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.
Quenched and tempered:
Ultra-audio (standard process) 2-4mm surface depth of hardness (medium frequency process 3-8mm)
High-frequency processing (ultra-audio) shallow 0.5-1mm
Material: 45 # or 42CrMo (standard)
Process: surface quenching
Surface hardness: 54-58 HRC
Material: CuPb, copper and iron
Copper layer thickness: about 0.35mm
Inside and outside: 6-6
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
Treatment: surface depth treatment medium frequency processing 3-8mm
Welding and then machining
Size & Heat Treatment
Lines of the four screw holes (mounting dimensions)
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)
Drilling in the round body
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
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
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.