午夜一级片,殴美亚洲色图,ZPS无套内射视频免费播放,久热综合曰韩精品,亚洲人成网站在线观看777,九九这里只有精品

中文版     ENGLISH 
News
Contact UsMore>>
Shenzhen Baiqiancheng Electronic Co.,Ltd.(BQC)
Address:No.343,Changfeng Road,Changzhen Community, Guangming New District,Shenzhen,Guangdong Province, China 518132
Tel:86-0755-26788241
Fax:86-0755-26788245
Industry NewsNews > Industry News > PCB/PCBA and related auxiliary material test items generally have the following items:    

PCB/PCBA and related auxiliary material test items generally have the following items:

Hits:1  Add Date:2020/10/30

Typical environmental test of plate components: temperature shock, rapidtemperature change, condensation, mechanical shock, mechanical vibration, hightemperature and high humidity, etc.;

Non-destructive testing analysis: X-ray fluoroscopy, high-resolution CTimaging, acoustic scanning microscope, infrared thermal imaging, etc.;

Electrical performance testing: surface insulation resistance (SIR),volume resistivity, breakdown strength, dielectric strength, etc.;

Welding quality and mechanical performance analysis: chip clipper, bondingtape tension, cutting board/reflow stress and strain analysis, dyeing andpenetration, etc.;

Slicing and sample preparation of plate components: automatic cutting,grinding, polishing, micro-etching, etc.;

Solder joint defect detection: stereo microscope, metallographicmicroscope, large depth of field microscope, scanning electron microscope,etc.;

Assembly material composition detection: EDX, AES, secondary ion massspectrometry SIMS, infrared spectroscopy, chromatography, mass spectrometry;

Cleanliness detection: ion chromatography, conductivity equivalent method,etc.

Thermomechanical performance analysis: differential scanning calorimetry,thermogravimetric analysis, thermal stress test, hot oil test, etc.

PCB Assembly, PCBA Contract Manufacturing, Electronic Manufacturing Services Provider, Electronic OEM/ODM services,PCBA OEM/ODM, Full Turnkey Manufacturing,
Box Build.SMT Assembly, China CM factory, China Contract Manufacturing Supplier, China PCBA supplier, China PCBA factory