Welding of thermoplastics - Machines and equipment for hot gas welding (including extrusion welding)

This document specifies the technical requirements and test methods for equipment used in hot gas welding and extrusion welding processes of thermoplastic materials. It applies to machines designed to join thermoplastic components by melting the edges of the workpieces using heated gas or a molten filler rod. The scope covers safety, performance, and operational criteria ensuring reliable and consistent welding results across various industrial applications. Detailed parameters address aspects such as air flow control, temperature regulation, and mechanical stability of the welding apparatus. These specifications aim to harmonize equipment design and functionality to support quality assurance in plastic fabrication sectors. Compliance with these guidelines helps manufacturers and operators achieve uniform joint integrity while minimizing potential defects during the welding procedure. The content provides a framework for evaluating the suitability of welding devices without focusing on specific brand models or proprietary technologies. By adhering to these technical provisions, industry practitioners can ensure that their machinery meets established benchmarks for efficiency and safety in thermoplastic joining operations. This reference serves as a foundational guide for aligning equipment capabilities with recognized engineering practices in the field.