Flammability Tester

Introduction：

The Big 45°Method Suture Flame Contact Times Tester is a specialized instrument designed to evaluate the flammability performance of thread-like materials, particularly sutures used in flame retardant protective clothing and other critical applications. This tester operates by subjecting a suture sample to a controlled flame at a precise 45-degree angle, simulating potential real-world fire exposure scenarios where the orientation of the material might influence its reaction to heat.

The primary function of this device is to accurately measure the time it takes for a flame to make contact with the suture material and to assess the material’s behavior upon flame exposure. This includes observing the ignition time, the duration of burning or melting, and the extent of any damage such as charring or disintegration. The ‘contact times’ aspect likely refers to repeated or timed applications of the flame to assess the suture’s resistance over multiple brief exposures, or the time it takes for the flame to propagate and affect the material.

Adherence to specific flammability standards is crucial in the context of protective clothing. Therefore, this tester is essential for manufacturers to ensure that the sutures used in their garments meet the required safety regulations and contribute to the overall flame retardant properties of the clothing. The data obtained from this testing is vital for quality control, product development, and certification processes, guaranteeing the safety and reliability of sutures in applications where flame resistance is paramount.

Standards

GB 8965-1998 Flame-retardant protective clothing  Appendix B test methods for flame exposure times of seams

Technical Parameters