Ningbo yuanda machinery Co.,Ltd is a professional China manufacturer of cutting edge and end bit for all brands of construction machinery, It cooperates with a trading company named Ningbo For-Global International Trade Co., Ltd whom suppliers with cutting edges, end bits, bucket tooth, adapters, bolts& nuts, and other G.E.T products.

With nearly 30 years of experience in mechanical field, we know quality is the fundamental, so we focus on and make the quality improvement continuously. We only choose the quality certificated carbon steel and boron steel as raw material which shows a stable mechanical performance. During each production process, we have strict quality control system and before final packaging, we will inspect the dimensions and hardness to guarantee each product could meet customer's requirement for different working conditions.

Suitable for all brands of loaders, and could make as customer's sample or drawing.
After quenching and tempering heat treatment, the mechanical properties could reach the internationsl standard.
Our prodcuts are built to deliver superior performance and long wear life which can make a real difference in your applications.

A) Part No.: Cutting edge 9W1878 for Caterpillar dozer

B) Material: High carbon steel or Boron steel

C) Hardness:HB260~320 or HB380~450

D) For brands: Caterpillar, Komatsu, ESCO, Fiat, Hyundai, Case, Sany etc.

E) OEM: Make as customer's samples or drawings

F) Width of DBF are available from 152mm(6"), 203mm(8"), 254mm(10"), 330mm(13") and 406mm(16")

G) Width of DBC are avaliable from 152mm(6"), 203mm(8"), 254mm(10") and 330mm(13")

1) figure:


2) Dimension:

The picture of bulldozer blades 9W1878: