Topping molding machine This machine is designed to add a topping to the hollow core slabs for floors or cladding to obtain different finishing or colours. + INFO technical features Adjustable height. Concrete hopper of 500 l. with metering system. Water spraying system with 150 liters tank for a correct bonding between layers. Installed power: 5,1 kW. Adjustable speed from 1 to 6 meters/minute. Posted in .