Document 2J73mEYaKbQ0gk644nY3pxQw6

JOHHS-KAXVILU COIPOIATIOM nmiHED pioduct spEcmcAnov SUPERS! FURNACE BLOCKS (PLAIN) SUFEREX FURNACE BLOCKS (SHICATKD) Insulations 0(VISION IKC. NO. 132-1; V. QUALITT REQUIREMENTS: Notei Values determined on Superex Furnace Block (Plain) except as noted. I A. Density (lbs/cu ft) Desired Maximum Maximum -- 21i# - 27# B. Modulus of Rupture (pel) WrHimnn _ C. Abrasion Loss (percent) 60 1* 10 min. 2i 20 min. - liO maximum 70 maximum D. Hardness (rn.nu by Flastometer) As Received Plain Silicated 0,75 max. (avg. 5 samples) 0.1; max. (avg. 5 samples) 0*5 max. (individual) E. Change after Soaking Heat 1. Hardness (It hrs. at 1900F) -- 0.9 m.m. ma-HrmTM 2. Loss in Neight (21; hro. at 1900F) 103> maximum to F, linear Shrinkage (percent) (Tested on Unsilicated Block) 1. Alter 2it hrs. at 1900F -- 35^ maximum 6%G. Magnesia Content - optimum VI. PACKAGING: Cases or cartons. Cases when sawdust is used. return to RESEARCH E1EE ROOM It IS Note: Trapezoidal Blocks for American Brake Shoe Co. (1;* thick x 6* x $-1/8*) shall be packaged 12 pcs. per 11-5/8 x 12-1/2 x 36-l/V* carton. Por additional packaging information consult Packaging Specification Magnesia and Superex U32-5* IS IMOICATVS (||A|ONi eMANSS Change in title and specification number. Addition of specification for Magnesia Content roAatrrCxMonAmN4rK _ FlUMtOLDKRR E.C. Lindstrom nrjr.---------- W.D. ^ VyVBr Qaches IliMft.. re. puun niAici met CtlAMCM IB. UAL 1. UAL. MPB. IUAL ua- euraoL cavrui ewTiok Tolerance Superex Blocks* pecial ^-15-58