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{"title":"EX60-2 EX100 Hitachi Track Carrier Rollers Forging Casting Technique Mini","imgUrl":"https:\/\/img.chinax.com\/nimg\/a6\/3c\/8e060bf4ce628b71e367704ce365-200x200-1\/ex60_2_ex100_hitachi_track_carrier_rollers_forging_casting_technique_mini_undercarriage_component_parts_roller.jpg","attrs":{"Brand Name":"YT","Model Number":"EX60-2\/EX100\/EX200...","Place of Origin":"China","Minimum Order Quantity":"1 PCS"}}
{"title":"OEM Crawler Bulldozer Spare Parts Track Carrier Rollers for HITACHI EX200-3","imgUrl":"https:\/\/img.chinax.com\/nimg\/59\/aa\/23abe8a64586ccf6d038e48a4519-200x200-1\/oem_crawler_bulldozer_spare_parts_track_carrier_rollers_for_hitachi_ex200_3_excavator.jpg","attrs":{"Brand Name":"YT","Model Number":"EX200-3","Place of Origin":"China","Minimum Order Quantity":"1 PCS"}}
{"title":"High Durability PC200-7 KOMATSU Upper Roller Standard Maintenance Free","imgUrl":"https:\/\/img.chinax.com\/nimg\/ad\/20\/2814eb58695ab333cad0b06d01f0-200x200-1\/high_durability_pc200_7_komatsu_upper_roller_standard_maintenance_free.jpg","attrs":{"Brand Name":"YT","Model Number":"PC200-7","Place of Origin":"China","Minimum Order Quantity":"1 PCS"}}
{"title":"OEM Track Carrier Rollers for Excavators and Bulldozers at Competitive Prices","imgUrl":"https:\/\/img.chinax.com\/nimg\/b8\/75\/38a3b91204b863462d4ecb5a9341-200x200-1\/oem_track_carrier_rollers_for_excavators_and_bulldozers_at_competitive_prices.jpg","attrs":{"Material":"50Mn Steel","Technique":"Casting","Quality":"Heat Treatment HRC 40-55","HRC Depth":"4-10 mm"}}
{"title":"SK200 KOBELCO Track Carrier Rollers 4-10 Mm HRC Depth With High Performance","imgUrl":"https:\/\/img.chinax.com\/nimg\/ad\/4d\/a194e71307b7c715a80cfb71ea0f-200x200-1\/sk200_kobelco_track_carrier_rollers_4_10_mm_hrc_depth_with_high_performance.jpg","attrs":{"Brand Name":"YT","Model Number":"SK200","Place of Origin":"Fujian, China","Minimum Order Quantity":"1PCS"}}
KOBELCO Excavator Undercarriage Spare Parts High Duty Customized Color Top Roller - SK330 OEM Carrier Support Roller
What is a roller?
The roller is a crucial component of belt conveyors, available in steel and plastic varieties. It supports both the conveyor belt and material weight, representing 35% of total conveyor cost while generating over 70% of system resistance.
Materials: 40Mn2, 40MnB, or 50Mn depending on working conditions
Heat treatment achieves surface hardness of HRC52-56 with 7-10mm hardened layer depth
High-quality floating seals and lubrication system adapt to temperatures from -45°C to 120°C
Designed for maintenance-free operation under severe conditions
Carrier Rollers Excavator Advantages
Hardening and tempering process ensures exceptional strength and wear resistance
HRC52-56 surface hardness minimizes wear and extends product lifespan
Precision engineered for accurate installation and heavy load capacity (up to 50 tons)
High cost-effectiveness with superior service support
Main Dimensions of Installation
Brand
Model
A
B
D
S
M
N
G
KOBELCO
SK100
115
115
126
45
110
41
14
SK200-3/5
140
120
150
46
SK200-6
140
120
150
51
SK220
140
120
174
46
SK320
160
140
155
51
The models above are for reference only. We can supply additional models per your requirements. Please contact us with your specific needs.
Why Choose Us?
World-class manufacturing quality
Factory-direct pricing
Flexible payment options (T/T, L/C)
Fast 30-day delivery after contract
Comprehensive after-sales support including video technical assistance
Hot Sale Products
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Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2011
Total Annual:
10Million-20Million
Employee Number:
50~100
Ecer Certification:
Verified Supplier
XIAMEN YINTAI MACHINERY CO., LTD. is loed in the beautiful port city of Xiamen. It is a manufacturing enterprise which is focusing on research and development, production and trade of construction machinery parts.
YinTai cooperates with Chinese famous large steel mills, such as Fujian S...
XIAMEN YINTAI MACHINERY CO., LTD. is loed in the beautiful port city of Xiamen. It is a manufacturing enterprise which is focusing on research and development, production and trade of construction machinery parts.
YinTai cooperates with Chinese famous large steel mills, such as Fujian S...