洛杉矶齿磨损测试机器的

General description The Los Angeles Splitter Abrasion Testing Machine consists of a rolled steel drum having an inside diameter of 711 mm and internal length 508 mm. The drum is rotated driven by an electric speed-change motor at a speed of between 30 and 33 r.p.m. The machine is equipped with an automatic counter, which can be preset to the required number of revolutions of the drum. Specification: 1). This testing machine use for determine the resistance of aggregates to abrasion. 2). Diameter by length=719×510 3). Rotate speed: 30～33 rotate /min 4). Working voltage: AC380V or 220V 5). Counter: 5 digit (show the number Automatically, can prepare to place) 6). Steel ball: Dia.48, 12pcs Feature: 1). adopt high quality speed-change electrical motor 2). By use thick and high quality for production 3). This machine supply 12 pcs steel ball and pan