Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 (Tek) 9/28/84 based on 9/17/84; site tekigm.UUCP Path: utzoo!watmath!clyde!burl!ulysses!ucbvax!decvax!tektronix!tekigm!timothym From: timothym@tekigm.UUCP (Timothy D Margeson) Newsgroups: net.space Subject: Re: Space Shuttle Heat Protection Message-ID: <496@tekigm.UUCP> Date: Mon, 8-Jul-85 13:54:05 EDT Article-I.D.: tekigm.496 Posted: Mon Jul 8 13:54:05 1985 Date-Received: Thu, 11-Jul-85 05:22:58 EDT Organization: Tektronix, Beaverton OR Lines: 14 I seem to recall that a product called Scotchgard was sprayed over the tiles after they were installed and dry. This prevented moisture from permeating the ceramic (the moisture turned to steam upon reentry therebye cracking the tiles and causeing them to blow off). Tim Margeson (206)253-5240 tektronix!tekigm!timothym @@ 'Who said that?' PO Box 3500 d/s C1-465 Vancouver, WA. 98665 -- Tim Margeson (206)253-5240 tektronix!tekigm!timothym @@ 'Who said that?' PO Box 3500 d/s C1-465 Vancouver, WA. 98665