Foaming machine quality appraisal

foaming machine, also known as foam generator, mixes the foaming agent solution with air through mechanical action to generate foam. This kind of equipment is widely used in many fields, such as the production of lightweight wall panels, ventilation ducts, roof insulation materials, floor heating, foam concrete blocks, lightweight slats, foam concrete, fireproof boards, suspended ceiling boards, fireproof door cores, etc.
In addition, the foaming machine is also used when packaging products, injecting raw materials that can produce plastic foam into the gap between the container and the film-lined contents, and forming a foam cushioning material that tightly wraps the contents through chemical reaction.
In foaming machine quality appraisal cases, Zhongke Testing can provide foaming machine quality appraisal services.

1. Appearance: The appearance quality of the foaming machine can be judged by looking at its craftsmanship. Foaming machines with good quality have a neat and smooth appearance without any burrs on the surface.
2. Operation: The quality of the foaming machine can also be judged by operation. The operation of a good-quality foaming machine is simple and easy to understand, and it is also very flexible to operate.
3. Performance: The quality of the foaming machine can also be judged by its performance. Foaming machines with good quality have stable and reliable performance, and the foaming effect is also very good.

JB/T 11509-2013 General technical conditions for polyurethane foaming equipment

The automatic quantitative foaming machine purchased by a machinery company had serious quality problems and did not meet the technical requirements stipulated in the agreement, resulting in a dispute with the equipment manufacturer.
was entrusted by the court to conduct an appraisal and analysis on "whether there are quality problems" with the foaming machine involved in the case.
appraisal analysis results: The
appraisal analysis expert group discussed the relevant information and on-site investigation of the foaming machine involved in the case and made a comprehensive quality and technical analysis, and made the following suggestions and conclusions: The
foaming machine involved in the case has quality problems such as improper structural design of the pre-expansion barrel mixing shaft bearing seat, improper installation position of the metering barrel, and the lack of grounding connection of the frequency converter.