Technical Data and Fact Sheets

Learn more about our materials testing expertise, including textile analysis, requirements and compliance.

Understanding the technical specification and compliance requirements, as well as the latest and most up to date technologies and legal regulations can be challenging. Our NZWTA lab team regularly summarise technical information and testing standards, provided here as downloadable fact sheets.

For any specific queries on textile analysis, tests or technical data, please contact the NZWTA team who will be happy assist.

Testing fact sheets

Flammability Materials Testing

Specific to the New Zealand and Australian building and construction industries, to measure flammability characteristics of certain products. In many cases the AS1530.2 Test Method is utilised.

Flammability Testing – Accreditation Extension

Overview of the extension to the suite of flammability testing available via NZWTA Textiles and Materials Testing, providing customers with greater choice, accreditation and confidence in our expertise. Newly accredited testing including AS 1530.2, AS/NZS 4088.1:1996 (2013), BS 6807:2006, BS 7175:1989, BS 7177:2008 and A1:2001

Colour Fastness to Light– Xenon Arc Lamp

Hi Vis garments need to maintain their colour in order to remain compliant. ISO 105-B02 Colour fastness to artificial light will give you insight into your fabric performance.

Global Chemical Pesticide Residue Testing – Wool

Overview of testing capabilities for the detection of chemical residue in wool, in accordance with international environmental agencies, regulations and consumer expectations – in partnership with Agrifood Technology.

Carpet Bulk – Woollen

The measurement of woollen carpet density and bulk, to indicate quality and overall performance. Bulk measurement is carried out in accordance with the NZ Standard NZS8716.

Children’s Nightwear – Australia and New Zealand

Labelling specifications and the required tests to determine the fire hazard category. Categories are based on a garment fabric type, design and results from flammability testing. Testing in accordance with the new Regulation and Standard AS/NZS1249:2014.

Alkali Solubility

Testing to assess any damage to wool fibres, due to scouring techniques and chemical treatments. The Alkali Solubility Standard test is conducted according to test method IWTO DTM-4.

2023 Update to AS NZS 1906.4

2023 update to the AS NZS 1906.4 on the materials used on high visibility garments

High-Visibility Garments – Amendments

Outline and overview of the recent amendments to the joint Australian and New Zealand standard covering high-visibility safety garments. Updated standard designation AS 4602.1:2011.

High-Visibility Garments – Part 01 – Design

Overview of the design requirements and standards for high-visibility safety garments, to ensure safety, visibility and suitability to various workplace environments. Testing in accordance with joint Australian and New Zealand standard AS/NZS 4602.1:2011.

High-Visibility Garments – Part 02 – Materials

Overview of the material requirements and standards for high-visibility safety garments, including both background material and retroflective tape. Testing in accordance with joint Australian and New Zealand standard AS/NZS 1906.4:2010.

High-Visibility Garments – Part 03 – Waka Kotahi/NZTA

Overview of the specific testing and compliance requirements for safety garmentsas required by Waka Kotahi/ New Zealand Transport Agency. Testing in accordance with both AS 4602.1:2011 and AS/NZS 1906.4:2010

High-Visibility Garments – Part 03b – Waka Kotahi/NZTA Amendments

Overview of the amendments to the high-visibility safety garment regulations for Waka Kotahi. Amendments taken from the Fourth Edition of the Code of Practice for Temporary Traffic Management, which more closely align to the NZTA requirements AS 4602.1:2011 and AS NZS 1906.4:2010.

High-Visibility Garments – Part 04 – New Zealand Forest Owners Association

Overview of the specific testing and compliance requirements for safety garmentsas required by the New Zealand Forest Owners Association (NFOA). Testing in accordance with The New Zealand Forestry Guidelines for High-Visibility Clothing FOA:2012 (based on AS4602.1:2011 and AS/NZS1906.4:2010).

Infant Sleep Surfaces

Overview of international research and the correlation between infant mortality and overly-soft sleep surfaces, and testing available to measure the firmness of products in accordance with Standard AS/NZS 8811.1:2013.

Retro-reflective Materials

Overview of the requirements for any retro-reflective material or device used for safety garments (commonly referred to as ‘tape’) as applied to road traffic control purposes throughout Australasia. Testing covers Photometric Performance and Colour and Durability Test, in accordance with the joint Australian and New Zealand Standard AS/NZS 1906.4:2010.

Road Cones – Revised Specifications

Overview of revised specifications and requirements, specifically for manufacturers of road cones, tubular delineators and barrels, in accordance with the updated Code of Practice for Temporary Traffic Management by Waka Kotahi, New Zealand Transport Agency.

Technology and Instruments

Overview of technology and testing equipment in NZWTA’s Napier lab, including weathering chamber, fastness testing, and spectrophotometers for colour measurement.

Quality Systems

NZWTA Textiles and Materials Testing has a strong international reputation for Technical Excellence and is an accredited laboratory by International Accreditation New Zealand (IANZ). We are committed to upholding the highest quality standards, and pride ourselves on the accuracy and efficiency of our work.

NZWTA Textiles and Materials Testing is accredited to ISO/IEC 17025:2017 by International Accreditation New Zealand System (IANZ Accreditation Number: 1054 – Textile Testing).

IANZ is a recognised international organisation and has signed the Mutual Recognition Agreements with a number of other international accreditation bodies such as National Association Authorities Australia (NATA), South African Accreditation System (SANAS) and Chinese National Laboratory China (CNLA). This overcomes international trade barriers and eliminates the need for international retesting.