High quality SK200 Carrier roller top roller upper roller
Our personnel are always in the spirit of “continuous improvement and excellence”, and along with the exceptional top quality items, favorable value and excellent after-sales companies, we try to acquire each and every customer’s trust for High quality SK200 Carrier roller top roller upper roller, We attend seriously to produce and behave with integrity, and by the favor of customers at home and abroad in the xxx industry.
Our personnel are always in the spirit of “continuous improvement and excellence”, and along with the exceptional top quality items, favorable value and excellent after-sales companies, we try to acquire each and every customer’s trust for China Top Roller, Undercarriage parts, We believe that good business relationships will lead to mutual benefits and improvement for both parties. We have established long-term and successful cooperative relationships with many customers through their confidence in our customized services and integrity in doing business. We also enjoy a high reputation through our good performance. Better performance will be expected as our principle of integrity. Devotion and Steadiness will remain as ever.
Description:
Carrier roller is suitable for ranging 0.2-120 ton mini excavators and heavy excavators and bulldozers.
The design of double code seal and life long lubrication make the track roller a healthy life and a wonderful performance.
Manufacture of hot forging processing: roller shell access to excellent flow distribution within the material structure of fiber.
Differential quenching or through quench hot heat treatment, the rollers have crack resistance effect and have a longer life span.
Production Porcess:
TOP ROLLER: Forging Material (50MN) Cover Material(QT450) Shaft( 45#)
Degree of depth: 3mm (Shaft: 1.5-2mm) Hardness: HRC53-56
Roller Body：Forging—Turning operation—Quenching—Fine Turning operation—Pressure Bushing—Welding—Slag Shovel（clean up the body surface）
Shaft：Forging—Turning operation—Drill—Tapping—Temper—Quenching—Mill—right-handed screw
End Cover：Forging/Casting/Steel Rod—Rough and Fine Turning operation—Drill—Tapping
All Parts Ready To：Assembly—Pressure Test—Filling Oil—Spray Paint—Checking—Storage
Quality Value:
Roller shell material：50Mn
Surface Hardness：HRC53-56
Quench depth：>7mm
Roller shaft material：45#
Surface Hardness：HRC53-56
Quench depth：>2mm
End Cover material：QT450The function of top rollers is to carry the track link upwards, make certain things are linked tightly, and enable the machine to work faster and more steadily. Our products use special steel and produced by new process. Every procedure goes through strict inspection and the property of compressive resistance and tension resistance can be ensured.
Our carrier rollers are applicable for Komatsu, Hitachi, Kobelco, Daewoo, Hyundai, Volvo, Jcb etc. We can also offer OEM service according to your drawings or samples.
Products are exported to Southeast Asia and Europe and the America, enjoy high reputation in the domestic and foreign markets.
