Heavy Duty Steel OTR Wheel Rim 49-19.50/4.0 for Rigid Dump Truck 777 Tr100 Eh1700-3 HD785-7

Multistar is a leading manufacturer of multi pieces OTR wheels and rim assemblies for mining and industrial application. With design stronger lock rings, heavier flanges and fully machined, precision gutter discs. Multistar wheels have outperform our competitors by increased wheel life, efficiency and dependability. Our customers not only save time and money, but also ensure their operations are the most productive and safest possible.

To guarantee service and performance for years to come, we continues to work with leading tire manufacturers in perfecting wheel and rim designs for future success. Furthermore, we can custom manufacture wheels and rims to suit your specifications.

Quality Control:

Profile Section Parts:
    1. Rolling Section, high strength and reliable quality
    2. The material for gutter section, back section, bead seat band and flanges are made from Q345D
    3. The material of locking is made from 50Mn

The Process

    1. All parts such as the gutter section, back section, center bands, beat seat bands and flanges are machined by the state of art  CNC machines. 
    2. All of the weld beads must be inspected by ultrasonic dection, the magnetic and X-ray will be used in the key weld bead if they are required
    3. Each wheel must be cleaned by sandblasting before it is hanged on the painting line. All of the wheels are painted with expoxy resin electrophoretic primer or base coat, a topcoat( power and wet) and painted to OEM specification

Rim components: