Paraplug

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US PATENT 6,324 980 B1
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WHAT IS PARAPLUG?

• A conical plug for sealing a blast hole in open
  cut mining.
• Support any explosives load or stemming.
• Useful for decking in under seam blasting
  operations.

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PARAPLUG IS A NEW ALTERNATIVE TO OVERCOME MANY
DIFFICULTIES
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ADVANTAGES
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• Reduces Anfo consumption
• Reduces stemming labor
• Minimizes stemming projection
• Explosive could be located in hard strata when
  necessary
• Expensive emulsion could be replaced by Anfo

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APPLICATIONS
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1. DRY HOLES
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2. WET HOLES / DYMANIC WATER
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3. WET HOLES / DYMANIC WATER
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4. WET HOLES / DYNAMIC WATER
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5. WET HOLES / STATIC WATER
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6. CAVES
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OPERATION PROCEDURE
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1. Hold the disc with the lug and hook upside.
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2. To use the conical plug, first hold the disc
with the hands and the stabilizer weight hanging
down from the disc.
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3. Force the circular sector to take the form of
a cone placing the radial overlap edge of the
circular sector under the hook lug until the two
slots coincide, holding the cone shape in the
overlap zone with one hand.
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4. Insert the tenon of the trigger through the
two slots.
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5. Raise the PARAPLUG by the support yarn.
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6. Lower the PARAPLUG into the blast hole to the
specified depth.
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7. Holding the PARAPLUG by the support yarn drop
the weight to release the trigger causing the
base of the cone to expand striking the walls of
the blast hole. The yarn should be tensioned
until the stemming has been completed.
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Stemming reduction
Stemming
Paraplug
Air Deck
Anfo reduction 20 to 40
Anfo
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PARAPLUG IMPROVES BLASTING ENVIROMENTAL
PERFORMANCE.
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CONTACT US Sr. CESAR ESTEVEZ BIANCHINI IMZ -
INDUSTRIAS METALMECÁNICAS DEL ZULIA, C.A Calle
115 No. 59 A 50 Zona Industrial Sector Los
Robles Maracaibo (Estado Zulia) Venezuela Fax
58 261 7344495 E-mail info_at_paraplug.com