thanks

----------
From:   Hinners Hans Civ WRALC/LYPME
Sent:   Wednesday, December 15, 1999 4:38 PM
To:     [log in to unmask]
Subject:        Re: [TN] econ 101 for engineers

Hi Bob,

I just started looking into a selective coating machine myself.

Don't forget to take into account any additional throughput that can be
gained from switching to the machine.

Hans

~~~~~~~~
Hans M. Hinners
Materials (& Process!) Engineer
Warner Robins - Air Logistics Center/Avionics Production Division
Manufacturing Branch (LYPME)
380 Second Street, Suite 104    (Building 640)
Robins AFB, GA  31098-1638
912-926-1970 (Voice) 468 - 1970 (DSN)  912-926-7164 (Fax)
[log in to unmask]


> -----Original Message-----
> From: Bob Sechriest [SMTP:[log in to unmask]]
> Sent: Wednesday, December 15, 1999 11:37
> To:   [log in to unmask]
> Subject:      [TN] econ 101 for engineers
>
> Need some very basic advise on cost calculations for equipment purchace
>
> Trying to justify the purchace of a conformal coating machine for several
> of our PCB assemblies. We have been performing the operation manually at a
> cost of  $10 per board less than that quoted by our board builder. My
> estimate is that by automating we can reduce the price per board another
> $2 below the quote. So for a $50000 machine, we can recover our investment
> by producing (50000/12) = 4167 boards. This gives a payback in <18months.
> Sounds great! also sounds too easy. Am I missing something?
>
> Thanks in advance!!!!!!!!!
> Bob
>
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