Ballistic gelatin test results : .327 Magnum Speer 115gr Gold Dot JHP (Heavy clothing

[Brass Fetcher]

Special thanks to JK for their sponsorship of this test.

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Brass Fetcher ballistic testing

Test # JK 11
Heavy clothing gelatin test. 4 layers of 14-ounce denim (Nominal 10% concentration)

Cartridge : .327 Magnum Speer 115gr Gold Dot JHP

Block Calibration : 3.4 ± 0.05 inch penetration @ 596 ± 0.5 ft/sec

Block Calibration temperature : 35.0 ± 0.05 Degrees Fahrenheit

Block Core temperature : 36.0 ± 0.05 Degrees Fahrenheit

Bullet Performance:

Impact Velocity : 1345 ± 0.5 feet/second
Deepest Penetration Depth : 17.5 ± 0.05 Inch
Maximum Crack Diameter : 2.3 ± 0.05 Inch
Max Crack Diameter Location : 4.0 ± 0.05 Inch
Cavitation Depth : 0.0-12.8 ± 0.05 Inch

Notes:
Weapon – Ruger SP101, with 3.1” barrel length
Distance – 10.0 feet, muzzle to gelatin impact face
Test site conditions - 71 deg F, 43% relative humidity
Time out of refrigeration prior to shot impact - 5 minutes
Bullet recovered weight – 114.7 ± 0.05gr
Bullet recovered average diameter - 0.436 ± 0.0005"
Bullet recovered length - 0.457 ± 0.0005"

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[Cosmoline]

Thanks again! This round is getting more and more interesting.

 

[Drgong]

Thanks, that is one of the toughest tests, and lo and behold, it works great....

Me thinks that my summer carry revolver will be a SP101 in .327