Advanced Blasting Technology Inc
How to Use Rocklock
 

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Rocklock is filled with stemming and sealing plug is inserted.
 
1. Rocklock is filled with stemming and sealing plug is inserted.
 
Approximately 1-1/2 times borehole diameter is loaded with stemming. i.e. for 4 inch diameter borehole, 6 inches of stemming are filled.
 
2. Approximately 1-1/2 times borehole diameter is loaded with stemming.
i.e. for 4 inch diameter borehole, 6 inches of stemming are filled.
     
Rocklock is dropped down borehole.
 
3. Rocklock is dropped down borehole.
 
Fill stemming to top of hole.
 
4. Fill stemming to top of hole.
     
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