I did evaluated the process of vacuum, it does help. ________________________________ From: Robert Kondner <[log in to unmask]> Date: 14 April 2018 at 10:13:03 AM SGT To: 'TechNet E-Mail Forum' <[log in to unmask]>, Tan Geok Ang <[log in to unmask]> Subject: RE: [TN] Vacuum Baking As A Note I recall a discussion long ago that vacuum does not speed up water diffusion. Does anyone recall? The rate of diffusion was more dependent on the concentration difference and temperature. Bob K. -----Original Message----- From: TechNet <[log in to unmask]> On Behalf Of Tan Geok Ang Sent: Friday, April 13, 2018 9:23 PM To: [log in to unmask] Subject: Re: [TN] Vacuum Baking Thanks. I am able to find it. Thanks ________________________________ From: Tan Geok Ang <[log in to unmask]> Date: 14 April 2018 at 9:20:59 AM SGT To: TechNet E-Mail Forum <[log in to unmask]>, Wayne Showers <[log in to unmask]> Subject: Re: [TN] Vacuum Baking Hi Wayne, Are you able to send me a copy? Thx ________________________________ From: Wayne Showers <[log in to unmask]> Date: 14 April 2018 at 6:38:35 AM SGT To: [log in to unmask] <[log in to unmask]> Subject: Re: [TN] Vacuum Baking You might want to check out this paper: Characteristic Times of Moisture Diffusion and Bake-out Conditions for Plastic Encapsulated Parts written by Alexander Teverovsky QSS Group, Inc./Goddard Operations [log in to unmask] I have emailed you a copy. Of note is that the key temperature for any bake out under vacuum is 58C.