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Electronics Forum | Fri Dec 19 16:58:47 EST 2003 | rontdc
Kev, If I remember correctly, Hollis used calrod preheaters on that machine and they had a reflector under the elements to reflect the radiant waves back to the PCB. You might want to clean the reflector. If it is too far gone, use some Reynolds Wr
Electronics Forum | Tue Dec 16 15:43:50 EST 2003 | patrickbruneel
Kev, I looked up records of various hollis machines with 3 preheat zones. and with progressive preheat temp. of 300 400 and 500 with a speed of 3.5ft/min the topside board temp was 120C before entering the wave. the preheat elements were infrared. W
Industry News | 2018-10-18 10:12:06.0
Under what conditions do you set different temperatures for the TOP and Bottom heating elements of a reflow oven?
Industry News | 2023-11-27 12:58:35.0
MacDermid Alpha Electronics Solutions introduces ALPHA® SF828-MBB. Designed for soldering small surface areas of wire and delivering excellent peel force and high machine cleanliness, this is MacDermid Alpha's latest liquid flux for the photovoltaic market.
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. In general, here are some guidelines for setting heating element temperatures: If there are through hole (TH) components on the board, and you want to reflow them with SMT components together, you may want to consider increasing the bottom
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