Preparing for ASTM D1230 testing: from method to instrument setup

The 45 Degree Flammability Tester (TNG1062) is a suitable instrument for compliance with ASTM D1230, providing precise and repeatable measurements required for flammability testing of plastics.

Confirming the Method Code

Before procurement, it is essential to verify that the testing method aligns with the standard code. ASTM D1230 outlines the procedures for determining the flammability of plastics by measuring the time required for a flame to self-extinguish after being applied to a specimen. The TNG1062 is specifically designed for this purpose, ensuring that all test parameters are in accordance with the standard. The instrument's time display and accuracy of 0 ~ 999.9 s, 0.1 s, directly support the requirement for precise timing measurements, which are critical for accurate results.

Identifying the Required Measuring Range

The TNG1062's specifications include a time display and accuracy of 0 ~ 999.9 s, 0.1 s, which is essential for capturing the exact duration of flame propagation and self-extinguishing. This range allows for the measurement of both short and extended burn times, ensuring that the test results are reliable and consistent with ASTM D1230. Additionally, the ignition time of (1 ± 0.05) s ensures that the flame is applied uniformly and consistently, reducing variability in test outcomes. These specifications are fundamental to meeting the standard's requirements for reproducibility and accuracy.

Checking the Published Specification Table

The TNG1062's published specifications provide a comprehensive overview of its capabilities. The sample dimension of 150 * 50 mm is compatible with the standard's requirements for specimen size, ensuring that the test can be conducted without modifications. The distance from nozzle to specimen of 8mm is another critical parameter, as it ensures that the flame is applied at the correct height and position for accurate measurement. The adjustable flame height of 16 mm allows for flexibility in testing different materials while maintaining the necessary conditions for compliance with ASTM D1230.

Requesting a Quotation

To proceed with procurement, it is recommended to request a quotation that includes the TNG1062 model number and its specifications. Ensure that the quotation explicitly states the time display and accuracy, ignition time, sample dimension, and distance from nozzle to specimen. These parameters are not only required by the standard but also ensure the instrument's performance meets the necessary criteria for reliable and repeatable testing. By anchoring each step in the supplied instrument data, the procurement process can be streamlined and aligned with the requirements of ASTM D1230.

Instrument models referenced

• TNG1062 45 Degree Flammability Tester (Flammability Testing). Published specifications include Time display and accuracy 0 ~ 999.9 s, 0.1 s; Ignition time (1 ± 0.05) s; Dimension of holder outside 170 * 101 mm, inside 152 * 38 mm.