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Woolpack Standard Update

SUMMARY OF THE MAIN REQUIREMENTS OF THE NEW ZEALAND WOOLPACK STANDARD
(AS/NZS 4546:1999)


Note: also see New Zealand National Council amendments


Type A - Woolpack made from woven monofilament nylon yarn.

Nylon Woolpack (Type A)

· the fabric to be woven from undyed high tenacity multifilament nylon yarn
· fabric not to contain any loose ends of yarn
· the sewing thread used in the seams to be of same type of nylon (6 or 66) as used in the woolpack fabric
· the total weight of the finished pack to be 1.5 ± 0.2kg

Type B - Woolpack made from woven high density polyethylene (HDPE) tape.

HDPE Woolpack (Type B)

· the fabric to be woven from tapes of high density polyethylene (HDPE)
· the fabric to be light brown in colour
· the fabric to be identified by one vertical blue stripe
· the total weight of the finished woolpack to be 1.5 ± 0.1kg

General

A New Zealand wool industry approved identification label is to be attached to a flap of each woolpack.

A manufacturers label of non-fibre shedding material to be attached to each woolpack:

A manufacturers label of non-fibre shedding material to be attached to each woolpack:

    • nylon woolpack label to be of the same nylon as used in the nylon woolpack fabric
    • label to show:
      • name of manufacturer
      • brand name
      • batch number and coded year of manufacture


The complete current specification for woven woolpacks for greasy wool AS/NZS4546:1999 may be obtained from: www.standards.co.nz

Amendments to AS/NZS4546:1999


Please Note: the New Zealand Council of Wool Interests has recommended some amendments be made to the specifications of both Type A and Type B woolpacks. These amendments will be implemented later in 2003.

The amendments include:

Clause/Type/Table

Page No.

Paragraph Line No.

Recommended Changes

2.13

6

(c)

Add the following

 

NOTE: It is not necessary to fold and hem the selvedge.

 

Table 2

9

Column 8

For Type A packs the weft ways ‘Surface Friction’ maximum force should be £ 6.0 Newtons.

Table 2

9

Column 2

For Type B packs the Warpways Breaking Force should be 1765 Newtons.

Table 2

9

Column 5

For Type B packs the ‘Seam Strength’ should be 885 Newtons.

 

Table 2

9

Column 8

For Type B packs the minimum surface frictional property is ³ 3.5 N both Warpways and Weftways.  The maximum surface frictional property is £ 5.5 N both Warpways and Weftways.

Table 2

9

Column 8

Same comment as row above for Type A packs.

 

Appendix A: Specifications for the attachment of the identification label to Type A woolpacks.


Appendix B: Specifications for the attachment of the identification label to Type B woolpacks.

 

 

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