Hot-selling Ceramic Board - Selective Hard Gold Plating PCB 10 Layer High Tg FR4| YMS PCB – Yongmingsheng
Hot-selling Ceramic Board - Selective Hard Gold Plating PCB 10 Layer High Tg FR4| YMS PCB – Yongmingsheng Detail:
The basic meaning of high Tg PCB
When the temperature of high Tg printed circuit board rises to a certain threshold, the substrate will change from “glass state” to “rubber state”, and the temperature at this time is called the glass transition temperature (Tg) of the board.In other words, Tg is the highest temperature (℃) at which the substrate remains rigid.That is to say, the common PCB substrate material in the high temperature, continuous softening, deformation, melting and other phenomena, but also in the performance of the mechanical and electrical characteristics of the sharp decline, which affects the service life of the product (I think we do not want to see their own products appear in this case).
The main characteristics of high Tg PCB
Generally, Tg plates are above 130℃, high Tg is generally greater than 170℃, and medium Tg is about greater than 150℃.
PCB printed boards with Tg≥170℃ are usually referred to as high Tg printed boards.
With the improvement of Tg of substrate, the heat resistance, moisture resistance, chemical resistance and stability of PCB will be improved.The higher the TG value, the better the temperature resistance of the plate, especially in lead-free process, high TG is more widely used.
Therefore, the difference between general fr-4 and high Tg is as follows: under high temperature, especially under heat after hygroscopicity, the mechanical strength, dimensional stability, adhesion, water absorption, thermal decomposition, thermal expansion and other conditions of the materials are different, and high Tg products are obviously better than ordinary PCB substrate materials.
YMS High Tg PCB manufacturing capabilities:
YMS High Tg PCB manufacturing capabilities overview |
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Feature | capabilities | |
Layer Count | 3-60L | |
Available Multilayer PCB Technology | Through hole with Aspect Ratio 16:1 | |
buried and blind via | ||
Hybrid | High Frequency Material such as RO4350B and FR4 TG 180°Mix etc. | |
High Speed Material such as M7NE and FR4 TG 180°Mix etc. | ||
Thickness | 0.3mm-8mm | |
Minimum line Width and Space | 0.05mm/0.05mm(2mil/2mil) | |
BGA PITCH | 0.35mm | |
Min mechanical Drilled Size | 0.15mm(6mil) | |
Aspect Ratio for through hole | 16:1 | |
Surface Finish | HASL, Lead free HASL,ENIG,Immersion Tin, OSP, Immersion Silver, Gold Finger, Electroplating Hard Gold, Selective OSP,ENEPIG.etc. | |
Via Fill Option | The via is plated and filled with either conductive or non-conductive epoxy then capped and plated over(VIPPO) | |
Copper filled, silver filled | ||
Registration | ±4mil | |
Solder Mask | Green, Red, Yellow, Blue, White, Black, Purple, Matte Black, Matte green.etc. |
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Product detail pictures:
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With our excellent administration, strong technical capability and strict excellent control method, we carry on to offer our clients with responsible good quality, reasonable costs and great companies. We intention at becoming considered one of your most responsible partners and earning your pleasure for Hot-selling Ceramic Board - Selective Hard Gold Plating PCB 10 Layer High Tg FR4| YMS PCB – Yongmingsheng , The product will supply to all over the world, such as: Russia, Anguilla, Chile, We have our own registered brand and our company is developing rapidly owing to high quality products, competitive price and excellent service. We sincerely hope to establish business relations with more friends from home and abroad in the near future. We look forward to your correspondence.
By Ivy from Lyon - 2018.06.18 19:26
The company leader recept us warmly, through a meticulous and thorough discussion, we signed a purchase order. Hope to cooperate smoothly
By Marco from Kazakhstan - 2017.08.21 14:13