Testing BPI Mica Wad Slick

A four-minute video demonstration of Mica Wad Slick including velocity and pressure tests.

Control Group:

Straight-Wall:
•Federal Plastic w/ Paper Basewad
•Winchester 209 Primer
•25.5gr Universal Powder Charge
•Claybuster CB1118-12/WAA12 Wad
•1 1/8oz Lead Shot
•Cardboard Overshot Card
•Fold Crimp

Taper-Wall:
•Winchester Poly-Formed w/ Plastic Basewad
•Winchester 209 Primer
•22gr Universal Powder Charge
•Claybuster CB1118-12/WAA12 Wad
•1 1/8oz Lead Shot
•Cardboard Overshot Card
•Fold Crimp

Results:

Straight-Wall:
Control:
1,250.5 FPS
8,167 PSI

Mica Wad Slick:
1,225.50 FPS
8,083 PSI

25FPS/2% Velocity Reduction
84PSI/1% Pressure Reduction

Taper-Wall:
Control:
1,174.90 FPS
7,774 PSI

Mica Wad Slick:
1,147.50 FPS
7,711 PSI

27.4FPS/2% Velocity Reduction
63PSI/1% Pressure Reduction