Specification:
The material of housing is always low carbon steel,stainless steel is used in special occasion.
the needle roller is made of chrome steel.
classification by seal,there is the one with seal named PP and the one without seal;classification by profile,there is cylinder and sphericl;classification by internal structure,
there is standard type NATR and full needle roller type NATV.It can be bear much heavy load,both the axial load and the radial load.
Application:
It is widely used to the vocation of
ore,metallurgy,transportation,lifting equipment, and so on.
Natural packing
