Document LKkpVyDNwpZ6qZvd192p0DoYq

D. H. B-.'C.'itoid - :iOl'. ", T5r. kmmctt Kelly - 11.,:._ April 12, 1967 Mr. C. P. Fain P. 0. Box 430 Bellalrs, Texas 77401 Dear Mr. Paint attached la some literature that 1 promised Mr. Sponseller la our telephone conversation of .iprll 6, 1967. Both Pydraul AC and Pydraul 625 are used quite satisfactorily as synthetlo, fire-resistant lubricants for compressors. The only difference. Is In their viscosities. Pydraul 625 being more vlsoous of tits tee. Pydraul AC is more near the vlsoosity of the synthetlo fluid you are currently using and Is the fluid I would recommend for you If you are happy with the lubricating properties of your current fluid. Concerning toxicity of these fluids, 1 have ashed our Dr. fimmett Kelly to write you a letter and send you any pertinent test data. You should be hearing from him shortly. Thanh you very muoh for your Interest In our fluid. We look forward to serving you. Very truly yours. tarry Bradford LB: kgb Enclosures cot Mr. V. W. Sponseller P. 0. Box 430 Bellalre, Texas 77401 Attention: Dr. Kelly - Would you please send a letter to these people with our toxicity test results. They are currently usiot. a Cellulube fluid (straight phosphate ester), have had some trouble and would like to convert to a Pydraul fluid. Thank you very niuj.i for your help. CLB MONS 091097