Factory Cheap Hot Idler Yoke - PC1250 Bottom Roller OEM Heavy Duty 21N-30-00121 – Pingtai

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Factory Cheap Hot Idler Yoke - PC1250 Bottom Roller OEM Heavy Duty 21N-30-00121 – Pingtai Detail:

We specialize in manufacturing the whole set of undercarriage parts for 200 ton mining excavators. Now we have completed the PC1250 front idler, track and carrier roller, sprocket segment rim, chain assembly. More about the PC1250 bottom roller advantages are as follows:

The material of bottom roller body is forged by 40Mnb2. High wear resistant Boron steel ,and the surface heat treatment HRC 48-55 depth up to 5-8mm. Precision CNC machine machining size is more accurate .Perfect interchangeability with original products

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.

Komatsu PC1250 excavator undercarriage parts number list
Track Link Assy	48L	21N-32-00101
Track Shoe	700MM	21N-32-31110
Idler Assy		21N-30-00111
Carrier Roller		21N-30-00130
Track Roller		21N-30-00121
Sprocket	25T-38H	21N-27-31191

The function of the track roller is to convey the weight of an excavator to the ground . When an excavator is run on uneven ground, track rollers carry a tremendous impact. Therefore, the support of track roller is huge. Moreover, if it is of poor quality and is often dusty, it needs a very good sealing to prevent dirt, sand and water from damaging it.

Description:	Bottom Roller Mining Excavator Equipment
Place of origin:	China
Brand name:	PT’ZM
Model number	PC1250
Brand:	Komatsu
Parts number:	21N-30-00121

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:	1000 PCS/month

Material:	40Mnb2/42Crmo
Technique:	Forging
Finish:	Smooth
Hardness:	HRC48-55, depth 5-8mm

Quality:	mining operation heavy duty
Warranty time:	24 months
After-sales service:	Video technical support, Online support
Color:	Yellow or Black or Customer required
Application:	Crawler Excavator

Model	A	B	C	D	E
PC1250	388	550	480	372	300

	F	G	H	I
	126	276	320	180

PC1250 TRACK ROLLER DRAWING

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We consistently execute our spirit of ''Innovation bringing progress, Highly-quality ensuring subsistence, Administration advertising and marketing gain, Credit history attracting buyers for Factory Cheap Hot Idler Yoke - PC1250 Bottom Roller OEM Heavy Duty 21N-30-00121 – Pingtai , The product will supply to all over the world, such as: Salt Lake City, Ottawa, Rome, Our company, is always regarding quality as company' s foundation, seeking for development via high degree of credibility , abiding by iso9000 quality management standard strictly , creating top-ranking company by spirit of progress-marking honesty and optimism.

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