Electronics Forum: solder mask repair (Page 11 of 190)

Lead-Free SMD repair

Electronics Forum | Wed Apr 27 06:57:47 EDT 2005 | steve

I always have a difficult time with seeing people using two different manufacturers products. Here your printing with Senju and hand soldering with Kester. So if theres a problem you have to look at two different products, contact two different compa

Lead-Free SMD repair

Electronics Forum | Tue May 24 21:48:23 EDT 2005 | steve

You can continue repair and rework with tin/lead solder until 7/06. However!!! Any product still on the shelves overseas after 7/06 will be returned to the USA. Thought? Maybe start repairing with SAC305 now? Also SAC is Tin, Silver and Copper. No Ni

Lead-Free SMD repair

Electronics Forum | Sun May 29 15:12:46 EDT 2005 | Philippe

I have been following this thread with a great interest. However, the rules or legislations that control RoHS standards is maybe questionable, but I can't see why people/companys have so hard to think about the "next generation"? The fact is: RoHS is

Lead-Free SMD repair

Electronics Forum | Sun Jun 12 15:45:12 EDT 2005 | Olof

Hi, We have just recently ordered a pre-heater for repair. Our concerns is: What temperature shuld we working with? I reckon that it shuld/must be between 80-100 degr. Celcuis? And also; How are we dealing with the MS-level (RoHS compliant) componen

Lead-Free SMD repair

Electronics Forum | Fri Apr 29 15:56:01 EDT 2005 | steve

You never mentioned the size of the board? You will find a vast array of pre-heaters with a range of prices. I could reccoment a few products based on the size of the board in question. The solder iron staying at temperature while not being used is a

Lead-Free SMD repair

Electronics Forum | Fri Apr 29 07:29:58 EDT 2005 | siverts

Steve, Thanks for Your replay and I agree with You. But sometimes I find it hard to always have the optimum in every aspect of our high mix/low volume electronics assembly production. We also do a lot of prototype production. In this case we had to g

Lead-Free SMD repair

Electronics Forum | Sat Apr 30 13:56:31 EDT 2005 | steve

My experience with different size boards and pre-heaters. The perfect world (right?) you would saturate the complete pcb with bottom pre-heat. But it is difficult with repair and rework equipment, not to mention the expense and foot print of large pr

repair the BGA/CSP device

Electronics Forum | Sat Jul 14 08:56:39 EDT 2001 | davef

Cal is right on target. I'll expand on his points. BGA solder perform suppliers: * Winslow Automation: http://www.winslowautomation.com/ * Galahad 12784 Tulipwood Circle Boca Raton, FL 33428 561-487-0271 galahad.inc@usa.netemail: BGAKIT@concentric

Heller 1809EXL TDM repair

Electronics Forum | Tue Jun 23 22:19:33 EDT 2020 | kumarb

Hi. Have an older 1809EXL that was purchased new and has sat idle for years with 270 on hours as of today. After days of testing, unable to melt fresh paste from Loctite (SAC305). The root cause after the investigation is due to one of the 2 TDM modu

Re: solder mask between qfp pads

Electronics Forum | Sun Aug 15 14:56:03 EDT 1999 | Dean

| One of the DFM suggestions I've seen is to remove the solder mask web, i.e. the mask between pads on 20-mil QFP devices. The rational is that if the mask is thicker than the pad the mask can prevent the stencil from making intimate contact with th


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