Prima ballerina cord
Prima ballerina cord (Primacord) is 導爆線 used by blasting operations globally widely including Japan.
At first エンシング fish basket Ford Corporation in Utah of the United States of America (Ensign-Bickford Company[1]) によって was a registered trademark of made 導爆線. エンシング fish basket Ford Corporation sold a trademark to the ダイノ Nobel () company in 2003. I am made now in Graham factory of Kentucky. Japan Carlit Corporation imports and sells it mainly in Japan.
Among the people concerned with blasting operations, becoming it goes ahead through the normal name of the trademark so as to point to 導爆線 speaking of a prima ballerina cord.
Prima ballerina cord
The prima ballerina cord does the structure that filled powdered pence Ritt inside that coated fiber knit to three folds with wax.
| Article name | Quantity of filling g/m (gr/ft) | Color |
|---|---|---|
| Primacord 1 | 1.5 (7.5) | Yellow |
| Primacord 2 | 2.1 (10) | Orange |
| Primacord 3 | 3.2 (15) | Red |
| Primacord 4Y | 3.6 (18) | Yellow |
| Primacord 4R | 3.6 (18) | Red |
| Primacord 5 | 5.3 (25) | Red |
| Primacord 8 | 8.6 (40) | Red |
| Primacord 10 | 10.6 (50) | Yellow |
Prima ballerina line
In the prima ballerina line, the outside is a product made of the plastic. The line is available even for pressure lower 2kg/m² (depth of the water 20m equivalency) that is higher than a cord. Therefore, a prima ballerina line is used in the underwater blasts.
When I perform extensive cutting in the fields such as the aerospace, the destruction dismantling using the prima ballerina line is used not a separation bolt. I turn from here and, in the field of design of the aerospace, commonly am called a line constituting a section at the time of the resolution a prima ballerina line.
| Article name | Quantity of filling g/m (gr/ft) | Color |
|---|---|---|
| Primaline 4D | 3.6 (18) | Orange |
| Primaline 4HS | 3.6 (18) | White and blue stripe |
| Primaline 5 | 5.3 (25) | Orange |
| Primaline 5D | 5.3 (25) | Orange |
| Primaline 5NF | 5.3 (25) | Yellow |
| Primaline 8D | 8.6 (40) | Orange |
| Primaline 8HS | 8.6 (40) | White and black stripe |
| Primaline 10HS | 10.6 (50) | White and red stripe |
| Primaline 21 | 21.3 (100) | White |
| Primaline 32 | 31.9 (150) | White |
| Primaline 42 | 42.5 (200) | White |
| Primaline 85 | 85 (400) | Yellowish green |
Footnote
- The official company name as of ^ is Ensign-Bickford Aerospace & Defense Company.
This article is taken from the Japanese Wikipedia Prima ballerina cord
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