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JCJ-III Type Aggregate Impact Value Testing Machine

This instrument is used to determine the impact value test for coarse aggregate, in order to assess the aggregate’s ability to withstand instantaneous impact or its impact resistance. This test shall comply with the test procedures specified in JTG3432-2024 and the British BS standards.

DFR-III Difal Wear Testing Machine

It consists of four hollow cylinders with one end sealed. For aggregate particles with a particle size ranging from 4 to 14 millimeters, the inner diameter of the cylinders is 200 ± 1 millimeters, and the effective length is 154 ± 1 millimeters. The cylinders are made of stainless steel (Z 2 CN 18-10) with a thickness of no less than 3 millimeters. They are mounted on two horizontal shafts.

MH-II Los Angeles Abrasion Tester (New Standard)

This machine is primarily used to determine the abrasion rate of stone materials.

CJ-II Standard Aggregate Impact Toughness Testing Machine

This instrument is suitable for testing and calculating the impact toughness of standard aggregates used in railway ballast. It complies with the TB/T 2140.2-2018 standard.
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