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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