About Usmore
Shenzhen KingshengPCBA Tech Co.,Ltd (HK C-Alley Co.,Ltd), an professional PCBA manufactuer and electronics manufacturing service (EMS) provider for 12years.SMT factory has ISO9001, ISO14001, TS16949 certification, advanced production equipment and rich experience in the production of PCBA. more
Worktime : 10:00-19:30 (Beijing time)
Website:
www.kingshengpcba.com
Contact Person : Alley Qiu
Business Telephone :+86-755-27442301
Mobile Phone: +86-13828766801
Skype : kingsheng-pcba
Email : chinapcba@c-alley.com
Factory Add: Floor 2, Building 6, The 3rd Industrial Zone of Tangtou, Shiyan, Baoan District,Shenzhen,GuangDong,China 518108
PCBA processing BGA welding spot is not full solution
PCBA processing BGA welding spot is not full solution
1. Printing sufficient amount of solder paste;
2. Use resistance welding to cover the holes to avoid solder loss;
3. Avoid damaging the welding barrier layer in THE BGA repair stage of PCBA processing;
4. Accurate sound alignment of printing solder paste;
5. Accuracy of BGA patch;
6. Operate BGA components correctly in the repair stage;
7. Meet the coplanar requirements of PCB and BGA to avoid bending. For example, appropriate preheating can be taken in the repair stage;
1. Printing sufficient amount of solder paste;
2. Use resistance welding to cover the holes to avoid solder loss;
3. Avoid damaging the welding barrier layer in THE BGA repair stage of PCBA processing;
4. Accurate sound alignment of printing solder paste;
5. Accuracy of BGA patch;
6. Operate BGA components correctly in the repair stage;
7. Meet the coplanar requirements of PCB and BGA to avoid bending. For example, appropriate preheating can be taken in the repair stage;
