Group size ratios - Constant Force Crimp vs Dillon Crimp

RATIOS OF MAX GROUP SIZES AS OF TEST 12, 13 SEPTEMBER 1997
ALL GROUPS ARE 10 SHOTS FROM A RANSOM REST AT 25 YARDS AT THE LAX RANGE.
THE NUMBER FOLLOWING THE AVERAGE IS THE NUMBER OF GROUPS FIRED.

GUNS USED:

XXX862 IS A 1918 VINTAGE COLT FRAME WITH A SERIES 70 SLIDE AND BARSTO
   STAINLESS BARREL GUNSMITHED BY JIM HOAG IN 1991, HAS ABOUT 45000
   ROUNDS THROUGH IT OF WHICH ABOUT 4000 WERE HARDBALL/JACKETED

X899 IS A LES BAER M1911A1 STYLE HARDBALL GUN RECEIVED IN APRIL 1997 WITH
   ABOUT 4000 ROUNDS THROUGH IT, 1000 OR SO JACKETED/HARDBALL

LIGHT TARGET LOAD WITH GOOD QUALITY 185 GRAIN SWC BULLETS
185 GR MATCHMASTER SWC, F150/PMC CASES, 3.9/B'EYE, 1.230-1.245 OAL
 COLT XXX862   AVG./#  RATIO
 DILLON CRIMP= 2.17/2
 ALL CF      = 1.94/10  .894
 CF  71 LBS  = 2.04/2   .940
 CF  95 LBS  = 1.87/2   .862
 CF 110 LBS  = 1.88/2   .866
 CF 124 LBS  = 2.08/2   .959
 CF 184 LBS  = 1.83/2   .843
 ALL CF 184  = 1.91/10  .880 - CASES = RP, FED, WCC95, & PMC

LIGHT TARGET LOAD WITH HIGH QUALITY 200 GRAIN SWC BULLETS
200 GR OREGON TRAIN SWC, F150/PMC CASES, 3.7/B'EYE, 1.230-1.245 OAL
 COLT XXX862   AVG./#  RATIO      BAER X899     AVG/#   RATIO
 DILLON CRIMP= 2.18/14            DILLON CRIMP= 1.89/6
 ALL CF      = 1.83/54  .853      ALL CF      = 1.97/17 1.04
 CF  67 LBS  = 1.75/2   .815
 CF  81 LBS  = 1.36/2   .633
 CF  84 LBS  = 1.79/2   .833      CF  84 LBS  = 1.78/2   .943
 CF  88 LBS  = 1.92/14  .894      CF  88 LBS  = 1.76/2   .932
 CF  95 LBS  = 2.19/2  1.020      CF  95 LBS  = 2.02/2  1.069
 CF 103 LBS  = 1.73/4   .805      CF 103 LBS  = 2.02/2  1.069
 CF 119 LBS  = 1.99/2   .926
 CF 124 LBS  = 1.54/9   .717      CF 124 LBS  = 1.70/2   .900
 CF 130 LBS  = 2.02/5   .940
 CF 157 LBS  = 1.95/3   .908      CF 157 LBS  = 2.39/4  1.266
 CF 184 LBS  = 1.72/1   .801      CF 184 LBS  = 1.45/2   .768
 CF 207 LBS  = 2.08/4   .968
 CF 229 LBS  = 1.65/4   .768      CF 229 LBS  = 2.31/1  1.224

LIGHT TARGET LOAD WITH POOR QUALITY 200 GRAIN BULLETS AND MIXED CASINGS
200 GR BONUS SWC, F150/MIXED CASES, 3.7/B'EYE, 1.230-1.245 OAL
 COLT XXX862   AVG./#  RATIO
 DILLON CRIMP= 2.24/4
 CF 124 LBS  = 1.90/4   .848

LIGHT TARGET LOAD WITH HIGH QUALITY 200 GRAIN BULLETS AND MIXED CASINGS
200 GR OREGON TRAIL SWC, F150/MIXED CASES, 3.7/B'EYE, 1.230-1.245 OAL
                                  BAER X899     AVG./#  RATIO
                                  DILLON CRIMP= 2.34/2
                                  CF 157 LBS  = 1.67/2   .712

CONSTANT FORCE PRODUCTS CANNOT TEST EVERY CALIBER AND LOAD SO WE WOULD
LIKE TO RECEIVE FEEDBACK FROM OUR USERS WITH THEIR TEST RESULTS AND LOAD
RECOMMENDATIONS, PARTICULARLY THE AMOUNT OF FORCE USED FOR BEST RESULTS. 

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