Info needed for 7mm RM 140gr E-tips with RS Hunter
- Thread starter whit
- Start date
DrMike
Ballistician
- Nov 8, 2006
- 37,185
- 5,656
Cartridge : 7 mm Rem. Mag.
Bullet : .284, 140, Nosler E-Tip 59955
Useable Case Capaci: 73.225 grain H2O = 4.754 cm³
Cartridge O.A.L. L6: 3.290 inch = 83.57 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Ramshot Hunter
Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% 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
-20.0 75 52.08 2577 2064 33889 10164 94.4 1.434
-18.0 77 53.38 2636 2161 36025 10450 95.3 1.403
-16.0 78 54.68 2696 2259 38289 10724 96.2 1.372
-14.0 80 55.99 2755 2359 40666 10984 97.0 1.342
-12.0 82 57.29 2814 2461 43163 11231 97.7 1.313
-10.0 84 58.59 2873 2565 45804 11461 98.4 1.284
-08.0 86 59.89 2931 2671 48604 11676 98.9 1.257
-06.0 88 61.19 2989 2778 51574 11873 99.3 1.229
-04.0 90 62.50 3047 2887 54725 12051 99.6 1.195 ! Near Maximum !
-02.0 92 63.80 3105 2996 58067 12210 99.8 1.163 ! Near Maximum !
+00.0 93 65.10 3162 3107 61615 12349 100.0 1.131 ! Near Maximum !
+02.0 95 66.40 3218 3219 65382 12467 100.0 1.101 !DANGEROUS LOAD-DO NOT USE!
+04.0 97 67.70 3274 3332 69383 12576 100.0 1.072 !DANGEROUS LOAD-DO NOT USE!
+06.0 99 69.01 3329 3446 73636 12683 100.0 1.043 !DANGEROUS LOAD-DO NOT USE!
+08.0 101 70.31 3384 3560 78159 12785 100.0 1.016 !DANGEROUS LOAD-DO NOT USE!
+10.0 103 71.61 3439 3676 82974 12885 100.0 0.989 !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 93 65.10 3278 3340 72592 11929 100.0 1.054 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 93 65.10 2992 2783 50712 12396 96.9 1.231
Hunter is not necessarily the best choice for that light a bullet in your 7RM. Other powders will give you better fill ratios and higher velocities.
Bullet : .284, 140, Nosler E-Tip 59955
Useable Case Capaci: 73.225 grain H2O = 4.754 cm³
Cartridge O.A.L. L6: 3.290 inch = 83.57 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Ramshot Hunter
Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% 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
-20.0 75 52.08 2577 2064 33889 10164 94.4 1.434
-18.0 77 53.38 2636 2161 36025 10450 95.3 1.403
-16.0 78 54.68 2696 2259 38289 10724 96.2 1.372
-14.0 80 55.99 2755 2359 40666 10984 97.0 1.342
-12.0 82 57.29 2814 2461 43163 11231 97.7 1.313
-10.0 84 58.59 2873 2565 45804 11461 98.4 1.284
-08.0 86 59.89 2931 2671 48604 11676 98.9 1.257
-06.0 88 61.19 2989 2778 51574 11873 99.3 1.229
-04.0 90 62.50 3047 2887 54725 12051 99.6 1.195 ! Near Maximum !
-02.0 92 63.80 3105 2996 58067 12210 99.8 1.163 ! Near Maximum !
+00.0 93 65.10 3162 3107 61615 12349 100.0 1.131 ! Near Maximum !
+02.0 95 66.40 3218 3219 65382 12467 100.0 1.101 !DANGEROUS LOAD-DO NOT USE!
+04.0 97 67.70 3274 3332 69383 12576 100.0 1.072 !DANGEROUS LOAD-DO NOT USE!
+06.0 99 69.01 3329 3446 73636 12683 100.0 1.043 !DANGEROUS LOAD-DO NOT USE!
+08.0 101 70.31 3384 3560 78159 12785 100.0 1.016 !DANGEROUS LOAD-DO NOT USE!
+10.0 103 71.61 3439 3676 82974 12885 100.0 0.989 !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 93 65.10 3278 3340 72592 11929 100.0 1.054 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 93 65.10 2992 2783 50712 12396 96.9 1.231
Hunter is not necessarily the best choice for that light a bullet in your 7RM. Other powders will give you better fill ratios and higher velocities.
- Thread starter
- #3
DrMike
Ballistician
- Nov 8, 2006
- 37,185
- 5,656
Russ,
Yes, the .300 AAC Blackout is available. What bullet and powder you thinking of using? Here's a sample:
Cartridge : .300 AAC Blackout
Bullet : .308, 168, Nosler CC HPBT J4 53164
Useable Case Capaci: 20.405 grain H2O = 1.325 cm³
Cartridge O.A.L. L6: 2.260 inch = 57.40 mm
Barrel Length : 18.0 inch = 457.2 mm
Powder : Alliant Reloder- 7
Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% 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
-20.0 86 15.60 1558 905 26165 3326 88.5 1.468
-18.0 88 15.99 1595 949 27847 3427 89.6 1.429
-16.0 90 16.38 1632 993 29644 3526 90.7 1.392
-14.0 92 16.77 1669 1039 31565 3622 91.7 1.356
-12.0 94 17.16 1706 1086 33619 3714 92.6 1.322
-10.0 96 17.55 1743 1133 35817 3804 93.5 1.288
-08.0 99 17.94 1780 1182 38169 3889 94.4 1.254
-06.0 101 18.33 1817 1232 40688 3971 95.1 1.220
-04.0 103 18.72 1854 1282 43387 4049 95.9 1.187 ! Near Maximum !
-02.0 105 19.11 1891 1334 46283 4122 96.5 1.155 ! Near Maximum !
+00.0 107 19.50 1928 1386 49393 4191 97.2 1.124 ! Near Maximum !
+02.0 109 19.89 1964 1439 52736 4254 97.7 1.095 !DANGEROUS LOAD-DO NOT USE!
+04.0 111 20.28 2001 1494 56335 4313 98.2 1.066 !DANGEROUS LOAD-DO NOT USE!
+06.0 114 20.67 2038 1549 60216 4365 98.6 1.038 !DANGEROUS LOAD-DO NOT USE!
+08.0 116 21.06 2074 1605 64406 4412 99.0 1.012 !DANGEROUS LOAD-DO NOT USE!
+10.0 118 21.45 2111 1662 68939 4453 99.3 0.986 !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 107 19.50 2015 1515 59349 4111 99.9 1.049 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 107 19.50 1811 1223 39977 4074 90.8 1.224
Yes, the .300 AAC Blackout is available. What bullet and powder you thinking of using? Here's a sample:
Cartridge : .300 AAC Blackout
Bullet : .308, 168, Nosler CC HPBT J4 53164
Useable Case Capaci: 20.405 grain H2O = 1.325 cm³
Cartridge O.A.L. L6: 2.260 inch = 57.40 mm
Barrel Length : 18.0 inch = 457.2 mm
Powder : Alliant Reloder- 7
Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% 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
-20.0 86 15.60 1558 905 26165 3326 88.5 1.468
-18.0 88 15.99 1595 949 27847 3427 89.6 1.429
-16.0 90 16.38 1632 993 29644 3526 90.7 1.392
-14.0 92 16.77 1669 1039 31565 3622 91.7 1.356
-12.0 94 17.16 1706 1086 33619 3714 92.6 1.322
-10.0 96 17.55 1743 1133 35817 3804 93.5 1.288
-08.0 99 17.94 1780 1182 38169 3889 94.4 1.254
-06.0 101 18.33 1817 1232 40688 3971 95.1 1.220
-04.0 103 18.72 1854 1282 43387 4049 95.9 1.187 ! Near Maximum !
-02.0 105 19.11 1891 1334 46283 4122 96.5 1.155 ! Near Maximum !
+00.0 107 19.50 1928 1386 49393 4191 97.2 1.124 ! Near Maximum !
+02.0 109 19.89 1964 1439 52736 4254 97.7 1.095 !DANGEROUS LOAD-DO NOT USE!
+04.0 111 20.28 2001 1494 56335 4313 98.2 1.066 !DANGEROUS LOAD-DO NOT USE!
+06.0 114 20.67 2038 1549 60216 4365 98.6 1.038 !DANGEROUS LOAD-DO NOT USE!
+08.0 116 21.06 2074 1605 64406 4412 99.0 1.012 !DANGEROUS LOAD-DO NOT USE!
+10.0 118 21.45 2111 1662 68939 4453 99.3 0.986 !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 107 19.50 2015 1515 59349 4111 99.9 1.049 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 107 19.50 1811 1223 39977 4074 90.8 1.224
DrMike
Ballistician
- Nov 8, 2006
- 37,185
- 5,656
Cartridge : .300 AAC Blackout
Bullet : .308, 168, Nosler CC HPBT J4 53164
Useable Case Capaci: 20.405 grain H2O = 1.325 cm³
Cartridge O.A.L. L6: 2.260 inch = 57.40 mm
Barrel Length : 18.0 inch = 457.2 mm
Powder : Accurate 1680
Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% 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
-20.0 76 15.36 1536 881 26592 3185 84.2 1.463
-18.0 78 15.74 1573 923 28309 3289 85.4 1.424
-16.0 80 16.13 1610 966 30139 3391 86.5 1.387
-14.0 82 16.51 1646 1011 32093 3492 87.6 1.351
-12.0 84 16.90 1683 1056 34180 3590 88.6 1.317
-10.0 85 17.28 1720 1103 36401 3686 89.7 1.283
-08.0 87 17.66 1756 1151 38757 3780 90.6 1.249
-06.0 89 18.05 1793 1200 41269 3870 91.6 1.216
-04.0 91 18.43 1830 1250 43960 3958 92.4 1.183 ! Near Maximum !
-02.0 93 18.82 1867 1300 46847 4042 93.3 1.152 ! Near Maximum !
+00.0 95 19.20 1904 1353 49947 4122 94.1 1.122 ! Near Maximum !
+02.0 97 19.58 1941 1406 53280 4199 94.8 1.093 !DANGEROUS LOAD-DO NOT USE!
+04.0 99 19.97 1978 1460 56869 4272 95.5 1.065 !DANGEROUS LOAD-DO NOT USE!
+06.0 101 20.35 2015 1515 60738 4340 96.2 1.037 !DANGEROUS LOAD-DO NOT USE!
+08.0 103 20.74 2053 1572 64918 4403 96.8 1.011 !DANGEROUS LOAD-DO NOT USE!
+10.0 104 21.12 2090 1629 69441 4461 97.3 0.985 !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 95 19.20 1996 1487 59100 4160 98.5 1.050 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 95 19.20 1788 1192 41165 3920 86.7 1.216
Bullet : .308, 168, Nosler CC HPBT J4 53164
Useable Case Capaci: 20.405 grain H2O = 1.325 cm³
Cartridge O.A.L. L6: 2.260 inch = 57.40 mm
Barrel Length : 18.0 inch = 457.2 mm
Powder : Accurate 1680
Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% 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
-20.0 76 15.36 1536 881 26592 3185 84.2 1.463
-18.0 78 15.74 1573 923 28309 3289 85.4 1.424
-16.0 80 16.13 1610 966 30139 3391 86.5 1.387
-14.0 82 16.51 1646 1011 32093 3492 87.6 1.351
-12.0 84 16.90 1683 1056 34180 3590 88.6 1.317
-10.0 85 17.28 1720 1103 36401 3686 89.7 1.283
-08.0 87 17.66 1756 1151 38757 3780 90.6 1.249
-06.0 89 18.05 1793 1200 41269 3870 91.6 1.216
-04.0 91 18.43 1830 1250 43960 3958 92.4 1.183 ! Near Maximum !
-02.0 93 18.82 1867 1300 46847 4042 93.3 1.152 ! Near Maximum !
+00.0 95 19.20 1904 1353 49947 4122 94.1 1.122 ! Near Maximum !
+02.0 97 19.58 1941 1406 53280 4199 94.8 1.093 !DANGEROUS LOAD-DO NOT USE!
+04.0 99 19.97 1978 1460 56869 4272 95.5 1.065 !DANGEROUS LOAD-DO NOT USE!
+06.0 101 20.35 2015 1515 60738 4340 96.2 1.037 !DANGEROUS LOAD-DO NOT USE!
+08.0 103 20.74 2053 1572 64918 4403 96.8 1.011 !DANGEROUS LOAD-DO NOT USE!
+10.0 104 21.12 2090 1629 69441 4461 97.3 0.985 !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 95 19.20 1996 1487 59100 4160 98.5 1.050 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 95 19.20 1788 1192 41165 3920 86.7 1.216
