ripper tooth point 178-75-31230 construction machinery part,D155 excavator bucket part

ripper tooth point 178-75-31230

construction machinery part,175-78-31230

Machinery no:D155,weight:14KGs.

It is forge tooth,not cast tooth.

Hardness:>50 HRC,Impact strength AKV>22J

using life:1.5-2 times of cast tooth.

Manufacturing process:

Bar steel---Cut into pieces ---Heat to 1000 degree---strike by hammer---Preform by 600T compressor --Precision Forge by 1000 T compressor---cut edge by pressing machine---Put logo---drill hole by pressing machine----800 degree by heat treatment----Quench(hardness 55HRC)----Temper(hardness:50HRC,AKV>22J)---shot blast----wash to anti-rust---PIcking(plastic+anti-rust oil+wooden case)

178-75-31230 ripper tooth point