PCB Manufacturing and Electro Hydraulic Control Systems
kovrov electromechanical plant jsc
Double-sided printed circuit boards and electric element blocks on high-performance domestic and imported equipment.The manufacture of printed circuit boards is carried out by a tenting method with the coating of conductors and contact pads with a Rose alloy.A liquid imported photoformable protective mask is used. The width of the printed conductors and the gap between them is up to 0.2 mm. The diameter of the metallized hole is 0.7mm.In the manufacture of PP, fiberglass FR-4, STAP, SONF with a thickness of copper foil 18 ?m and 35 ?m are used. Printed circuit boards meet the requirements of GOST 23752-79 and GOST 23752.1-92.