Hull Cartridge - The Choice of the Gun Trade
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ULTRAMAX HP  High Performance Heavy Load

Maximum stopping power for use in 70mm chambered guns.

Long range performance.
GAUGE
 DESCRIPTION
SHOT LOAD
SHOT SIZES
WAD
CASE DIMENSIONS FOR
USE IN CHAMBERS OF
VELOCITY
12
 ULTRAMAX HP
42g
4
Plastic
70mm-16mm-2.75"
1350
12
 ULTRAMAX HP
36g
4
Plastic
70mm-16mm-2.75"
1430
    Average Pellet Count
  • Choice of 42 or 36gm
  • Progressive burning powder produces optimum performance with uniform
    regular patterns
  • Plastic wad with shock absorbing compression stage reduces perceived recoil
Shot Size
2% Antimony
36gm
42gm
4
180
210
1*
129
151
BB*
90
105
* Large shot sizes are 0.5% antimony
Cartridge Ballistics

Please select a cartridge to view the Residual Velocity and Pellet Energy data for.
Amount of Recoil
Low
Firm
Ultramax 36gm
Values shown are for individual pellet energy.
Other Heavy
Game Loads
Solway Magnum
Hulmax
Three Crowns - Buckshot
Lead Shot SizesLead Shot Sizes
Conversion Table

The Hull Cartridge range is
manufactured to precise gram weights and this conversion table indicates the nearest equivalent imperial weight given in ounces.