
The quality of mortar depends largely on the quality of sand: it is necessary to sift carefully to avoid patches of clay, coarse particles, stones. To facilitate this work will help here’s a simple mechanization. To the sieve, suspended by springs, is attached to the electric motor, the shaft is mounted an eccentric weight: when it spins, it shakes the entire suspension, just have to fill in a pulsating sieve of another portion of sand.
Recommend to read
’95 FORD EXPLORER
Every year in the U.S., sold to 450 thousand SUVs this model, which gives reason to talk about him as "popular" American jeep. The growing popularity of this car in Russia. The first...
DRYING IN FLIGHT
Probably there is no sector of the economy, which would not have developed or used bulk materials. And for most of these powdered products is the most insidious enemy — humidity. To get...