Document Rpjq5y2Jg5M0710rg84g7E68X

JOHHS-KAVraU COIPOIATIOW nmiHED pioduct spEcmcAnov SUPEREX FURNACE BLOCKS (PLAIN) SUPEREX FURNACE BLOCKS (SHICAIED) Insulations DIVISION fb*' PSC. NO. 1*32-1; 1*. V. QUALITY REQUIREMENTSt Notei Values determined on Superex Furnace Block (Plain) except as noted. i A. Density (lbs/cu ft) Desired Maximum Maximum - 2U - 27# B. Modulus of Rupture (pel) -- W rH imm M C. Abrasion Loss(percent) 1* 10 min. 2i 20 min. 60 U0 maximum 70 maximum D. Hardness (rn.au by Plastomater) As Received Plain Silicated 0.75 max. (avg. 5 sauries) 0.1; max. (avg. $ samples) 0.5 max. (individual) E. Change after Soaking Heat 1. Hardness (It hrs. at 1900F) -- 0.9 m.m. ma-Hmnw 2. Loss in Weight (21; hrs. at 1900F) 10$ maximum to F. linear Shrinkage (percent) (Tested on Unsilicated Block) 1. Aixer 21; hrs. at 1900F - 3$ maximum 6$G. Magnesia Content - optimum VI. PACKAOIMQ: Cases or cartons. Cases when sawdust is used. RETURN to AM RESEARCH ROOM ii IS Notes Trapezoidal Blocks for American Brake Shoe Co. (1;* thick x 6* x j/8*) 14 shall be packaged 12 pcs. per 11-5/8 x 12-1/2 x 36-1/1;* carton. For additional packaging information consult Packaging Specification Magnesia and Superex U32-5* IS AUTHORITY _ FOR CMANOC FILB-MOLOBIKB E.C. Lindstrom TX---------- W.D. da Vyver Qachea Tolerance Superex Blocks* lift. III. me. MPT. puun niAici met IIIUICN IB. BVAL. BB. BVAL. BMP*. BUAL. ui. cbvtbqi CBITTBBl CBVTBOL pecial *15-58