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Machinery to Recycle the Windscreen Smashing the Glass from PVB

Time:2025-01-13 15:40:15 Author:Suny Group

Windscreens usually consist of two layers of glass and an interlayer of PVB (polyvinyl butyral) film, of which the PVB layer has good strength and toughness and can effectively protect the safety of vehicle owners. However, how to effectively recycle and dispose of these windscreens with complex structures, especially the PVB layer, has been a technical challenge. In recent years, PVB glass crushing and recycling machines specially designed for windscreen recycling have emerged as one of the solutions to this problem.

Windshield Recycling Machine Laminated Glass Separator

Windshield Recycling Machine Laminated Glass Separator

How it works: How to break windscreen glass and separate the PVB layer?

The core principle of a PVB glass recycling machine is to mechanically break the whole windscreen into pieces and separate the PVB layer from the glass. The process can be broadly divided into several steps.

Firstly, the machine will put the collected used windscreen into the crusher, which will initially break the glass through the high-speed rotating blades and rollers. At this point, the glass will be broken into small pieces to reduce its volume and prepare it for the next step of separating the PVB layer.

Next, the crushed glass pieces pass through a screen into the sorting system. At this point, advanced airflow sorting technology is used to separate the lighter PVB film layer from the heavier glass fragments using air flow. Through different physical properties (e.g. density, shape, etc.), the PVB film layer can be efficiently separated from the glass and collected in a specialised container, while the glass fragments continue into further processing.

Finally, the machine washes and dries the separated PVB layer to ensure that it can be further processed and reused in the subsequent recycling process. The separated glass fragments are also fed into other recycling streams to be reprocessed and manufactured into new glass products or raw materials for use in other industries.

Recycling: Increasing the PVB recovery rate

The PVB film layer itself has good recycling value. It is widely used in the manufacture of new glass materials, safety glass in the construction and automotive industries, as well as some special high-performance materials. Traditional glass recycling methods are often difficult to effectively separate the PVB layer, and this specialised recycling machine solves this problem.

With this crushing and recycling machine, the PVB recycling rate has been significantly increased. Instead of becoming a source of environmental pollution, the originally discarded automotive windscreens can be technically processed and recovered to the maximum extent of their resource value.Recycling of PVB materials not only reduces landfill, but also lowers the demand for raw materials, reduces the waste of natural resources, and has significant environmental advantages.

It should be especially in the process of car dismantling and waste car disposal, PVB glass crushing and recycling machine can effectively improve the recycling efficiency of waste windscreen and reduce the risk of environmental pollution. By efficiently crushing, separating and recycling car windscreens discarded by car owners, it promotes the recycling of automotive waste and the development of the green automotive industry.

The PVB glass crushing and recycling machine developed by SUNY GROUP not only technically and innovatively solves the problem of separating and recycling PVB film layers, but also plays an important role in environmental protection and resource recycling. With the increasing demand for environmental protection, this kind of machine will play an increasingly important role in the future in the fields of waste car recycling, construction waste glass processing and so on.

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