AutoStem Gen i and ii

High energy pyrotechnic blasting cartridges.

The original AutoStem Cartridge: The AutoStem i

Cartridges available in diameter of 32mm (1.26 inch)
Suitable for use in a borehole of maximum 34mm diameter (1.34 inch)
world’s first drop-and-go cartridge, requiring no stemming or tamping effort.

Product sizes available:

20g (120 per box, NEQ: 2.4kg) – cartridge length: 220mm
40g (100 per box, NEQ: 4.0kg) – cartridge length: 270mm
60g (90 per box, NEQ: 5.4kg) – cartridge length: 320mm
80g (80 per box, NEQ: 6.4 kg) – cartridge length: 370mm
100g (60 per box, NEQ: 6.0kg) – cartridge length: 420mm

Suitable for:

Civil blasting in built up areas
Oversize management in quarry pits
Slyping, footwall and hangingwall clearing
Concrete breaking
Trenching
Residential blasting

Boosters available in cartridges sizes of 60g and 100g

Standard Cartridge assembled with ignitor

Optional assembly to accomodate a detonator/shocktube initiation

Product is fully accredited in all major global markets including:

CE mark of approval (European Union);
USA (Department of Transport)
Canada (Ministry of Natural Resources)
South Africa (SAPS) and continental Africa
Australia (Chamber of Mines)
Continental South America (Brazil, Chile, Mexico)

The first dual stemming blasting cartridge: The AutoStem ii

Cartridges available in diameter of 43mm (1.69 inch)
Suitable for use in a borehole of maximum 50mm diameter (2.0 inch)
Dual-stemming technology, product will function even in fractured ground

Product sizes available:

150g (52 per box, NEQ: 7.8kg) – cartridge length: 242mm
200g (42 per box, NEQ: 8.4kg) – cartridge length: 292mm
300g (30 per box, NEQ: 9.0kg) – cartridge length: 372mm

Suitable for:

Low-height benching blasts
Hard embedded rock blasting
Very large oversize management
Tunnelling blasts
Trenching blasts

Standard Cartridge assembled with ignitor
Optional assembly to accomodate a detonator/shocktube initiation
Product is fully accredited in all major global markets including:

CE mark of approval (European Union);
USA (Department of Transport)
Canada (Ministry of Natural Resources)
South Africa (SAPS) and continental Africa
Australia (Chamber of Mines)
Continental South America (Brazil, Chile, Mexico)

AutoStem Accessories

Electric ignitor (fuse head) and initiators

Highest quality fuse head for reliable ignition
Multiple wire lengths available (1.5m, 3.0m and 5.0m)
Electrical resistance: 0.5 ohm
Safety impulse: 8 mj per ohm
Initiation impulse: 16 mj per ohm
Safe electrical current: 0.45 A
Activating electricl current: 2.12A

741 model shot exploder

650V Nominal Firing Voltage
8.0J Nominal Output Energy
Firing mechanism: Spring return key switch
Up to 50 Cartridges in Series
Battery Type: Rechargeable
Capacity: Typically 1,000 firings
Charging: Charged from mains power (100-250 V, 47-65 Hz)
Charging time: 6 hours to full charge
Unit dimensions: 120mm x 82mm x 40mm
Unit mass: 0.55kg

1351 model shot exploder

1350V Nominal Firing Voltage
40.0J Nominal Output Energy
Firing mechanism: Spring return key switch
Up to 250 Cartridges in Series
Battery Type: Rechargeable NiCd
Capacity: Typically 500 firings
Charging: Charged from mains power (220V)
Charging time: 14 hours to full charge
Unit dimensions: 163mm x 125mm x 66mm
Unit mass: 1.9kg

Continuity tester

SABS approved and intrinsically safe
Light emitting diode to confirm continuity
Continuity indicated for up to 1,000 ohms
Battery life: 1 million testings
Unit dimensions: 72mm x 50mm x 23mm
Unit mass: 150g

Ohm meter

SABS approved for use in fiery mines
Liquid crystal display
Range of up to 2,000 ohms
Battery life: 200 hours of continuous testing
Unit dimensions: 102mm x 72mm x 32mm
Unit mass: 240g

AutoStem Cartridges meet international safety requirements

The World's safest and most advanced high performance blasting technology.