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| Product Name: |
Track Rollers SK30 SF
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| Supply Ability: |
Two Hundred Thousand |
| Related proudcts |
track roller, lower roller, bottom lower, |
| Specifications |
OEM |
| Price Term: |
FOB |
| Port of loading: |
XIANMEN |
| Minimum Order |
2 |
| Unit Price: |
10-50 USD |
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Composition: Collar, Shaft, Copper Sleeve, Shell, Floating Seal
Material: 23MnB, or 26MnB (carbon amount ***ermines the degree of hardness).
Process: the overall quenching
Core hardness & Surface hardness: 42-52HRC
1ӢCollar
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
2ӢShaft
Material: 45 # or 42CrMo (standard)
Process: surface quenching
Surface hardness: 54-58 HRC
3ӢCopper Layer.
Material: CuPb, copper and iron
Copper layer thickness: about 0.35mm
Inside and outside: 6-6
4ӢFloating 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
5ӢShell
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: ¦µ140 (¦µ130)
Series 200: ¦µ160 (¦µ150)
Series 300: ¦µ180 (¦µ170)
Series 400: ¦µ200
Surface heating temperature: 865 ”ć C (”Ą 5 ”ć)
Water cooling
Drilling in the round body
Filling hole
Pressure test: 0.5-0 .6 ***. (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 |
| Company: |
XINTANG AUTO PARTS CO.,LTD
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| Contact: |
Ms. vicky wu |
| Address: |
Changtai Road,Licheng Area,Quanzhou,Fujian,China |
| Postcode: |
362000 |
| Tel: |
86 15985997993 |
| Fax: |
86 595 22454696 |
| E-mail: |
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