With increasingly stringent environmental regulations, PCBA factories need to conduct a comprehensive assessment of their own environmental impact to identify key issues and develop improvement measures. In this article, we will discuss the key issues and response strategies in PCBA processing from the perspective of the main environmental impacts in the production process.
I. Environmental Issues in the Use of Raw Materials
1. Use of Harmful Substances
Traditional PCB board production may contain hazardous substances such as lead, brominated flame retardants, etc. These materials may contaminate soil and water sources after disposal.
2. Consumption of rare metals
PCBA processing requires a large amount of tin, gold, silver and other rare metals, the mining and processing of which can damage the ecosystem.
3. Suggestions for improvement
Prioritize the selection of raw materials that meet environmental standards, and promote material recycling and reuse to reduce the waste of resources.
II. Energy Consumption and Carbon Emission
The soldering, baking, testing and other aspects of PCBA processing have a large demand for energy, especially the reflow oven and wave soldering machine processes, which consume significant energy.
1. Energy consumption of high-temperature processes
Reflow soldering and other processes require high-temperature environments, leading to an increase in the overall energy consumption of the factory.
2. Indirect Carbon Emissions
Most of the energy comes from fossil fuels, and the energy use of PCBA processing leads to greenhouse gas emissions indirectly.
3. Suggestions for improvement
Use energy-saving equipment and introduce renewable energy.
III. Waste Emission and Management
1. Solid waste
Such as PCB board trimmings, solder dross, etc., which may cause pollution to the environment if not handled properly.
2. Waste water and chemical residues
Solvents used in the cleaning process may contain harmful chemicals, which may pollute water if discharged directly.
3. Suggestions for improvement
Establish a complete waste classification and recycling system to ensure that hazardous waste is properly disposed of.
Invest in advanced wastewater treatment equipment to ensure that emissions meet environmental standards.
IV. Toxic Gas Emission
1. Hazard of VOC
Volatile organic compounds (VOC) not only jeopardize the health of workers, but also pollute the atmosphere. 2.
2. Micro-particle emissions
Smoke and dust produced by high-temperature welding may contain heavy metal components, which adversely affects air quality.
3. Suggestions for improvement
Install efficient air purification systems in the production area and use environmentally friendly fluxes to reduce the generation of harmful gases.
V. Inadequate environmental risk management
1. Inadequate emergency response capability
If chemical solvent leakage or wastewater treatment system malfunction, it may lead to environmental pollution accidents.
2. Inadequate management system
Lack of systematic management of environmental impact monitoring and assessment, which makes it difficult to detect problems in time.
3. Suggestions for improvement
Establish a comprehensive environmental risk contingency plan and conduct regular drills to ensure emergency response capability.
Deploy a real-time monitoring system to dynamically track emissions of waste gas, waste water and solid waste.
Quick facts about NeoDen
① Established in 2010, 200+ employees, 8000+ Sq.m. factory.
② NeoDen products: Smart series PNP machine, NeoDen N10P, NeoDen9, NeoDen K1830, NeoDen4, NeoDen3V, NeoDen7, NeoDen6, TM220A, TM240A, TM245P, reflow oven IN6, IN12, Solder paste printer FP2636, PM3040.
③ Successful 10000+ customers across the globe.
④ 30+ Global Agents covered in Asia, Europe, America, Oceania and Africa.
⑤ R&D Center: 3 R&D departments with 25+ professional R&D engineers.
⑥ Listed with CE and got 50+ patents.
⑦ 30+ quality control and technical support engineers, 15+ senior international sales, timely customer responding within 8 hours, professional solutions providing within 24 hours.
Post time: Jan-03-2025