Hebei Zhixin the main companies of all types of products for the blast furnace, coke oven plant and equipment, non-standard machine tool products according customers' drawing Mainly coke oven equipments,coke oven doors,coke oven accessories. Coke oven doors ¡®Material:China Gray Iron,Ductile iron,verminal iron and so on. Coke oven doors ¡®molding process£ºwood, foam, aluminum Coke oven doors ¡®producting process: resin sand processing and sand Specification: ACCORDING CUSTOMER¡¯S DRAWING