Document x5jDJKeo10zELmQ1GX3NBe700

INTM ,OMrA.SY COR#CWOJJOt.VCl C(er*l Olflcc. - T<dd. Ohio Atundoa o( Ur. B. P. Truma Ohio Bldg. ooi Kr. W. J. Slsvart - Ohio Bldg* IV. K C Shunan Ohio Bldg* Subject Ur. G. R. ?Mte - Ohio Bldg. Ur. 0. 0. Burch * Ohio Bldg, la*. H* C. Lauchlia Ohio,Bldg. IV. J. Scorronrfc Corral Research File i 1>. J. r. / Conporison of /.sbeato# in ?cylo tod ConpetltlT* Calolua Silicate* File cib.l " Juno 6, 1354 l 7no anounts, fiber length, degree of fiborliation, azd types or tho r.sbostcc esntainod ia 0-1, ?cbco, EuheroicJ, and Johati-Ilsirille ealeiua silicate insulations two beta defctrrinad* Aciestoo Costonta, Follcaisg arc tho ancuxrta of asbestos computed to bo present in tw vuricus vxtnrialE by r-oens of & corbina-bion of chonlcal and x-ray Analyses, Insulation fi Asbate# Khylo PabcO Rubarcld Johnc-liainrlllo 19.8 23,5 23.1 18*7 Fiber Length. Psbco urea the ler.gest fiber. It cot being unoo=coa to flat! bundid* a* long a* 2 inches. Johcs-Uacrillo material contains nony fibers ut long as 1 inch to Inches. In addition, tho J.!i. product contain# the saallcit percentage of ertrenely short fibers. The fiber# la the Euberoid product are shorter than those in Pabca or J.U., but are definitely longer than thoeo found in Saylo. FLberliation. fie J.M. aeterlel Is la a clea* by itsolf in regard to the degree of fiber!*-ktioa of tho asba*tes. fie thick tua-iloo cr stick# are to be found. This degree of flterlsxtion and tho procecs eiployed result# ia a folt-like integration of the fiber#* Pubes asbestos la by for tho lotst spiculated.. Keylo tid Suberoid are interrvsdiat*. Type of Asbestos. All produons except Kaylo contain nnssito asbooto* in coca-cion to chrytotile* follctilrg cro the relative percentage* of the two typo*. ( m 01 .094 0418