<<locked>>
95%
64672
89%
**71
100%
IMR 4064
<<locked>>
97%
60684
84%
**86
99%
IMR 4166 Enduron
<<locked>>
97%
59756
82%
**37
97%
IMR 4198
<<locked>>
87%
64701
89%
**40
100%
[IMR 4350]*
<<locked>>
97%
48950
68%
**89
93%
IMR 4451 Enduron
<<locked>>
97%
57827
80%
**30
96%
IMR 4831
<<locked>>
97%
41379
57%
**81
95%
IMR 4895 👍
<<locked>>
95%
64774
89%
**10
100%
IMR 8208 XBR
<<locked>>
91%
64730
89%
**51
100%
Lovex D073.4
<<locked>>
85%
65006
90%
**15
100%
Lovex D073.5
<<locked>>
87%
64948
90%
**19
100%
Lovex D073.6
<<locked>>
92%
65137
90%
**51
100%
Lovex S060
<<locked>>
93%
64150
88%
**99
100%
Lovex S062
<<locked>>
96%
64484
89%
**48
100%
Lovex S065
<<locked>>
97%
53940
74%
**71
97%
Lovex S070
<<locked>>
97%
50865
70%
**28
95%
Norma 201
<<locked>>
93%
64556
89%
**38
100%
Norma 202
<<locked>>
93%
64701
89%
**32
100%
Norma 203B
<<locked>>
96%
65209
90%
**01
100%
[Norma 204]*
<<locked>>
97%
50198
69%
**41
92%
Norma URP
<<locked>>
97%
48602
67%
**58
97%
Ramshot Big Game 👍
<<locked>>
95%
65122
90%
**14
100%
Ramshot Hunter
<<locked>>
97%
48312
67%
**38
95%
Ramshot TAC
<<locked>>
90%
64716
89%
**45
99%
Ramshot Wild Boar
<<locked>>
91%
64440
89%
**74
100%
Ramshot X-Terminator
<<locked>>
88%
64600
89%
**25
100%
ReloadSwiss RS 14
<<locked>>
96%
33576
46%
**00
100%
ReloadSwiss RS 40
<<locked>>
87%
64455
89%
**32
100%
ReloadSwiss RS 50
<<locked>>
96%
64208
89%
**38
98%
ReloadSwiss RS 52 👍
<<locked>>
93%
64672
89%
**60
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
59654
82%
**24
100%
ReloadSwiss RS 62
<<locked>>
97%
49385
68%
**84
97%
ReloadSwiss RS 70
<<locked>>
97%
49647
68%
**14
96%
Rottweil R 901
<<locked>>
91%
64266
89%
**09
100%
Rottweil R 902
<<locked>>
95%
64223
89%
**19
100%
Rottweil R 903
<<locked>>
97%
58769
81%
**89
100%
Rottweil R 907
<<locked>>
97%
56043
77%
**94
95%
SNPE Vectan BA6 1/2
<<locked>>
84%
64585
89%
**48
100%
SNPE Vectan SP 10
<<locked>>
83%
64107
88%
**25
100%
SNPE Vectan SP 11
<<locked>>
97%
61801
85%
**71
100%
SNPE Vectan SP 7
<<locked>>
91%
64020
88%
**32
99%
SNPE Vectan SP 9
<<locked>>
93%
64107
88%
**61
100%
SNPE Vectan Tubal 3000
<<locked>>
92%
64513
89%
**43
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
61714
85%
**94
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
54114
75%
**12
95%
Shooters World Long Rifle
<<locked>>
97%
53940
74%
**71
97%
Shooters World Match Rifle
<<locked>>
92%
65137
90%
**51
100%
Shooters World Precision
<<locked>>
96%
64484
89%
**48
100%
Shooters World Tactical Rifle
<<locked>>
85%
65006
90%
**06
100%
Somchem S321
<<locked>>
88%
64948
90%
**51
100%
Somchem S335
<<locked>>
93%
65238
90%
**63
100%
Somchem S341
<<locked>>
91%
64556
89%
**35
100%
Somchem S355
<<locked>>
97%
59538
82%
**89
100%
Somchem S365
<<locked>>
97%
43308
60%
**82
99%
Vihtavuori N120
<<locked>>
84%
64469
89%
**48
100%
Vihtavuori N130
<<locked>>
89%
64324
89%
**14
100%
Vihtavuori N133
<<locked>>
95%
64861
89%
**33
100%
Vihtavuori N135
<<locked>>
97%
56753
78%
**81
100%
Vihtavuori N140
<<locked>>
95%
64585
89%
**96
100%
Vihtavuori N150
<<locked>>
97%
50705
70%
**05
100%
Vihtavuori N160
<<locked>>
97%
53809
74%
**07
98%
Vihtavuori N530
<<locked>>
89%
64788
89%
**68
100%
Vihtavuori N540
<<locked>>
95%
65122
90%
**38
100%
Vihtavuori N550
<<locked>>
97%
53838
74%
**46
98%
[Vihtavuori N555]*
<<locked>>
97%
36811
51%
**31
94%
Winchester 6.5 StaBALL
<<locked>>
97%
51924
72%
**35
99%
Winchester 748
<<locked>>
88%
64629
89%
**88
100%
Winchester 760
<<locked>>
97%
58044
80%
**19
96%
Winchester StaBALL Match
<<locked>>
86%
64701
89%
**71
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI APS 450
<<locked>>
81%
58784
81%
**05
100%
ADI AR 2206H
<<locked>>
81%
44744
62%
**27
97%
ADI AR 2208
<<locked>>
81%
38058
52%
**36
95%
ADI AR 2219
<<locked>>
81%
58914
81%
**56
100%
Accurate 2015
<<locked>>
81%
50778
70%
**56
100%
Accurate 2200
<<locked>>
81%
46992
65%
**30
96%
Accurate 2230
<<locked>>
81%
53896
74%
**48
99%
Accurate 2460
<<locked>>
81%
53751
74%
**48
100%
Accurate 2495
<<locked>>
81%
46296
64%
**43
100%
Accurate 2520
<<locked>>
81%
47021
65%
**66
100%
[Accurate 2700]*
<<locked>>
84%
40944
56%
**36
90%
Accurate 4064
<<locked>>
81%
38972
54%
**99
99%
[Accurate 4350]*
<<locked>>
83%
30879
43%
**15
90%
Alliant AR-Comp
<<locked>>
81%
46963
65%
**46
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
37565
52%
**69
96%
Alliant Reloder-10x
<<locked>>
81%
54766
76%
**38
100%
Alliant Reloder-15
<<locked>>
81%
40292
56%
**38
96%
[Alliant Reloder-16]*
<<locked>>
84%
31836
44%
**31
90%
[Alliant Reloder-17]*
<<locked>>
81%
32721
45%
**94
93%
[Alliant Reloder-23]*
<<locked>>
91%
28732
40%
**49
90%
[Alliant Reloder-26]*
<<locked>>
94%
34882
48%
**82
90%
Baschieri & Pellagri 106
<<locked>>
81%
56478
78%
**96
100%
Baschieri & Pellagri 107
<<locked>>
81%
43947
61%
**17
96%
Bofors RP3
<<locked>>
81%
37333
51%
**63
96%
[Bofors RP7]*
<<locked>>
86%
40132
55%
**69
90%
Hodgdon BL-C2
<<locked>>
81%
46528
64%
**76
99%
Hodgdon Benchmark
<<locked>>
81%
48892
67%
**33
99%
[Hodgdon CFE223]*
<<locked>>
81%
38957
54%
**22
94%
Hodgdon H322
<<locked>>
81%
49719
69%
**05
100%
Hodgdon H335
<<locked>>
81%
58276
80%
**50
100%
[Hodgdon H380]*
<<locked>>
81%
38247
53%
**66
93%
[Hodgdon H414]*
<<locked>>
85%
38580
53%
**12
90%
Hodgdon H4198
<<locked>>
81%
58755
81%
**64
100%
[Hodgdon H4350]*
<<locked>>
92%
40234
55%
**92
90%
[Hodgdon Hybrid 100V]*
<<locked>>
82%
27572
38%
**80
90%
[Hodgdon LVR]*
<<locked>>
82%
33054
46%
**58
90%
[Hodgdon Superperformance]*
<<locked>>
89%
40915
56%
**81
90%
[Hodgdon VARGET]*
<<locked>>
81%
37695
52%
**30
94%
Hodgdon TrailBoss
<<locked>>
81%
26527
37%
**86
100%
IMR 3031
<<locked>>
81%
40785
56%
**68
100%
IMR 4064
<<locked>>
81%
37318
51%
**17
95%
[IMR 4166 Enduron]*
<<locked>>
82%
38638
53%
**07
90%
IMR 4198
<<locked>>
81%
54592
75%
**92
100%
[IMR 4350]*
<<locked>>
90%
40277
56%
**92
90%
[IMR 4451 Enduron]*
<<locked>>
84%
39073
54%
**46
90%
[IMR 4831]*
<<locked>>
87%
30255
42%
**85
90%
IMR 4895
<<locked>>
81%
41336
57%
**71
97%
IMR 8208 XBR
<<locked>>
81%
46847
65%
**36
99%
Lovex D073.4
<<locked>>
81%
55825
77%
**78
100%
Lovex D073.5
<<locked>>
81%
53432
74%
**45
100%
Lovex D073.6
<<locked>>
81%
43932
61%
**07
99%
Lovex S060
<<locked>>
81%
45020
62%
**54
98%
Lovex S062
<<locked>>
81%
39914
55%
**95
98%
[Lovex S065]*
<<locked>>
83%
34505
48%
**28
90%
[Lovex S070]*
<<locked>>
87%
37695
52%
**36
90%
Norma 201
<<locked>>
81%
44005
61%
**81
98%
Norma 202
<<locked>>
81%
44077
61%
**84
100%
Norma 203B
<<locked>>
81%
39682
55%
**25
96%
[Norma 204]*
<<locked>>
94%
45440
63%
**33
90%
[Norma URP]*
<<locked>>
84%
31531
43%
**31
90%
Ramshot Big Game
<<locked>>
81%
39479
54%
**28
96%
[Ramshot Hunter]*
<<locked>>
88%
35969
50%
**49
90%
Ramshot TAC
<<locked>>
81%
47036
65%
**27
95%
Ramshot Wild Boar
<<locked>>
81%
46601
64%
**56
98%
Ramshot X-Terminator
<<locked>>
81%
51126
70%
**99
99%
ReloadSwiss RS 14
<<locked>>
81%
26803
37%
**29
100%
ReloadSwiss RS 40
<<locked>>
81%
52852
73%
**51
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
38667
53%
**36
91%
ReloadSwiss RS 52
<<locked>>
81%
42540
59%
**59
96%
ReloadSwiss RS 60
<<locked>>
81%
34693
48%
**86
97%
[ReloadSwiss RS 62]*
<<locked>>
85%
31995
44%
**54
90%
[ReloadSwiss RS 70]*
<<locked>>
87%
35085
48%
**36
90%
Rottweil R 901
<<locked>>
81%
48080
66%
**36
100%
Rottweil R 902
<<locked>>
81%
41858
58%
**18
98%
Rottweil R 903
<<locked>>
81%
34969
48%
**90
95%
[Rottweil R 907]*
<<locked>>
86%
40132
55%
**69
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
59611
82%
**82
100%
SNPE Vectan SP 10
<<locked>>
81%
59292
82%
**63
100%
SNPE Vectan SP 11
<<locked>>
81%
36100
50%
**53
95%
SNPE Vectan SP 7
<<locked>>
81%
45078
62%
**97
96%
SNPE Vectan SP 9
<<locked>>
81%
43540
60%
**81
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
45194
62%
**38
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
37492
52%
**71
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
86%
37768
52%
**67
90%
[Shooters World Long Rifle]*
<<locked>>
83%
34505
48%
**28
90%
Shooters World Match Rifle
<<locked>>
81%
43932
61%
**07
99%
Shooters World Precision
<<locked>>
81%
39914
55%
**95
98%
Shooters World Tactical Rifle
<<locked>>
81%
55956
77%
**71
100%
Somchem S321
<<locked>>
81%
50792
70%
**32
100%
Somchem S335
<<locked>>
81%
45208
62%
**35
100%
Somchem S341
<<locked>>
81%
44846
62%
**97
97%
Somchem S355
<<locked>>
81%
36143
50%
**17
95%
[Somchem S365]*
<<locked>>
81%
26107
36%
**74
91%
Vihtavuori N120
<<locked>>
81%
58363
80%
**69
100%
Vihtavuori N130
<<locked>>
81%
50198
69%
**10
100%
Vihtavuori N133
<<locked>>
81%
42714
59%
**82
100%
Vihtavuori N135
<<locked>>
81%
34809
48%
**61
100%
Vihtavuori N140
<<locked>>
81%
41118
57%
**95
100%
Vihtavuori N150
<<locked>>
81%
30734
42%
**40
95%
[Vihtavuori N160]*
<<locked>>
81%
31502
43%
**89
90%
Vihtavuori N530
<<locked>>
81%
49414
68%
**09
99%
Vihtavuori N540
<<locked>>
81%
41162
57%
**15
99%
[Vihtavuori N550]*
<<locked>>
81%
31908
44%
**41
90%
[Vihtavuori N555]*
<<locked>>
90%
29907
41%
**25
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
30487
42%
**30
93%
Winchester 748
<<locked>>
81%
50415
70%
**61
100%
[Winchester 760]*
<<locked>>
85%
38580
53%
**12
90%
Winchester StaBALL Match
<<locked>>
81%
53809
74%
**07
99%

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

bottom of page