Zhonghai Jiuchuan Machinery blog

 To choose the right excavator wear part, I first match the part to the machine’s exact make, model, serial-number range, attachment, and measured interface dimensions. I then verify the working environment, material hardness, expected duty cycle, and required material grade before comparing price and delivery. This process helps me avoid a part that fits physically but wears too quickly, reduces productivity, or creates an unsafe attachment condition. Check now At Zhonghai Jiuchuan, I recommend treating excavator wear parts as a compatibility and application decision rather than a simple replacement purchase. Wear parts may include bucket teeth, adapters, cutting edges, side cutters, wear plates, pins, bushings, track components, and selected hydraulic components such as cylinders. The correct choice depends on both the excavator and the work being performed. ​ Step 1: Identify the Excavator and Attachment Precisely I begin with the machine identification plate, operating manual, ...

  In the operation of the excavator, the track chain and track shoe (track group) are an indispensable part of the chassis system. Their performance directly affects the working efficiency, life and operational stability of the excavator. Functions and Roles of Excavator Track Group The Role of Track Chain The excavator track chain is mainly responsible for transmitting power to the crawler to ensure the movement of the machine. It is the core component connecting the drive wheel and the track shoe, and needs to withstand huge tension and torque. The Role of Track Shoe The track shoe contacts the ground, provides traction for the excavator and maintains the stability of the machine. It needs to cope with wear and impact in complex terrain and harsh environments. Material Selection of Excavator Track Group High-quality track chain and track shoe are usually made of high-strength alloy steel, and their tensile strength and wear resistance are improved through heat treatment. The fo...