the total use life of the caterpillar bucket teeth pins should be very long

　　If the working situation of the caterpillar bucket teeth pins is normal, but after people use their caterpillar bucket teeth pins over three days or over thirty six hours later, they found the teeth pin has the loss efficacy problem, writer had to attention them that, no matter from the economic angle or the actual using angle, this phenomenon all belongs to the strange phenomenon, and can’t meet up with the standard requirements of the caterpillar bucket teeth pins.

　　So to find out the main causing reasons, the operator needs to carefully check from the surface of the caterpillar bucket teeth pins, especially of the working surface of the teeth pin, to check if its surface has the obvious furrow shape cracks, or the teeth pin top has the small plastic deformation problems but without the cracks problem. And the surface of the caterpillar bucket teeth pins, which had to connect with the earth ground its smallest thickness must be four millimeters.