The excavator loosening harrow (harrow bucket) generally has multiple rake teeth, ranging from four or five teeth to more than twelve teeth. The rake bucket is suitable for crushing and splitting hard soil and soft weathered stones, so as to facilitate digging and loading operations with the bucket, and is also suitable for soil loosening in agricultural operations such as arable land and planting.1. It is suitable for cleaning and transporting wood piles, vegetation, gravel and other sundries on the ground 
2. Made of Q355B steel with excellent mechanical properties 
3. Products can be customized according to customer requirements
PRODUCT MATERIAL
Quality CertifiPCion of Steel, Q355B Steel for Structure:
We adopted qualified Q355B steel from top 3 Chinese steel maker. Q355B is the most common used material in the industrial, same as European S355JR, American A57.etc.
 Moreover, we also offer options using high strength material such as:NM400, Hardox500 and HG785D.
 All steels are adopted from CSG, top 3 steel maker in China.
 	 			Material
 			Code
 			Hardness(HB)
 			Extension(%)
 			Bend Intensity
 		
 			Alloy Steel
 			Q355B
 			163-187
 			21
 			355(N/mm2)
 		
 			Chinese High-Strength alloy
 			NM400
 			400
 			16
 			1020(N/mm2)
 		
 			High-Strength alloy
 			HARDOX-500
 			470-500
 			8
 			1300(N/mm2)
 		
  
PRODUACT PARAMETERS
 Reference General Arrangement Drawing 
We will make the General Arrangement Drawing according to your needs. In order to ensure the perfect size, all products will be produced after you confirm the final drawing.
 How to choose? 
What is your excavator model?
 Which type do you want?
 The arm width, pin diameter and pin center to center.
 

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Material	Code	Hardness(HB)	Extension(%)	Bend Intensity
Alloy Steel	Q355B	163-187	21	355(N/mm2)
Chinese High-Strength alloy	NM400	400	16	1020(N/mm2)
High-Strength alloy	HARDOX-500	470-500	8	1300(N/mm2)