Rl26 and 160 accubond in 280ai

bpotter

Beginner
Aug 25, 2011
10
0
Has anyone tried this combination and results? Found QL for 150 and 168LRAB but not the 160s.



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Haven't loaded for the 280 AI, but QL shows that RL26 would be a good match with the 160 AB.

Code:
Cartridge          : .280 Ack Imp
Bullet             : .284, 160, Nosler AccuBond 54932
Useable Case Capaci: 64.314 grain H2O = 4.176 cm³
Cartridge O.A.L. L6: 3.330 inch = 84.58 mm
Barrel Length      : 24.0 inch = 609.6 mm
Powder             : Alliant Reloder-26

Predicted data by increasing and decreasing the given charge,
incremented in steps of 1.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !

Step    Fill. Charge   Vel.  Energy   Pmax   Pmuz  Prop.Burnt B_Time
 %       %    Grains   fps   ft.lbs    psi    psi      %        ms

-10.0   91    58.23   2753    2693   43813  11989     99.6    1.372
-09.0   92    58.88   2786    2757   45466  12071     99.8    1.348
-08.0   93    59.52   2818    2821   47189  12143     99.9    1.325
-07.0   94    60.17   2850    2887   48986  12207    100.0    1.303
-06.0   95    60.82   2883    2952   50858  12261    100.0    1.280
-05.0   96    61.47   2915    3018   52813  12310    100.0    1.259
-04.0   97    62.11   2947    3085   54849  12358    100.0    1.237
-03.0   98    62.76   2978    3151   56982  12404    100.0    1.216  ! Near Maximum !
-02.0   99    63.41   3010    3219   59203  12450    100.0    1.196  ! Near Maximum !
-01.0  100    64.05   3041    3286   61530  12494    100.0    1.176  ! Near Maximum !
+00.0  102    64.70   3073    3354   63946  12537    100.0    1.156  ! Near Maximum !
+01.0  103    65.35   3104    3422   66457  12579    100.0    1.137  !DANGEROUS LOAD-DO NOT USE!
+02.0  104    65.99   3135    3491   69072  12619    100.0    1.118  !DANGEROUS LOAD-DO NOT USE!
+03.0  105    66.64   3166    3561   71798  12658    100.0    1.099  !DANGEROUS LOAD-DO NOT USE!
+04.0  106    67.29   3197    3630   74641  12696    100.0    1.080  !DANGEROUS LOAD-DO NOT USE!
+05.0  107    67.94   3227    3701   77606  12733    100.0    1.063  !DANGEROUS LOAD-DO NOT USE!

Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 10% relative to nominal value:
+Ba    102    64.70   3199    3636   80535  12009    100.0    1.059  !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba    102    64.70   2875    2937   49178  13067     98.7    1.288

Code:
Cartridge          : .280 Ack Imp
Bullet             : .284, 160, Nosler AccuBond 54932
Useable Case Capaci: 64.314 grain H2O = 4.176 cm³
Cartridge O.A.L. L6: 3.330 inch = 84.58 mm
Barrel Length      : 24.0 inch = 609.6 mm

Predicted Data for Indicated Charges of the Following Powders.
Matching Maximum Pressure: 64250 psi, or 442 MPa
or a maximum loading ratio or filling of 112 %
These calculations refer to your specified settings in QuickLOAD 'Cartridge Dimensions' window.
C A U T I O N : any load listed can result in a powder charge that falls below minimum suggested
loads or exceeds maximum suggested loads as presented in current handloading manuals. Understand
that all of the listed powders can be unsuitable for the given combination of cartridge, bullet
and gun. Actual load order can vary, depending upon lot-to-lot powder and component variations.
USE ONLY FOR COMPARISON !

11 loads produced a Loading Ratio below user-defined minimum of 90%. These powders have been skipped.
Powder type          Filling/Loading Ratio  Charge    Charge   Vel. Prop.Burnt P max  P muzz  B_Time
                                      %     Grains    Gramm   fps     %       psi     psi    ms
---------------------------------  -----------------------------------------------------------------
Alliant Reloder-26                 101.6     64.8     4.20    3076   100.0    64250   12542   1.153  ! Near Maximum !
Alliant Reloder-25                 110.7     65.3     4.23    3056   100.0    64250   12209   1.140  ! Near Maximum !
Norma MRP                          102.6     63.4     4.11    3055   100.0    64250   12713   1.150  ! Near Maximum !
Vihtavuori N560                    104.4     63.2     4.10    3051    98.7    64250   13087   1.146  ! Near Maximum !
PB Clermont PCL 517                107.0     67.7     4.39    3051    99.3    64250   12834   1.137  ! Near Maximum !
SNPE Vectan SP 12                  106.9     67.6     4.38    3050    99.4    64250   12811   1.137  ! Near Maximum !
Vihtavuori N570                    112.0     70.0     4.54    3049    95.0    60116   14176   1.172  ! Near Maximum !
ReloadSwiss RS 70                   99.4     62.8     4.07    3046   100.0    64250   12308   1.137  ! Near Maximum !
Accurate MAGPRO                    104.6     65.9     4.27    3042    97.6    64250   13172   1.152  ! Near Maximum !
IMR 7828                           108.9     62.7     4.06    3038    99.0    64250   12651   1.136  ! Near Maximum !
IMR 7828 SSC                       103.0     62.7     4.06    3038    99.0    64250   12651   1.136  ! Near Maximum !
Norma MRP 2                        112.0     66.4     4.30    3028    99.1    61850   13040   1.170  ! Near Maximum !
Bofors RP30                        112.0     66.4     4.30    3028    99.1    61850   13040   1.170  ! Near Maximum !
Bofors RP5/NP ~approximation       104.6     62.7     4.06    3026    99.6    64250   12559   1.152  ! Near Maximum !
Alliant Reloder-22                 104.6     62.7     4.06    3026    99.6    64250   12559   1.152  ! Near Maximum !
Raufoss RA15                       104.6     62.7     4.06    3026    99.6    64250   12559   1.152  ! Near Maximum !
Winchester WXR                     107.4     63.0     4.08    3025    99.6    64250   12577   1.152  ! Near Maximum !
Bofors RP15                        107.4     63.0     4.08    3025    99.6    64250   12577   1.152  ! Near Maximum !
ADI AR 2213                        104.0     62.3     4.04    3023    98.9    64250   12544   1.135  ! Near Maximum !
ADI AP 2214                        107.8     66.3     4.30    3016    99.1    64250   12362   1.133  ! Near Maximum !
ReloadSwiss RS 60                   93.1     57.9     3.75    3012   100.0    64250   11278   1.146  ! Near Maximum !
Ramshot Magnum                     104.3     67.3     4.36    3007    99.9    64250   11970   1.144  ! Near Maximum !
Rottweil R905                      105.8     62.3     4.03    2993    98.6    64250   12265   1.152  ! Near Maximum !
Alliant Reloder-23                 107.2     62.2     4.03    2989   100.0    64250   11289   1.160  ! Near Maximum !
Bofors RP5 NT ~approximation       107.6     65.1     4.22    2989    97.3    64250   12396   1.139  ! Near Maximum !
Alliant Reloder-17                  92.0     57.2     3.71    2988   100.0    64250   11197   1.154  ! Near Maximum !
Elcho 17                            92.0     57.2     3.71    2988   100.0    64250   11197   1.154  ! Near Maximum !
ADI AR 2209                        100.8     59.5     3.85    2984    99.5    64250   11901   1.143  ! Near Maximum !
Alliant Reloder-19                 101.4     60.1     3.90    2982    99.5    64250   11970   1.150  ! Near Maximum !
PB Clermont PCL 518                 97.7     59.8     3.87    2977   100.0    64250   11628   1.156  ! Near Maximum !
Bofors RP14 ~approximation         102.1     60.6     3.92    2975    99.5    64250   11885   1.151  ! Near Maximum !
PB Clermont PCL 511                 93.8     59.2     3.84    2974   100.0    64250   11537   1.157  ! Near Maximum !
Ramshot Hunter                      96.9     59.3     3.84    2973   100.0    64250   11521   1.157  ! Near Maximum !
Alliant Reloder-33                 112.0     72.0     4.67    2972    94.4    56436   13784   1.207  ! Near Maximum !
Hodgdon H1000                      112.0     65.7     4.26    2972    98.7    61355   12236   1.157  ! Near Maximum !
ADI AR 2217                        112.0     65.7     4.26    2972    98.7    61355   12236   1.157  ! Near Maximum !
Hodgdon H414                        91.5     57.4     3.72    2972   100.0    64250   11579   1.158  ! Near Maximum !
Winchester 760                      91.5     57.4     3.72    2972   100.0    64250   11579   1.158  ! Near Maximum !
ReloadSwiss RS 62                   95.4     59.3     3.84    2971   100.0    64250   11291   1.170  ! Near Maximum !
Alliant Reloder-16                  98.5     56.9     3.69    2969   100.0    64250   11048   1.163  ! Near Maximum !
Norma 204                           96.2     58.9     3.82    2958    99.4    64250   11664   1.151  ! Near Maximum !
Raufoss RA4                         99.3     58.9     3.82    2958    99.4    64250   11664   1.151  ! Near Maximum !
Bofors RP4 ~approximation           99.3     58.9     3.82    2958    99.4    64250   11664   1.151  ! Near Maximum !
Hodgdon H4831 SC                   102.6     61.5     3.98    2957    98.3    64250   11829   1.148  ! Near Maximum !
Hodgdon H4831                      106.7     61.5     3.98    2957    98.3    64250   11829   1.148  ! Near Maximum !
Somchem S365                        98.4     58.0     3.76    2952   100.0    64250   10688   1.169  ! Near Maximum !
Vihtavuori N550                     93.7     56.8     3.68    2949   100.0    64250   11163   1.168  ! Near Maximum !
Norma URP                           96.5     56.6     3.67    2948   100.0    64250   11020   1.164  ! Near Maximum !
Bofors RP19 ~approximation          96.5     56.6     3.67    2948   100.0    64250   11017   1.164  ! Near Maximum !
Somchem S385                       101.6     60.9     3.94    2943    99.9    64250   11408   1.170  ! Near Maximum !
Accurate 4350                       95.6     56.7     3.67    2943   100.0    64250   10970   1.181  ! Near Maximum !
Winchester Supreme 780              99.9     62.5     4.05    2934    99.5    64250   11366   1.156  ! Near Maximum !
Bofors RP4 NT ~approximation        97.0     58.4     3.78    2932    99.9    64250   11200   1.164  ! Near Maximum !
IMR 4831                           101.2     57.4     3.72    2930   100.0    64250   10777   1.173  ! Near Maximum !
Rottweil R904                      100.2     58.6     3.80    2929    98.8    64250   11396   1.153  ! Near Maximum !
Accurate 3100                      104.6     62.0     4.02    2929   100.0    64250   11037   1.184  ! Near Maximum !
Lovex S071                         110.7     62.0     4.02    2929   100.0    64250   11037   1.184  ! Near Maximum !
Vihtavuori N165                    106.9     62.7     4.06    2928    99.7    64250   11148   1.160  ! Near Maximum !
ReloadSwiss RS 80                  112.0     72.0     4.67    2926    94.3    53811   13610   1.232
IMR 4955 Enduron                   103.9     59.9     3.88    2922    98.4    64250   11468   1.152  ! Near Maximum !
Hodgdon Retumbo                    112.0     66.8     4.33    2919    99.8    53208   12702   1.236
ADI AR 2225                        112.0     66.8     4.33    2919    99.8    53208   12702   1.236
Lovex S070                          96.3     56.4     3.66    2917   100.0    64250   11000   1.171  ! Near Maximum !
Vihtavuori N160                    106.9     60.8     3.94    2912    98.8    64250   11187   1.156  ! Near Maximum !
ADI AR 2218                        112.0     70.7     4.58    2906    92.2    54018   13826   1.223
Hodgdon Hybrid 100V                 99.0     56.8     3.68    2903   100.0    64250   10158   1.166  ! Near Maximum !
Rottweil R907                       94.1     54.8     3.55    2899    99.8    64250   10858   1.165  ! Near Maximum !
Bofors RP7                          94.1     54.8     3.55    2899    99.8    64250   10858   1.165  ! Near Maximum !
Somchem S361                        99.1     62.6     4.06    2899    98.3    64250   11186   1.164  ! Near Maximum !
IMR 4007 SSC                        91.2     54.8     3.55    2898    99.8    64250   10850   1.165  ! Near Maximum !
Lovex S065                          95.2     55.2     3.58    2892   100.0    64250   10565   1.171  ! Near Maximum !
Rottweil R903                       91.4     53.6     3.47    2885   100.0    64250   10158   1.184  ! Near Maximum !
Lovex D100                         112.0     71.5     4.63    2885    89.9    62665   11723   1.168  ! Near Maximum !
Somchem S355                        91.7     53.2     3.45    2883   100.0    64250   10184   1.177  ! Near Maximum !
Vihtavuori 24N41                   112.0     70.7     4.58    2858    87.2    57121   12268   1.204  ! Near Maximum !
IMR 7977 Enduron                   108.1     63.4     4.11    2855    91.9    64250   11034   1.156  ! Near Maximum !
Norma 217                          112.0     65.4     4.24    2825    98.4    46753   12820   1.324
Vihtavuori N170                    112.0     65.7     4.26    2809    92.1    55511   11683   1.247  ! Near Maximum !
 
Thanks much.

It looks close enough to MRP, r22 and 7828 to be worth a try.

Should be able to get to 2900 without much pressure and good fill.
 
Yes it has.
Not too many non-magnum cartridges it hasn't worked in.some are better than others obviously.
Make sure to start low though. My quickload has a slower burn rate than what it actually is. I think you'll know by the chrono.
 
I am getting way higher velocity with 7977 than what quick load lists here easily running 2870 to 2940, even over hodgon max load, but will settle for closer to 2900fps seems fine burns cleaner than 7828.
 
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