El trueque es el presente y el futuro del comercio internacional, especialmente para las personas que se inician en el negocio de importación y exportación. El trueque y más, operaciones triangulares.
La segmentación perfecta para sus propuestas de negocio, Sus lugares de destino, además de su clase de clientes objetivo, además de sus artículos y categorías.
We can produce large forging,casting and welding gears according to customer's drawings.According to the working conditions and clients' request,we also can do gear grinding,surface hardening,cemented and quenching,Nitriding and quenching,etc.
Forged gear shaft belongs to the core accessories of sprocket shaft set, which mainly affects the key to the stable operation of the sprocket shaft set drive system. Henan Shuangzhi mainly produces forgings with many years of experience, and also has…
The gear rail of the scraper is installed on the gear rail seat of the middle slot, which is the track supported and guided by the shearer. It is an important support point for the stability of normal coal mining for the shearer to realize the haulage…
The gear rail is located above the central trough of the scraper conveyor, and the planet wheel of the shearer drives the shearer to walk on the pin rail through meshing with the gear rail tooth surface. Therefore, the design requirements of the gear…
The gear rail of the plate scraper is also called pin row and pin rail, which is suitable for the scraper conveyor and the central trough part of the transfer machine in the coal mine. Material: 42CrMo, 40CrMoSi, 30MnSi. The gear rail of the plate scraper…
