QTY. 1. JAMES COX & SONS INC.

QTY. 1. JAMES COX & SONS INC. RTFO (ROLLING THIN FILM OVEN). MODEL: RTF 325-A RTF CONTROLLER MODEL: CS 325-A VOLTS: 208/240 includes 5 AMK GLASS SAMPLE JARS 1) US MOTORS OIL BURNER DUTY FAN MOTOR POTR CODE 05051 156060 E22922 17104087221035 I.D.: 16" X 13" X 17 ½". THE ROLLING THIN FILM OVEN (RTFO) TEST IS USED TO MEASURE THE EFFECT OF HEAT AND AIR ON A MOVING FILM OF SEMI-SOLID ASPHALT BINDER. THE RESULTS OF THIS TREATMENT ARE DETERMINED FROM MEASUREMENTS OF THE BINDER PROPERTIES BEFORE AND AFTER THE TEST. REPEATABILITY OF THE TEST IS DIRECTLY RELATED TO THE ACCURACY WITH WHICH THE OVEN TEMPERATURE CAN BE MAINTAINED AND THE REPRODUCIBILITY OF THE THERMAL RISE TIME OF THE SYSTEM. THE INVENTION OF RTFO BY JAMES COX & SONS LED TO THE PRESENT DAY AASHTO ASTM AND EN STANDARDS FOR ROLLING THIN FILM OVEN TEST (RTFOT). DOUBLE-WALLED CONSTRUCTION 16-GAUGE WELDED STEEL EXTERIOR 18-GAUGE CORROSION RESISTANT STAINLESS STEEL INTERIOR TEMPERATURE SET POINT - 4 DIGIT GREEN LEDS