We are professional Gearboxesmanufacturer with more than 10 years’ experience in China. Advanced productionequipment ensured the high precision gear transmission products. Main products:ZLYJ Series speed reducer for single-screw plastic extruder; the transmissionbox for SZ cone twin-screw extruder; cylindrical gear reducer ZDY, ZLY, ZSYserious gearboxes are widely used in construction, transportation, chemical,textile etc. Our gearboxes has exported to Western Europe, South Asia, SouthernEurope,Africa,North America,Mid East, Northern Europe, Southeast Asia, EasternEurope, South America, Domestic Market. Our gearboxes has got good reputationin home and abroad.

ZLYJ series reduction gearbox is a transmission part thatpossesses high precision hard gear surface and thrust block designed forplastic screw extruder.

1.ZLYJ series speed reducer is a transmission part that possesses high precision hard gear surface and thrust block designed for plastic screw extruder. 

2.The design of product adapts all kinds of norm specified inZBJ19009-88/it features that gear and axis parts are made of high strengthalloy steel.                                      

3.The gear is processes by carburization, quenching and tooth grinding process. 

4.The precision of gear is grade 6 specified in GB1009588.

5.The hardness of gear surface is HRC54~62. At front end of hollow input axis there is large specification thrustbearing that will bear axial thrust force while the screw is working.

6.The complete machine features compact, high in bearing capacity, stable in transmission, low noise, high efficiency, etc