TONGZHAN INDUSTRIAL LIMITED
TONGZHAN INDUSTRIAL LIMITED
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Copper Substrate Printed Circuit Board Fabrication And Assembly
Cutting Edge PCB Fabrication For Ultimate Quality And Flexibility
Printed Circuit Board Fabrication Description:
Immerse yourself in the world of first-class Printed Circuit Board Fabrication services. We produce resilient and highly adaptable PCBs, incorporating a diverse range of reinforcement options like PI, FR4, and steel sheet.
We excel in executing large-scale projects, boasting a maximum size capacity of 500MM*1000MM. Our array of insulation materials, including FR4 board, copper substrate, and PET, ensures outstanding electrical performance and superior heat resistance.
Our dedication to precision is highlighted in our meticulous control over line width and spacing, supplemented by a comprehensive assortment of solder mask options. We offer both mechanical and laser drilling for precise and clean cuts, along with a selection of surface treatments for enhanced durability and visual appeal.
Our service includes special processes like thick copper plates and high-frequency plates, supported by flexible molding methods such as V-cut, CNC, and laser. Opt for our PCB Fabrication service for ultimate quality, flexibility, and precision, perfectly designed to meet the complex demands of your projects.
Printed Circuit Board Fabrication Parameters:
Name | Printed Circuit Board Fabrication | Reinforcement type | PI, FR4, steel sheet, 3M glue, the electromagnetic shielding film |
Insulation | FR4 board, aluminum substrate, copper substrate, a ceramic substrate, PI (polycumimine), PET (poly) | Maximum size | 50OMM*1000MM |
Copper foil material | Glue-free calendered copper, rubber-rolled copper, glue-based electrolytic copper | Outer line width/line spacing | 0.065MM( 3MIL) |
number | 1-12 floors | Inner line width/line spacing | 0.065MM(3MIL) |
The finished board is thick | 0.07MM AND ABOVE (TOLERANCE +5%) | Minimum solder mask width | 0.10MM |
The inner layer is thick copper | 18-7OUM (1 ounce copper = 35UM) | Minimum mask bridge width | 0.05MM |
The outer layer is thick copper | 20-14OUM (1 plate copper = 35UM) | Minimum solder mask | 0.45MM |
Solder mask | Red oil, green oil, butter, blue oil, white oil, black oil, matte black oil, yellow film covered white film, black film | Minimum aperture | MECHANICAL DRILLING 0.2MM, LASER DRILLING 0,1MM |
word | Red, green, yellow, blue, white, black silver | Impedance Tolerance | 10% of soil |
Surface treatment | Anti-oxidation (OSP), tin spraying, gold immersion, gold plating, silver plating nickel plating, gold plating finger, carbon oil | Form tolerances | +0.05MM(LASER+0.005MM) |
Special processes | Thick copper plate, impedance plate, high-frequency plate, half-hole plate, orifice plate, hollow plate, single-layer copper foil, cross-sided gold finger plate, soft and hard combination | Molding method | V-cut, CNC, die punching, laser |
Printed Circuit Board Fabrication Factory Introduction:
Tongzhan Industrial Ltd. was established in 2011 in Shenzhen, Guangdong Province. Tongzhan Industrial Ltd. is committed to becoming a leading one-stop EMS supplier company, providing customers with high-quality PCB series products. Tongzhan mainly focuses on high-speed turnkey PCB layout design and PCB assembly services, including PCB design, manufacturing, component procurement, PCBA design and board making, supply chain services, functional testing, conformal paint, complete assembly, etc. Our corporate culture is to serve customers, customers always come first. Customer-oriented, diligent and innovative, honest, happy, transparent, customer-centric, professional, efficient, and win-win. Our employees are passionate. Passion for Science. Passion for technology.
