Document oZpyxGV8eZBpa6BrnJ0jLG5X

I-M 14 ,GLEASON WORKS,U.SA. FRICTION MATERIALS All applications for friction brake material should be checked with the Standards Department. The data given below will serve as a general guide. JOHNS-MANVILLE MX-4663 Band Type - Flexible - For Oil Service Thickness = .250 to .312 - Width* 1.00 to 24.00 Max. Temp. = 500F - Max. Press. 100 P.S.I. Max. Rubbing Speed = 5000 ft./min. on Iron or steel Coefficient of Friction = 0.20 .07 In oil Primary Application: Cradle Band Brakes AMERICAN BRAKE SHOE ABS-1400 Shoe Type - Non-Flexible - For Dry Service Bi-Metallic Type Bonded to Steel Backing Max. Pressure =300 P.3.Ia ' Coefficient of Friction = 0.30 di*y. Primary Application; Shoe Type Drag Brakes AMERICAN BRAKEBLOK- FORMULA ** 64 . .* \\\ Curved Type - Moulded - For Dry Service Thickness = .188 to .750 - Width 1.250 to 8.000 Coefficient of Friction = 0.336 dry Max. Pressure = 100 P.S.I. Primary Application: Testing and Lapping Machine Drag Brake S-sV* JOHNS-MANVILLE 232 Band Type - Semi-Flexible (Min. Curve 7.000 DIA.) - Dry Service Thickness = 425 to .375 (Limit .020) - Width 1.000 to 12.000 (*.062) Max. Temp. = 500F - Max. Press. 100 P.S.I. Max. Rubbing Speed = 5000 ft./min. Coefficient of Friction = 0.45 .07 dry Primary Application: Testing and Lapping Machine Drag Brake NOTE: Drawing should specify expanding or contracting type. 2^ i JOHNS-MANVILLE 751 Disc. Type - Rigid Moulded - Dry or Oil Service Thickness = .125 to .500 - Max. Dlam. = 36.000 Max. Temp. = 500F - Max. Press. = 100 P.S.I. Max. Rubbing Speed = 5000 ft./min. Coefficient of Friction = 0.35 .07 dry 3 BEARIUM METAL Leaded Bronze - Bar or Casting - For Dry Service Grade #B-4 - Coefficient of Friction =0.13 dry Orade #B-8 - Coefficient of Friction = 0.16 dry Non-Selzlng Properties In Absence of Oil JOHNS-MANVILLE #5I0 Band Type - Semi-Flexible - Dry Service Thickness - .156 to 1500 width 1.000 to 12.000 Max. Temp. 500F constant operation Max. Rubbing Speed 7500 ft. per min. on steel or iron Coefficient of friction 1450 .07 Dry Primary Application: Main Motor Drive Brake FEB. 1959 GLEASON-000117