Mactec

sand

Inert, without free silica

Alkali and magnetic elements free

It is an aluminum silicate, obtained from a synthetic minerals deriving from vitri ed slag.
It is crushed, then washed and sieved using pressurized water in order to remove all the impurities.

Technical features:

1) The operators inside have an equipped chair to sit

2) Full soundproofing

3) The sand recovery is automatic, an Archimedean screw conveys the sand out from the machine where a second Archimedean screw conveys the sand which can be still used in the tank of the sanding machine.