copper thickness

"copper thickness" search results in the Electronics Forums



316 results found for "copper thickness" in the Electronics Forums

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solder mask thickness

Dec 11, 2019 |

Post Reflow changes To Silver Immersion Copper Traces On PWB

Feb 18, 2019 | Would increasing the thickness to compensate be a reasonable soulluction? This tarnishing is happen

Post Reflow changes To Silver Immersion Copper Traces On PWB

Feb 17, 2019 | Each time that you cook imm surfaces, you give-up coating thickness. Spec IAg can take maybe 4 therm

Verifying requested copper weight

Sep 11, 2018 | If you need to know the exact copper thickness of the board, you can ask the Fab to offer the micros

Verifying requested copper weight

Apr 24, 2018 | Alibaba has plenty of them https://www.alibaba.com/showroom/thickness-measuring-instrument.html

can silver plating be used as barrier when soldering brass to copper? silver plate the brass?

Jun 8, 2017 | Your plater's recommendation should work fine. Your simple copper plate will work, but you'll be

Thick Film Screen Printer

Aug 13, 2016 |

2 oz Copper thickness??

Apr 23, 2013 |

2 oz Copper thickness??

Apr 23, 2013 | 2 oz copper should be 2 oz per ft^2 thick. There is no relationship between thickness and copper wei

2 oz Copper thickness??

Apr 22, 2013 | Might want to double check my figures, but my notes have 2oz copper at 2.8 mils or 71.12 microns in

2 oz Copper thickness??

Apr 22, 2013 | So, I was wondering how thick 2 oz. Copper is supposed to be? I have heard 60 microns and 70 micro

Thickest internal copper layer?

Jan 15, 2013 | Ken - are you looking for copper weight or material thickness as Paul answered. If your talking c

HASL lead free thickness

Nov 17, 2010 | Instead of a minimum thickness, we require no exposed copper or SnCu intermetallic. We've been havi

HASL lead free thickness

Nov 17, 2010 |

Copper Oxide Thickness Measurement on PCBs

Aug 30, 2010 | Sure, you should be able to measure the copper oxide thickness on the inner layers of a PCB when doi

Copper Oxide Thickness Measurement on PCBs

Aug 30, 2010 | Is there any way to measure the copper oxide thickness on the inner layers of a PCB? I have been as

Baking populated PCBs

Sep 9, 2009 |

Solder Ball and Splash after Hand Soldering

Jul 25, 2009 | Both "moisture content of bare board" and the "thickness of the copper plating in the PTH" are relat

ENIG Thickness for Flex

Apr 13, 2009 |

1oz Copper Sheet Specifications

Dec 9, 2008 | First, you cannot determine foil thickness from its weight per area, because there is significant va

Conformal Coat Thickness

Jul 23, 2007 |

Wave Solder

Mar 1, 2007 |

Copper Finishes versus Layer Thickness

Jan 4, 2007 | Hi Chunks, Starting copper on outer layer with .0007 is 1/2 oz. copper foil. so if starting copp

Copper Finishes versus Layer Thickness

Jan 4, 2007 | You cannot determine foil thickness from its weight per area, because of the significant variation i

Copper Finishes versus Layer Thickness

Jan 2, 2007 | I have a new customer that has a print calling for 2oz. copper finish for top and bottom layers, and

soldering components on Copper board

Aug 1, 2006 | We need to sold compnents on the copper board(1.5mm thick)by using lead free solder paste. please gi

Pad dissolution on Thick PCB's

Apr 27, 2006 | you can either use an alloy that has a higher copper content to reduce dissolution or the better opt

Copper thickness - rejection criteria

Jan 6, 2006 | Hi. I was curious what some common accept/reject criteria would be on copper wall thickness. For i

Copper thickness measurement

Dec 10, 2005 | Hi. I am trying to find out the minimum copper thickness I should see on a through hole barrel. Th

Copper measurement

Nov 22, 2005 |

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Conformal Coating Machine under 40000

Industry 4.0 Reflow Oven