Crushing Value Apparatus

Standard: BS 812:110

This crushing index test apparatus is used to test the fine aggregate crushing resistance so as to evaluate the aggregate road construction applicability.

Crushing index apparatus specifications

Mold size: I.D 77mm, depth 70mm

Pressure head dia. 75mm

Metal tamping rod: 500mm*10mm(L*Dia.)

Mold material: steel

Auxiliary equipments for the fine aggregate crushing index test

1. Compression testing machine 50kn-1000kn, indicating error 2%, 1kN/s loading rate
2. Electric balance accurate to 1g
3. Standard sieve
4. Fine aggregate crushing index apparatus: comprised of two ends open steel made cylindrical test mold, pressure block, baseplate, mold inner wall, pressure head and baseplate upper surface and others contact with aggregate all should treated with hardening process and keep smooth status.
5. Metal tamping rod dia. one end semisphere shape.