(1)QTJ4-40C is one kind of machine specializing in making concrete blocks. It can work by itself or work through adding one conveyor and one JQ350 mixer. (2)QTJ4-40c owns reasonable structure and advanced technics. It adopts four vertical sprindle push and pull, scraper raw material automatically, reducer the lift moulds, The up-down moulds is installed super high vibration generatos. The up-down moulds vibrate together. Its performance can be compared with large machines. And the products made by them can be piled up 3-5 layers immediately after they are shaped. (3)By changing moulds, many kinds of blocks can be made.

