Bottom Roller/Track Roller HD770

Origin
CHINA
Minimum Order
2
Inspection
N/A
Packing
wooden case/pallet
Delivery
3-10 days after the payment
Payment
T/T L/C CASH
Keywords
Product Description
Composition: Collar, Shaft, Copper Sleeve, Shell, Floating Seal

Material: 23MnB, or 26MnB (carbon amount determines the degree of hardness).

Process: the overall quenching

Core hardness & Surface hardness: 42-52HRC.

1,Collar

Material: Q7450-10

Quenched and tempered:

Ultra-audio (standard process) 2-4mm surface depth of hardness (medium frequency process 3-8mm)

VS

High-frequency processing (ultra-audio) shallow 0.5-1mm



2,Shaft

Material: 45 # or 42CrMo (standard)

Process: surface quenching

Surface hardness: 54-58 HRC



3,Copper Layer

Material: CuPb, copper and iron

Copper layer thickness: about 0.35mm

Inside and outside: 6-6



4,Floating Seal

Material: Powder Metallurgy (low cost, high oil leak filter)

High chromium cast iron

Surface hardness: 62-70HRC

Rubber seal: Nitrile Rubber

Surface hardness: 65-70 HRC

Filling gear oil



5,Shell

Material: 50Mn

Treatment: surface depth treatment medium frequency processing 3-8mm

Welding and then machining

Size & Heat Treatment

Lines of the four screw holes (mounting dimensions)

Center pitch

Diameter (18,20,22 mm)

The diameter of the rail surface

Series 100: 140 (130)

Series 200: 160 (150)

Series 300: 180 (170)

Series 400: 200

Surface heating temperature: 865 u00b0 C (u00b1 5 u00b0)

Water cooling

Drilling in the round body

Filling hole

Pressure test: 0.5-0 .6 mPa. (First pressure test and fuel) testing for leaks in the water

Program: installed - try (pressure) - and (oil) - to run , 80-90Pa gear oil

Welding: Friction welding



Port: Xiamen

Minimum Order Quantity: 2 Piece/Pieces

Supply Ability: 10000 Piece/Pieces per Month can improve

Payment Terms: T/T

Packaging Detail: wooden case/pallet

Delivery Detail: 3-10 days after the payment

Certificate: ISO9002

Warranty time: 6 months

Service: OEM and after-sale service

Quanzhou Licheng Xintang Automobile Parts Co., Ltd., “XTP” Parts was founded in 1984,we are leading manufacturer & exporter specialized in excavator undercarriage and bulldozer parts such as bottom rollers, top rollers, idler, sprocket, track link, track shoes, filter, bushing, pin, CAT engine parts, and models of Hitachi, Komatsu, Caterpillar, Kato, Kobelco, Sumitomo, Hyundai, Samsung, Daewoo, Yanmar, Kubota, Mitsubishi, Sany and more.
“XTP” Parts suply to China Sany and Xiagong industry to operate in coordination in long-term. We export to Russia, USA, Turkey, Australia, Singapore, India, Ghana, Fiji, Tanzania, Vietnam, Laos, Brazil, etc,.
Under the guidance of a strong multidisciplinary management team, the company has established a fully equipped machinery shop with highly advanced computerized numeric control machines. It has specialized in tailor-made casting and forging components as per the requirement of its buyers, matched to OEM standards.
Having been in the industry for the past 30 years, we can offer expert technical advice and repairs for all your excavator & bulldozer undercarriage needs. Our vast experience and knowledge will provide our customers with the highest quality and most efficient service available.

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Xiamen Xin Sheng Industry & Trade Co., Ltd.

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XTP AUTO PARTS CO.,LTD.

China China
Contact Person: vicky wu
Telephone: 86-595-22418188
Location: Fujian, China
Fax:86-595-22454696
Business Type:Manufacturer, Exporter, Wholesaler/Retailer, Service
Main Target Region:World Wide
Address:
Changtai Road,Licheng Area,Quanzhou
Main Product:
track roller,carrier roller,front idler,sprocket,track link,pin,bushing and more
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