... 3,Automatic measurement Weighing scales Material weighing system for the mixing plant: The weighing system is the key element which influence the ... is below 20m3 we will take Superposition weighing way, one weighing equipment for aggregate ( sand, stones), cement and powder will be ... precision is ≤1%. The equipment can be widely used for: JS500,JS750,JS1000,JS1500 ,JS2000,JS3000 concrete mixer machine, ...