Document ExkyoxJm2RxoZdRKD0JQzKDpx

.OC'4U INTRA-CbMRANY CORRESPONDENCE u if* 8* Boynton - New Xoris '*A*V't ' . f t : > !,. . frmm V* C, Saylor Toledo CTSzaa coaHosioy <i>v '* *! . j < l .i"1 . i. V' * Kerch 20, 1944 R, C, Aaoe - B*rlla . R* 8, Grant Toledo . Di V, Ladd Sow York W, A* Lota Newark O.JJ*. Pfeifer - Toledo Salt* - Toledo R. L. Stafford - Toledo r. C* Vilaen - Granville Baa 3. Wrl^t Toledo V * f- a, Zn reply to your request tov r*co*tteada.tloiia u to the pragnue dealing the raquljreaeato laid down tor DuPont, 1 can only counter with nueetioae mt vw'g'Hrsf, X feel that ve should ohleotlTaly esasine the faota concerning the ' of Kaylo insulation on etajnjeo* atsel la light of DnPoat'* specifications* 1* DuPont first asked for aa Itusalntica eo low is chloride iooa #*/ * fesfev. that It would not oontribat* to stress corrosion when applied on atslnlopa steel. Through carefal exaelaatlon and aeleetioa of raw eatorialn, ve hv produce each wore, ae proved tor extensive testing* There la ao evidence that the inclusion of eodlua eilioate or sofiya hydroxide la the hatch la of benefit la thda respect. ttSelf^oniga, but r^Seet ie~lhat*Sai'*iacorporitiid*infcll''a4~ ftluient amount of '.an added agent to neutralize the effect of Mssive dooagMi of chloride froa external sources* , Dae to the pecnllaritioa of the chesdotry Involved In the aamfaetare of calcine silicate ioadlntiot, na eaceeoo hoo beta realised thna far by the incorporation of an inhibitor Into the batch. <H the other hand, it has boos found that an effective Inhibitor ean he laeorporated late the finished; piece aieply and lio^aulTtly (y letters of }/Z3 and V26) The traatnent is so aleple that it ooald be done on the cite of the installation, and the treated piece# applied leeediately and directly on the {dps. Or it ooald be done on epeelflod Order*, and suitably Identified, at the plant* Share oaa be little qeaetioa that it le the obligation ef OCf to furnish the customer with au 'Insulation that la Iteelf doe not oontribute to otrcoa corroeioa of atalnl'tso steel. Shin we eaa do* 'K la* 42 004 1876 - ,a * <v * But ip it alao <wr obUsation to prowi**, In all laauXaUo* that 1a ioUi a Sat*Sl iohibitor to fttttotloa a* pa aatldoto to accidental ponlaotoatlcaa with oblartd**? "* t , , 1,ri'J * ' 1 * ' * 1 '' ' , ! a ' * Or la it enJfioieaUj la accord vitb good wotoaa* ratatloao to ftinisti tho oumw with tbi aeceoeargr inforwattoa, which wo acquired through roooareh o* our port* m how to lunro hlaeclf agaiaat 4u< that ooaU raaolt feta * abnormal altuatidnf was/p* V. C. taylor 12 004 1877