In the PCBA processing industry, waste disposal and reuse not only help environmental protection, but also significantly reduce production costs. Through effective waste management, PCBA factories can optimize the use of resources, improve economic efficiency and enhance market competitiveness.
I. Sources and types of waste materials
1. Residues in the production process
Such as solder residue, waste components, circuit board cutting edges and corners.
2. Non-conforming products
Including scrapped components or boards due to poor mounting, soldering problems or other quality issues.
3. Cleaning waste
Wastewater and waste liquid generated during cleaning and dust removal in production.
II. Classification and Recycling of Waste Materials
The treatment of waste materials first needs to be classified, and then according to different types of recycling measures.
1. Component Recycling
Some unused or slightly damaged components can be put back into use through inspection and repair. This not only reduces the cost of purchasing new components, but also saves inventory costs.
2. Circuit board recycling
Unqualified circuit boards can be disassembled and reprocessed for resource recovery. Especially for precious metal circuit boards, such as metal contact boards and gold-plated boards, recycling can greatly reduce the cost of metal procurement.
3. Solder and electronic waste
Solder residues and discarded electronic components contain precious metals such as copper, silver and gold, which can be refined and reused by professional recycling companies.
III. Optimize production process to reduce waste generation
1. Precise placement and soldering
Optimize the SMT machine and soldering oven process to reduce the error rate of component placement and soldering defects, and avoid the waste of raw materials caused by rework or scrap.
2. Improvement of production equipment
Adopt fully automated equipment. Through precise production control, the number of defective products can be significantly reduced.
3. Process optimization and real-time monitoring
Through the introduction of automated testing and process control technology, real-time monitoring of various parameters in the production process, timely detection and adjustment of deviations, reducing the waste caused by human error or equipment problems.
IV. Reuse and value-added of waste materials
1. Remanufacturing and secondary use
By repairing and remanufacturing recycled components and circuit boards, PCBA factories can reduce the cost of newly purchased components. In addition, for small lot production, the use of repaired and reused components can save procurement costs and shorten the production cycle.
2. Multiple utilization of waste materials
For example, solder scrap can be recycled and reused, while trimmings can be used as raw materials for other items that do not involve precision requirements. This secondary utilization can make full use of the resources of the scrap and avoid wastage.
V. Policy and Implementation of Scrap Management
1. Standardization of Waste Material Handling
We ensure efficient waste management and maximize the recycling rate by setting standards for waste classification and handling. Regular employee training and the development of waste handling specifications will ensure proper employee operation and minimize errors and losses.
2. Cooperation with external parties
Work with a professional waste recycling company to handle waste that is not recyclable or requires special handling. This not only ensures that the waste is handled appropriately, but also brings some economic returns to the factory.
Zhejiang NeoDen Technology Co., Ltd. has been manufacturing and exporting various small pick and place machines since 2010. Taking advantage of our own rich experienced R&D, well trained production, NeoDen wins great reputation from the world wide customers.
with global presence in over 130 countries, the excellent performance, high accuracy and reliability of NeoDen PNP machines make them perfect for R&D, professional prototyping and small to medium batch production. We provide professional solution of one stop SMT equipment.
We believe that great people and partners make NeoDen a great company and that our commitment to Innovation, Diversity and Sustainability ensures that SMT automation is accessible to every hobbyist everywhere.
Post time: Dec-31-2024