Electronics Forum: cleaning roll stand still (Page 1 of 5)

Stencil cleaning

Electronics Forum | Fri Jun 16 07:57:59 EDT 2006 | Bryan

Thanks to all for clarification - I now appreciate the different methodology between "in-line" & "end of run" but am still unclear as to advantages / disadvantages of paper versus non-woven material ie stencil rolls for in-line cleaning. Any info wo

Stencil Rolls

Electronics Forum | Thu Jun 02 19:42:24 EDT 2005 | garymizuno

I'm still buying my solder printer cleaning rolls from my manufacturer. Does anyone know of any after market brand that is as good in quality and atleast half the price. I am paying $80.00 a roll. Gary

Wet or Dry Wipe

Electronics Forum | Thu Jan 05 15:40:49 EST 2006 | chunks

Corroding the cleaning fluid? OK I still don't under stand? Does your screen printer recycle the fluid and the paste is mixing with it?

Ekra E4 stencil wipe problem

Electronics Forum | Thu Sep 15 10:43:18 EDT 2016 | claudea2

Thanks to Bobpan we re connected our wipe system and all the air actuators work fine. I still have a problem with the cleaner fluid dispenser. It is not moving as it should to dispense the liquid when we do the command. I suspect the values in the c

Poor Paste Release

Electronics Forum | Mon Jan 09 13:11:07 EST 2006 | Joe

I assume you're using a no clean Pb/Sn paste, with a metal squeegee. Here are some generic procedures for good printing results for all pastes. Clean and dry the stencil well using alcohol and vigorously rubbing it with lint free towels, blow it off

Water Residue Stains - how to remove?

Electronics Forum | Wed Dec 19 02:24:40 EST 2001 | ianchan

Did I mention, we tried to use the same WS flux formulae to brush-cover the affected flex-PCB pads, and subject it to another round of water-wash, followed by oven-baking, and it still doesn't help abit? Oven bake : 100 deg-C, approx 15~30mins (manu

Rheometric Pump - Yes or No???

Electronics Forum | Thu Jun 23 13:50:07 EDT 2005 | Erik

Paul, I'm quite frankly relieved, I thought I was the only one with these thoughts! We have only had our Rheometric pumps since February, but since then our process has been difficult to control with fine pitch applications. And then there's always

Insufficient Heel Fillets on plastic 240 pin QFPs

Electronics Forum | Wed Mar 21 20:40:28 EST 2001 | dblsixes

We are building a monster ... Dimensions are 10" x 7" ... 12 layers ... A Logic Assembly with a Power Supply all rolled into one ... The Power Supply is in one section of the board, the logic in the other section ... The Power Supply obviously has a

Warming up solder paste at start of days production

Electronics Forum | Mon Jul 26 19:37:47 EDT 2004 | Grant

Hi, It was funny. The sight of 3 men standing around the microwave daring each other to push the start button, and then freaking out when the whole thing looked as though it was going to explode was funny. I guess you have to try these things! Tho

Cleanroom Basics

Electronics Forum | Fri Jun 24 08:47:14 EDT 2005 | grantp

Hi, There are many aspects to consider. 1. Firstly the room needs to be designed so it's sealed, so linoleum floors than curve where the wall meets the floor, so dirt does not get trapped in the corners, and mops get all dirt and pick it up. Floor

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