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� , !f <br /> Progress Through Mnovation, Technology 1• 9 <br /> and Customer Satisfaction" � <br /> ��.1 <br /> �;;._ . <br /> �, Page 1 of 2-PN#49424A r4KRON RUBBER DEVELOPMENT LABORATORY�INC, <br /> - -2887 Gl�hrist Road • Almcn.Ohio 44305 <br /> August 26;20U�-- .- - - - - - --1.gpp=83p:ARDL-;-(330)794=6600�� FAX(830)794-6B10 � <br /> � ' Website:www.ardl.00m • E-mail:IntoC�ardl.00m � <br /> Mr.John Wegman <br /> Tremco,Inc. , ; <br /> . i <br /> � 1451Jacobson Avenue <br /> Ashland,Ohio 44805 <br /> � <br /> ' UBJECT: Physical testing on material submitted by the above company. � <br /> I <br /> � RECEIVED: Five(5)slabs and six(6)campression buttons identifled as WJT 7523. f <br /> ' ORIGINAL PHYSICAL PROPERTIES ASTM D 472 98a D 2240-02 <br /> Die C dumbbells tested at 201Nmin. ' <br />� ,-,,'�••., RESULTS REQUIREMENTS PASS/FAiL <br /> .,,.,., <br /> ''=����'' Shore A Durometer,points 63 60 t 5 Pass <br /> ' Tenslle Strength,psi 1800 , 1800 min. , Pass <br /> Ultimate Elongat(on�°rb 560 250 m1n. Pass <br /> ' HEAT-AGED PROPERTIES,ASTM D 573-99 <br /> Specimens aged 7_0 hrs.@ 100°C in a forced air oven. - <br /> tRESULTS RE�UIREMENTS 'PASSIFAIL <br /> Durometer,point change� +5 +�p m�. • Pess • <br /> ' Tensile St�ength�%change -6.9 -15 max. pags <br /> Elongation,�o change -31.2 -40 max. pas$ <br /> ' COMPRESSION SET.ASTM D 395-98 METHOD B <br /> 3pecimens aged 22 hrs.@ 100°C,25%deflec#ian,%:hr.recovery. <br /> RESULTS REQUIREMENTS PASS/FAIL <br /> � Compresslon Set,% 18.1 <br /> 30 max. Pass - <br /> ' � <br /> ���„��, <br /> �+^ �:� <br /> f � � <br />