The high pressure valve applies uniform amounts of thick materials like greases and silicones at pressures up to 2500 psi (172 bar).The stainless steel high pressure valve features adjustable stroke control to keep consistent dot profiles and bead widths, and prevent drooling between shots; also helps reduce opening surge and regulate snuff-back cutoff. Auxiliary air inlet air-assist closure. Cycle rate exceeds 400 cycles per minute. Compact size and weight.