The NEW ZIPPER Company Ltd
Medium Duty Neoprene
Short Spec 2006
|
ITEM |
SPECIFICATION/UNITS/COMMENTS |
|
ZIPPER CODE |
08R or 08RS /CR44, or /CR50 |
|
ZIPPER TAPE |
Polyester fabric coated with Polychloroprene, with special surface finish |
|
ZIPPER ELEMENTS |
Nickel Silver * |
|
SLIDER BLOCK |
AB1 or PB1(non magnetic) * |
|
CHAIN TENSILE STRENGTH* |
Minimum Permitted 200 N/cm (Typically >250) |
|
SLIDER ACTION CLOSING* |
Maximum Permitted 55 N (Typically <35, lubricated) |
|
SLIDER ACTION DOCKING* |
Maximum Permitted 75 N (Typically <45, lubricated) |
|
TEMPERATURE RANGE |
+ 80 to - 35 Deg Celsius |
|
FIRE RETARDATION |
Good for type of material |
|
CHEMICAL RESISTANCE |
Good within limitations of material |
|
PRESSURE TIGHTNESS |
Minimum Permitted 51.5 kPa (Typically 95kPa ) |
|
PRESSURE TEST METHOD |
taken from MoD Int Def Stan 53/100-1 (1990) |
|
CHAIN TEST JAW WIDTH |
25mm (front and rear jaws) |
|
RATE OF SEPARATION |
110mm/min |
|
*Production performance tests are based on the NZCo enhanced version of the MoD 53/100-1 but upgraded to Beaufort BASE 5004 |
|
* The slider and elements are considered NOT to be of dissimilar metals within the context of the USA MIL-STD 889b, due to the high copper content in each.
The performance aspects of this Specification are derived from long-term studies and tests of the BDM product, but are issued for guidance only. Any proposed use of the BDM zipper range must be fully tested by the user and no warranty is issued against failure of the zipper in new or old applications based purely upon the above figures, especially in life-threatening situations.
Field Trials are ESSENTIAL.
The New Zipper Company disclaims any liability for failure of, or subsequent losses resulting from the use of, the BDM product range where production error by NZ cannot be irrefutably proven. The New Zipper Company reserves the right to change any or all of the above specification in the continuing search for product improvement.
Issue Number: 6 Date of Issue: 30th April 2006
Issued by: Mike Hamilton Scott, General Manager.
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