Electronics Forum | Tue Mar 26 07:42:32 EDT 2019 | kylehunter
Hello all, My company specializes in pcb design and subsequent prototype assembly. With that core of business, we will assemble up to 10 boards a week. We currently hand solder and use a reflow hotplate for these boards. We have been getting reques
Electronics Forum | Thu Dec 29 17:21:05 EST 2005 | Larry
We have a Heller 1500W Reflow oven and need a way to catch boards as they come out of the oven. Does anyone have a suggestion as to how to do this. Your reply will be appreciated.
Electronics Forum | Tue Feb 01 14:18:20 EST 2011 | markyen
We have Heller oven for over 8 years now and we use Heller industries Inc. Edge holder chain lube Part number: 680784 Overon F232-iso vg 220
Electronics Forum | Sun Sep 12 10:51:04 EDT 1999 | K.T
| | | | | | | Hello: | | | | | | | We are using a Heller 1500S reflow oven to solder surface mount parts. Just within the last two weeks, the larger I.C.'s are moving while going through the oven. The parts are checked for placement before put
Electronics Forum | Wed Sep 08 21:32:46 EDT 1999 | Jason Nipper
| | | | | | Hello: | | | | | | We are using a Heller 1500S reflow oven to solder surface mount parts. Just within the last two weeks, the larger I.C.'s are moving while going through the oven. The parts are checked for placement before putting
Electronics Forum | Wed Aug 24 08:03:17 EDT 2005 | james
I need some help here. I just to see what suggestions anyone else has. Our Man. Eng. has 3 profiles on our 9 zone Heller Reflow oven. These are the profiles: 1. 120 140 150 150 180 200 215 250 220 29in per minute 2. 120 130 145 150 150 185 20
Electronics Forum | Mon Jan 26 20:11:02 EST 2004 | davef
The primary driver to the set points for your oven is not the board or the number of zones in your oven. It's your paste. If you need a "ball park" guesstimate as a starting point, your equipment supplier is probably the best place to start. So fo
Electronics Forum | Thu Mar 19 12:37:15 EST 1998 | Earl Moon
| | Cpk's on top flight ovens (e.g., Conceptronics, Heller, Electrovert, Vitronics) vary wildly, from 1 to 2+, between different supplers. The suppliers don't seem to understand Cpk's. A supplier's rep whose oven has a Cpk of 1.0 told me: | | 1. C
Electronics Forum | Thu Mar 19 12:13:16 EST 1998 | Justin Medernach
| Cpk's on top flight ovens (e.g., Conceptronics, Heller, Electrovert, Vitronics) vary wildly, from 1 to 2+, between different supplers. The suppliers don't seem to understand Cpk's. A supplier's rep whose oven has a Cpk of 1.0 told me: | 1. Cpk's
Electronics Forum | Thu Jul 15 18:07:04 EDT 2004 | dwanzek
This has been a tough one to date. Any ideas will help. Problem definition � random QFP144 part not soldering all leads. Percentage fallout is about 1-5% of boards. Usually leads, one or more, on trailing side to the direction of travel does not wet
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