Introduction

Fly Ash bricks are made of fly ash, lime, gypsum and sand. Fly ash, lime sand and gypsum are manually fed into a pan mixer where water is added in the required proportion for intimate mixing. The proportion of the raw material is generally in the ratio 60-80% of fly ash 10-20% lime, 10% Gypsum and 10% sand, depending on the quality of raw materials. The mixture is slow setting cement mix. After mixing, the mixture is shifted to the hydraulic/mechanical presses. The specially designed machine to give high pressure load at the slow rate in mould designed for customer requirements in the order of 280 to 350 kg/ inch. Holding the pressure at specific time gives the more strength of the finished product. It moulds the bricks then transfers to hydraulic operated wooden pellets manually and stored in covered space for three days (minimum) for setting.

Parameters