ecuador LHDF-533P Miniature DeFaller Testing Machine

The instrument is designed and manufactured in accordance with the relevant requirements of "Fibers for Asphalt Pavements". This test instrument is used to determine the micro-Deval abrasion value of aggregates and evaluate their abrasion resistance; it can also be used for abrasion resistance tests of fibers in asphalt pavements.

Product Description

The instrument is designed and manufactured in accordance with the relevant requirements of "Fibers for Asphalt Pavements". This testing instrument is used to determine the micro-Deval abrasion value of aggregates and evaluate the abrasion resistance of aggregates; it can also be used for abrasion resistance tests of fibers in asphalt pavements.

Test cylinder material: Stainless steel material.

Technical Parameters

Test cylinder inner diameter200mm±1mm
Effective length of the test cylinder inner cavityTwo specifications are available: 154mm±1mm and 400mm±2mm.
Test cylinder inner wall thickness≥3mm
The inner surface of the test cylinder is smooth and free of any welding or fixing protrusions. One side is sealed with a cover no less than 8mm thick, ensuring water tightness.
Main shaft speed0-200r/min stepless speed regulation, speed can be set arbitrarily.
Test cylinder test speed100r/min±5 r/min
Abrasion steel ball diameterThree specifications are available: 10mm±0.5mm, 18mm±0.5mm, 30mm±0.5mm
Rotation number setting0-999999r, Rotation time: 0-999999S
Motor power1kw
Working power supplyAC 220V,50HZ
External dimensions1500*600*1200mm
Weight180kg