Document aZNQ3Em30EyzVNzmmon6OV0y

/ /' 000787 c t 07874 April 22, 1964 Project Engineer Fixe Protection Department Underwriter* * Laborntori.ee, Ino. P, 0* Sox 247 BOrthbrook, Illinois 60062 Dear Den: Regarding the JAPCO BLAZE-SHIELD (CASCO Spray Standard) fbrsulstion for the Procedure revision, ve currently weigh oat automatically in a weigh hopper 200 lbe. of nineral wool whioh bos an accuracy of A 6%; 100 lbs. of Grade 5 asbestos which nay vary in weight perhaps Z 7%) 10 lbs. of Bentonite Clay and 7$- lbs. Portland Cement, which is weighed to an accuracy of approxi mately 110. It is aixed for a cirrimnw of 1 minute. We are intending to increase the size of our batch by sodifying our nixing equipment, and thersfbre would appreciate the Procedure to Indicate that the sine of the batch nay be inereased or decreaaed in order to acconnodate the various nixing equipment. Under Raw w1 m r the asbestos used fbr BLAZE-SHIELD is oelled Orade 5 and is purchased directly fnon the aebeetoa aanufaotarer or fron dis tributors who nay have it as regular or surplus natarlal. Belov is a list of namfaeturers and the product designation. Pxcduet Designation Johns-Hamrille of Canada , Orade USK 5 or Orade 52 the Jfexbexold Company . Grade- Texnost Grade 5 Asbeetos fiber Lake Asbeetos of Quebec . Grade 5R, 525 or 5 HZ? Aoe Aebestoe Mfg. Canpany Phillip Carey Co. . Asbeetos Corp. of Aaszloa . . lb. 5 Vs have also purchased fron Asbestos Corporation of Canada, bat ths exact desig nation is not known. Hr. Saytpjfc, ULZ -2- April 22, 1964 Aabaotoo Grade 6 Lake Aabeatoa of Qooboo Grad* 60 Johao-Hanrill# of Canada, Ltd.Grad# 6 GSM tmtadU Clar laborer Graphite Conpaagr Baroid Mr., Hationd Load Co. Aaoxlean Colloid Conpaagr Grad* Bantonito Ground Claj (plain bag*) Grade Motional Bantoxdta Grad* Talolay Bectonit# Farttctfri cnnrt rJfctia Medusa Portland CcKit Co. thdooraal Atlaa Cmot Dir. of U.S. Stod (Mednoa Vhito) (Atlaa Ubit* Portland Coeent) Vo purchase oar roquirmrta of gray Portland Giant fix* tho looal dealers, ubo naj auppiy tho Portland dent froa tan diffarant aemfhoturars aueh aa Lon# Star, Lehigh, ate. pi- if porchaao diroot from tho Mnofacrtuxor in traokloeda, it will bo add aa Indnatrial Staeeo. If a porchaao smaller qoaatitiee frooi a daalor, it vlll bo called Molding Flaator or Plaator of Paxla. Chitod States Qnsm_CmBanr to* 1 Xafaatrial Molding flaator Flaator of Paris Indnatrial Stoooo (in plain bag*) ftttmtf frpgm Praar Industrial Molding Flaator FLaator of Paris Maanfhetaxar'a Stoooo Bo. 143 (in plain bags) 'Barrett PlT<sli - Allied dial aad Pro Qjpotai Stoooo Starch - This 1* nothing bat a atandard odd water atarch sold bgr many oonpaalaa, thxoo of wMah axst Con Prodoota Co. Laoral Znatant 8torch ational Btaxoh k Chan. Co. Hydroood Starch Aaarlcan Mala* Prodoota Co. Hot rollod (FTP) Para Ibod Jfcvdor Mr. aqrtoj*, VLZ -> 22, 1964 As ssntdoosd in 17 previous oormpoodaM, tbs dsdostiaf *{eet eonss is tank trucks, sad vs purohass it asraijr ss Annealing Oil. Please advise if you require additional infbmetioa. Sineerely yours, COLOMBIA ACOUSTICS AHD HBgPBOOFDP CCMPABT j&L, Tioe President - Research FHS/ec 00136t File 8375*1 Vol, I Sec. 4 Page 2 Issued: 4-22-66 IDENTIFICATION OF INGREDIENTS: Asbestos Fiber - She asbestos fiber nay be purchased from any one of the following manufacturers and the bags, depending on the manufacturers, shall bear the corresponding designation. Manufacturer Johns-Manvilla of Canada She Ruberoid Company lake Asbestos of Quebec Ace Asbestos ttfg. Company She Philip Carey Kfg. Company Asbestos Corp. of America 5,Product Designation Grade ISM Grade 5Z, or Grade USM 6 Vermont Grade 5 Grade 5B, 5Z5, 5EXP, or 6D Grade 5R or 4T Grade GSM 5 No. 5 She ash content of the asbestos (any of the above designated grades) shall be not less than 85.0 per cent.