| COPPER DELAY DETONATORS |
| Features: |
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Copper shells |
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Delay number ranges from 0 – 6 |
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Nominal Delay interval of 25 ms |
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Delay number displayed on tag at the end of leading wires and punched at the bottom of the shell. |
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Light gray and green colored PVC coated lead wires. |
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Available with copper or galvanized iron lead wires as per lengths required by the users. |
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Standard lengths are 2.2 m & 2.5 m. |
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Tested in methane and coal dust atmospheres by Central Mining & Research institute, Dhanbad, India and found to be safe for use in under ground gassy coal mines. |
| Advantage: |
| • |
Provides required free face for successive rows of holes in solid blasting |
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Safe for under ground coal mines. |
| Uses : |
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Mainly used in underground coal mines for development in solid blasting. |
| Storage : |
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Store under moderate temperatures and dry conditions in a well ventilated, approved detonator magazine. |
| Classification : |
| • |
CCE Classification : Class 6, Division 3 |
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UN Classification : Class 1.1B, Un No. 0030 |
| Delay Period: |
| Delay No. |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
| Nominal Delay in ms |
0 |
25 |
50 |
75 |
100 |
125 |
150 |
|
| Packing : |
| Wire Length |
No's per case |
| 2.2 m |
1250 |
| 2.5 m |
1000 |
|
Case-Dimension (mm): |
| |
2.2 & 2.5 mtr length: 720 x 415 x 365 |
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