AATCC 92: which instrument fits and how to decide

The Scorch Tester (Sublimation Fastness Tester) model TNG1025 is the correct instrument for compliance with AATCC 92, as it provides the necessary specifications and accessories to perform the required testing.

Matching Specifications to AATCC 92 Requirements

AATCC 92 outlines the procedures for evaluating the sublimation fastness of dyed fabrics. To ensure accurate and reproducible results, the testing instrument must meet specific criteria. The TNG1025 Scorch Tester is designed to meet these requirements through its standard and optional accessories. One critical specification is the use of "Insulation cotton" as a standard accessory, which is essential for maintaining the required temperature and heat distribution during the test. This ensures that the fabric is exposed to consistent thermal conditions, which is vital for assessing sublimation fastness accurately.

Another important specification is the "DW multi-fiber cloth" with the value "AATCC NO.10A multi-fiber cloth." This specification ensures that the test fabric used is standardized, allowing for consistent comparisons across different samples and laboratories. The use of a standardized multi-fiber cloth is crucial for maintaining the integrity of the test results and ensuring that the method is reproducible.

Instrument Specifications and Their Relevance

The TNG1025 Scorch Tester also includes the specification "Length: 460 mm, Width: 310 mm," which defines the size of the test area. This is important for ensuring that the fabric sample is exposed to the correct amount of heat and that the test conditions are uniform. The dimensions of the test area affect the heat distribution and the overall accuracy of the test results.

Additionally, the TNG1025 is equipped with a power supply of "220 V, 50 Hz," which is a standard electrical specification that ensures the instrument operates reliably under normal conditions. This specification is important for the consistent operation of the instrument, which is critical for maintaining the accuracy of the test results.

Conclusion and Instrument Selection

Selecting the correct instrument for AATCC 92 testing requires attention to specific specifications that directly impact the accuracy and reliability of the results. The TNG1025 Scorch Tester meets these requirements through its use of standardized accessories and precise dimensions. By ensuring that the instrument specifications align with the method's requirements, laboratories can achieve consistent and reproducible test results, which are essential for compliance with AATCC 92.

Instrument models referenced

• TNG1025 Scorch Tester (Sublimation Fastness Tester) (Colour Fastness Testing). Published specifications include Standard Accessories: Insulation cotton; Optional Accessories: Heat-insulating asbestos sheet; DW multi-fiber cloth AATCC NO.10A multi-fiber cloth.