Hot sale Oem Spare Parts Manufacturer - Komatsu D31 Bottom Roller DF OEM manufacturers – Pingtai

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We have many excellent staff members good at marketing, QC, and dealing with kinds of troublesome problem in the production process for Bulldozer Wheels, Belt Tracking Roller, Sprocket Excavator, We sincerely welcome overseas buyers to consult for that long-term cooperation as well as the mutual progress.

Hot sale Oem Spare Parts Manufacturer - Komatsu D31 Bottom Roller DF OEM manufacturers – Pingtai Detail:

Model	A	B	C	D	E	F	G
D31	285	154	129	123	54	48	30

	H	I	J	K	L	M	N
	118	195	240	198	170	102	4-17.5

	P	Q
	15	28

The material of the track roller body is forged by 40Mn2. and the surface heat treatment HRC 48-55 depth up to 5-8mm. Precision CNC machine machining size is more accurate

The material of the center shaft of the track roller forged by 42CrMo.The hardness of surface heat treatment can reach 48-55HRC More wear-resisting . Core hardness of HRC 28 or above is not easy to fracture. Tempering 180 degrees before finishing. The surface of the center shaft of the track roller is polished by CNC machine tool to make the shaft smoother.

High sealing aprons are used inside the track roller to prevent dirt, sand and water from damaging it.

The track roller using friction welding technology welding quality is good and stable, and environmental protection, no pollution.Welding process does not produce smoke or harmful gas, no splash, no lone light and spark, no radiation.Known as the green welding technology of the future.

Description:	Komatsu Undercarriage D31 Track Roller Double Flange
Place of origin:	China
Brand name:	PT’ZM
Brand name:	Komatsu
Model number	D31
Part number	111-30-00130

Price:	Negotiate
Packaging details:	Fumigate seaworthy packing
Delivery time:	7-30 days
Payment term:	L/C T/T
Price term:	FOB/ CIF/ CFR
Minimum order quantity:	1 PC
Supply Ability:	100000 PCS/month

Material:	40Mn2/42Crmo
Technique:	Forging
Finish:	Smooth
Hardness:	HRC55-58, deepth 6-8mm

Quality:	mining operation heavy duty high-end quality
Warranty time:	2000hours
After-sales service:	Video technical support,Online support
Color:	Black or Yellow or Customer required
Application:	Bulldozer

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In the past few years, our company absorbed and digested advanced technologies both at home and abroad. Meanwhile, our company staffs a team of experts devoted to the development of Hot sale Oem Spare Parts Manufacturer - Komatsu D31 Bottom Roller DF OEM manufacturers – Pingtai , The product will supply to all over the world, such as: Mexico, Johannesburg, Sacramento, We insist on the principle of "Credit being primary, Customers being the king and Quality being the best", we are looking forward to the mutual cooperation with all friends at home and abroad and we will create a bright future of business.

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