BS 3424: which instrument fits and how to decide

The correct instruments for BS 3424 testing are the TNG1103 Fabric Scale and the TNG1104 Pneumatic Sample Press, as they meet the required specifications for GSM testing.

Selecting the Right Instrument for BS 3424 Compliance

When selecting an instrument for BS 3424 testing, it is essential to focus on the specifications that directly align with the standard's requirements. The TNG1103 Fabric Scale and the TNG1104 Pneumatic Sample Press are both designed for GSM testing and are explicitly linked to BS 3424. The TNG1103 Fabric Scale has a maximum load capacity of 3.5kg and operates on a power supply of 220/110 V at 50/60 Hz. These specifications ensure that the instrument can handle the weight of the fabric samples and operate reliably in various laboratory environments. The 210 mm length of the scale provides sufficient space for accurate measurements, which is critical for maintaining the precision required by BS 3424.

The TNG1104 Pneumatic Sample Press is another essential instrument for BS 3424 testing. It has a maximum pressure capacity of 0.5-0.6 Mpa and a length of 400 mm. The pressure range ensures that the sample is compressed to the required specifications without causing damage, while the length allows for consistent and repeatable testing procedures. Both instruments are compatible with ISO 3801 and ASTM D3776, which are referenced in BS 3424, ensuring that the testing process adheres to international standards.

Ensuring Accuracy and Consistency in Testing

The specifications of the TNG1103 Fabric Scale and the TNG1104 Pneumatic Sample Press are crucial for achieving accurate and consistent results in BS 3424 testing. The 3.5kg load capacity of the TNG1103 ensures that it can handle the weight of the fabric samples without distortion, which is vital for obtaining reliable GSM measurements. The 210 mm length of the scale allows for precise placement of the samples, reducing the risk of measurement errors. Similarly, the 0.5-0.6 Mpa pressure range of the TNG1104 Pneumatic Sample Press ensures that the samples are compressed to the correct level, maintaining uniformity across all test runs. The 400 mm length of the press provides ample space for the samples, facilitating consistent and repeatable testing procedures.

Compliance and Standard Alignment

Both the TNG1103 Fabric Scale and the TNG1104 Pneumatic Sample Press are designed to align with the requirements of BS 3424. The TNG1103 is compatible with ISO 3801 and ASTM D3776, which are referenced in the standard, ensuring that the testing process meets international benchmarks. The TNG1104 Pneumatic Sample Press also adheres to these standards, providing a reliable method for compressing samples to the required specifications. By using these instruments, laboratories can ensure that their testing procedures are compliant with BS 3424, thereby maintaining the integrity and reliability of their results.

Instrument models referenced

• TNG1103 Fabric Scale (GSM Testing). Published specifications include 220/110 V 50/60 Hz; Length: 210 mm.
• TNG1104 Pneumatic Sample Press (GSM Testing). Published specifications include Length: 400 mm.