Document 4J2y76Dx3XJrXLNLeN4x8bq2Q

SAE-ASTM TECHNICAL COMMITTEE ON AUTOMOTIVE RUBBER Under Joint Sponeorehip op SOCIETY OF AUTOMOTIVE ENGINEERS. INC. AMERICAN SOCIETY FOR TESTING AND MATERIALS CHAIRMAN) MAURICE LOWMAN. GOOOrCAft TIAUC ANO RUBBER CO.. aox aa. bt. MAra. Ohio xaaaa VICE'Ch AIRMAN: E. P. FRANCIS. FORD MOTOR CO.. BOX 1083. OKARBORN. MICH. 4BIXO SECRETARY: W. J. 8NOOOON. YALE RUBBER MANUFACTUR1NO CO.. SAN0U8KV. MICH. 48471 Address reply to --* LETTER BALLOT BALLOT NO. D11.54W (Kl) 68-4 Re: Kll Bond Values for AA, BA, and BC Materials Proposal: The following Kll bond values be Included In the suffix tables: BC Tables Add new grade 6, Identical to grade 3 except 400 psl In place of 250 psl and to apply to 50, 60, and 70 durometer rubber starting at 1,500 psl tensile and above. Also reduce 250 psl to 200 psl on grade 3 and 4 as Is now on grade 5. Yes No Not Voting Comments to support negative vote: Explanation: This is a repeat of part 3 of letter ballot 68-1. An editorial change has been made wherein the phrase "starting above 1000 psl" was changed to "starting at 1500 psi", since it is Intended that these values only apply to values above 1200 psi. A 1200 psi material could be added to the tables at a later date. Name: __ Company: Date: Please return ballot by December 1, 1968 to: Mr. R. M. Cardillo Enjay Polymer Laboratories P. 0. Box 45 Linden, New Jersey 07036 VPD-133-0002446