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. � i <br /> I <br /> Page 2 of 2-PN#�49424A <br /> .l 10 <br /> '"'� August 26.2002 <br /> �' _ <br /> Mr.John Wegman ' <br /> Tremco, Inc. <br /> OZONE l3EStST�1IdCE.M�TPi�1 D 1149-�9 <br /> ' Test specimens per ASTM p�515-99,Method A , <br /> Specimens exposed 100 hrs.@ 700 pphm @ 40°C,20%elongation. <br /> � Observations made at 7x magnification. � <br /> � <br /> ' �� RES LTS RE�UIREMENTS PASS/FAIL <br /> No cracks No cracks pa� � <br /> ' LOW TEMPERATURE BRITTLEN <br /> ESS.ASTM D 2137-94(001.METHOD A <br /> IFive mod(fled T-50 specimens condiUoned 3 min. (c�-40°C in methanol,then tested per Para.9.3.2. <br /> RESULTS REQUIREMENTS PASS FAIL <br /> No cracks No specimen shall crack Pass <br /> �,,,:�,� <br /> TEAR RESISTANCE.ASTM D 624-00.DIE C • <br /> � Specimens tested at 20 in/min. <br /> � <br /> RESULTS• REQUf REMENTS PASS/FAIL <br /> ' Tear Strength,ppi 165 150 min. � pass <br /> ' STAINING OF SURFACE.AS7M D 925-88f001.METHOD B • ' <br /> Procedure: %z x 1"specimens exposed 48 hrs.ten(nches below a 275 W,type"RS UV bulb <br /> Test Surtace:� White Automotive Grade Ena�nel � • • <br /> ' RESULTS R�QUIREMENTS PASS/FAIL <br /> ' No migratlon stain No migratfon stain Pass <br /> � d� Kie <br /> Ji rummond <br /> � ect Te nician Ph sical Testing Manager+ <br /> AKRON RUBBER DEVELOPMENT LABORATORY, C. <br /> ,.,:;:•., V# 49424A , • <br /> �;;:,,� .JJDIsc ' <br /> ' <br />