For making standard rectangular specimens of 40 x 40 x 160mm. of Portland and pozzolana cement mortal for determiningthe transverse strength. 

 

Specifications:

 

The jolting apparatus consists of a rectangular table rigidly connected by two support arms to a spindle at a horizontal distance of 800mm from the center of the table.

There is a projecting lug with a plane face on the ower face of the table beneath which is a stop with a rounded upper surface.

The table can be raised and allowed to fall freely on the stop by a cam which is connected to a motor and gear box through a V-beltand pulleys.

The cam rotates at a rate of 60 rev./min. A stroke counter fitted with micro-switch is provided which stop the machine after 60 jolts. Locating pins are provided formounting the mould compartments on the table.

The mould surmounted by the hopper can be clamped rigidly to the table.

Supplied complete with mould and hopper.

Suitable for operation on 230 Volts, single phase, A.C. supply.

 

Spares andAccessories:

 

(1) Steel mould with base platehaving three compartments each having

(2) Apparatus for demoulding the specimen.