Hydraulic Control Valve Sleeve

Ours main product is Spool-Sleeve assemblies for hydraulic valve used in tractor and hydraulic pumps.
Manufacturing grounded and honed sleeve with internal diameter finished in five microns with taper and ovality control in three microns with surface finish of 0.2 Ra max. & Drilled on Robo Drilling machine with 30 microns gauge control and in 30 microns length control.
Spool with oil grooves with outer diameter finished in 5 microns with a control of 3 microns roundness