The main functions of the adjustment ring include the following aspects: adjusting the size of the discharge opening, compensating for wear, protecting equipment, installation and fixing, overload protection
ONA uses high-quality materials, original drawings, and preferential prices to manufacture crusher parts for customers. Suitable for Metso Nordberg HP series socket liner
ONA specializes in manufacturing crusher parts which suit to Metso Nordberg, including the HP series counterweight assembly, with original equipment quality and affordable prices.
ONA Casting manufactures various bronze parts included eccentric bushing, main frame pin bushing, head bushing, piston wear plate, eccentric wear plate, main frame bushing, countershaft bushing, socket liner and main shaft step. Suit to famous brands: Metso, Sandvik, symons, telsmith, etc. Customized copper parts accepted with low MOQ.
Lower Frame is one of the main accessory for the crusher. ONA produce it according to original drawings, also we provide the stable quality and fast delivery.