Electronics Forum: heller oven zone 13 over temp problem (Page 1 of 1)

QFN welding problem by reflux oven 10 zones

Electronics Forum | Tue Feb 18 20:04:38 EST 2020 | SMTA-Alex

Sebas, some things in your profile don't make sense. 3 of your thermocouples, #1 # 4 and #6 are consistent. The others show completely different data. The consistent thermocouples, also, show peak temp at 241 - 243 degrees. That is extermely high for

Heller Heating Element

Electronics Forum | Tue Nov 13 00:05:11 EST 2012 | eadthem

Typical problems with our heller 1707 EXL would be blower issues. We have almost replaced every blower on the top sense purchase. Fortunately Heller is very good about honoring there warranty on the blowers which is quite long, Might be lifetime not

Justification on buying machine (Reflow/Wave)

Electronics Forum | Mon Jun 12 13:08:20 EDT 2006 | jbrower

Howdy Bolos, My question to you is why do you feel the need to buy new equipment? We've changed over our processes to lead free and used our existing equipment. Heller 1500 (5 zone convection reflow) Electrovert econopak (wave solder) Honestly we hav

Re: Reflow Oven Evaluation Using Cpk

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

Re: Reflow Oven Evaluation Using Cpk

Electronics Forum | Thu Mar 19 13:30:49 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

Re: Reflow Oven Evaluation Using Cpk

Electronics Forum | Thu Mar 19 13:41:43 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: | | |

Re: Reflow Oven Evaluation Using Cpk

Electronics Forum | Thu Mar 19 13:53:07 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: | |

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