Return-Path: Received: from YCC.COM ([204.155.150.41]) by truman.olsusa.com (Post.Office MTA v3.1.2 release (PO203-101c) ID# 0-44819U2500L250S0) with SMTP id AAA7012 for ; Thu, 10 Dec 1998 10:05:33 -0500 Received: from YccPrimaryDomain-Message_Server by YCC.COM with Novell_GroupWise; Thu, 10 Dec 1998 09:10:20 -0600 Message-Id: Date: Thu, 10 Dec 1998 09:10:07 -0600 From: "Bill Gradwohl" To: lancair.list@olsusa.com Subject: Jeffco and Ratio tolerances Mime-Version: 1.0 Content-Disposition: inline X-Mailing-List: lancair.list@olsusa.com <<<<<<<<<<<<<<<<--->>>>>>>>>>>>>>>> << Lancair Builders' Mail List >> <<<<<<<<<<<<<<<<--->>>>>>>>>>>>>>>> >> Here's the arithmetic for getting ratio by weight for the standard Jeffco epoxy. resin=9.5lbs/gal hardener=9.0lbs/gal Volume ratio is 1H:4R ie 1Quart Hardener:1Gallon (4 quarts) Resin or .25H:1R (9.0/4)H:9.5R 2.25H:9.5R = 1H:4.223R For every 1 part Hardener add 4.223 parts Resin by weight. Total weight is therefore 5.223 for every 1 part Hardener. Measure hardener. Multiply by 5.223 Add resin till you hit that number. Bill Gradwohl IV-P Builder N858B