Version with pre-feed hopper and double auger screw with synchronized operation and bridge-breaker driven by the reduction gear. The two worm screws push the product to feed the stator. The blades on the bridge-breaker push the product down to the bottom of the hopper. Guaranteeing product feed to both worm screws and avoiding stagnation. Suitable for products with high viscosity and poor flow characteristics. Such as doughs, ground products or products in cakes or blocks which need to be broken down to feed the worm screw ("MC2CR" range).