The invention discloses manufacturing equipment of an ultra-thin dense high-performance elastic element. The manufacturing equipment comprises a base, wherein a mold is detachably fixed on the base, the mold is provided with a hollow cylinder, a mold cavity is formed in the mold, an opening is formed in the mold cavity, located on the upper end surface of the mold cavity, the elastic element to be machined can be placed in the mold cavity from the opening, a circle of annular grooves is formed in the bottom of the mold cavity, a heating ring is arranged at the bottom of the mold, the heatingring can generate heat after being electrified, the temperature in the mold cavity is improved, a press machine is arranged above the mold, the press machine is provided with a punch, the punch is driven by the press machine to vertically downwards press, the size of the punch is consistent with that of the die cavity, the punch can enter into the mold cavity from the opening and extends into an elastic element positioned in the mold cavity, a plurality of semicircular arc-shaped concave-convex grooves are formed in the punch, and the semicircular arc-shaped concave-convex grooves are arrangedat equal intervals from top to bottom.