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 | Tue Sep 28 06:15:33 EDT 2021 | qihesmt
Hello did you tried reflow oven like this before ？ 6 heating zone and one cooling zone https://youtu.be/9Jw3R4lbxNM https://youtu.be/3Vn9n0wy2DM
Electronics Forum | Wed Jan 05 14:21:27 EST 2000 | Glenn Burson
I have the opportunity to pick up a used 1998 Heller 1900WN reflow. I have no experience working with Heller reflows, nor have I heard much about them, so I don't know if they are good quality machines or not. I have concerns about issues such as z
Electronics Forum | Fri Sep 24 15:04:29 EDT 2021 | dwl
A few random thoughts: Nitrogen in reflow is mostly cosmetic, to get shiny joints on lead free. If you are getting good results without nitrogen now, there's no need to add it on your new line. Since power consumption is important, I would get spec
Electronics Forum | Fri Sep 24 07:31:13 EDT 2021 | mun4o
Hi all, our company planning to buy a new /third/ smd line.I have choose P&P ,and solder paste printer , but I hesitate about reflow oven.Now we have two smd lines.The first oven is a old ersa hotfow5 - very robust machine. The second reflow oven is
Electronics Forum | Wed Apr 21 18:24:13 EDT 2004 | pjohnson@volterra.com
Simple process - we use similar Kester solder brands of "no clean" low residue solder wick to clean our pads, then brush with isopropyl, and apply Kesters brand of tacky flux under a Leica 6x microscope. We do this on 7x7mm and 9x9mm packages. This w
Electronics Forum | Wed Dec 10 16:58:53 EST 2014 | sreejhu
Hello, yes you are absolutely correct. I agree with your point. Last week,I personally checked out my board on Heller 1088 which is a 8 zone reflow oven (4 on top and 4 on bottom) and the soldering came pretty nice. So comparing with that situation
Electronics Forum | Thu Dec 08 20:29:18 EST 2016 | cmarasigan
We are using Heller 1809EXL, 9-Zones.
Electronics Forum | Thu Mar 05 11:53:09 EST 2009 | dcell_1t
Hello to all. for certain time, we have been struggling with some issues on a PCB where have tombstoning on 0402 components (due to pad design) and dewetting in qfp256 0.5 mil pitch (discussed on another threads on this forum) component, we have pro
Electronics Forum | Tue Nov 14 19:59:22 EST 2006 | wchang
Heller 1800S Convection Reflow �� 1996 - 97 vintage �� Dimensions: length 150��, width 53", height 63", �� Number of forced convection zones - top 9, bottom 8 �� Cooling zones: 2 �� Conveyor width (m
Reflow ovens for automated SMT PCB assembly, specializing in lead free processing and nitrogen reflow. The best convection reflow ovens on the market.
4 Vreeland Rd.
Florham Park, NJ USA
Phone: 973-377-6800
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