Welcome to Henan Chalcos PCB aluminum entry sheet website!
Aluminium Drill Entry Sheet ManufacturerProfessionalism, integrity, mutual benefit and win-win
Inquiry:business@chalcoaluminum.com
Email:business@chalcoaluminum.com
Mobile:86 17344894490
Address:No.89 Science Avenue,National HI-Tech Industry Development Zone,Zhengzhou,Henan
Aluminium pre-entry board for CNC drilling printed circuit board is placed on the top of the stack before drilling. Being aluminium it acts as a heat sink and its soft structure provides a good stable entry point for the rotating drill bit. Aluminium entr....
Henan Chalcos Printed Circuit Board (PCB) entry sheets are manufactured with state-of-the-art equipment which matches international standards. Tight thickness tolerance, flatness, dimensional accuracy and grease-free surface and hardness optimal for b....
A printed circuit board (PCB) serves as a foundation and mechanical support for electronic components. Non-conductive surfaces, printed circuit boards are also referred to as etched wiring boards and printed wiring boards. After it is populated with condu....
Henan Chalco Aluminum is located in famous aluminum capital of Zhengzhou, Henan province. We are professional aluminum roofing materials manufacturer, mainly produces series-1, series-3, series-5, series-6 and series-8 pure aluminum and aluminum alloy pla....
The first step in the manufacturing PCB (for two layer) is drilling. The CNC drill machines are enormous. Some of the machinces are setup to drill three panels at once and one of the bigger machines (pictured below) could drill six panels of PCBs simultan....
Chalco 's PCB entry material are processed with high-tech equipment, according to international standards, tolerance, flatness, diagonal can be well controlled, clean surface, no burrs on the four sides, and can be used in PCB manufacturing.....
2017年8月份我国紧固件进口数量及金额同比有较小幅度增长，出口数量同比有所下降，出口金额同期涨幅不大。根据中国海关数据统计，8月份我国紧固件进出口总量为28.39万吨，进出口总金额为....
