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1. Carrier Roller Product Information
Material | 50Mn/40Mn2 |
Finish | Smooth |
Colors | Black or yellow |
Technique | Forging casting |
Surface Hardness | HRC50-56,deepth:4mm-10mm |
Warranty time | 2000 hour |
Certification | ISO9001-9002 |
FOB Price | FOB Xiamen USD 20-250/Piece |
MOQ | 2 piece |
Delivery Time | Within 30 days after contract established |
2. Design / Structure / Details Pics
Carrier roller drawing:


Advantages / Features:
3. Undercarriage Factory View

4.Undercarriage Advanced Equipment

4. Certificates

5. Production Process
(1) Carrier Shell Process

(2)Carrier roller collar process:

(3)Carrier ROLLER SHAFT PROCESS:

Carrier roller , specification as follow:
| E320 | R450 |
| E330 | R2800 |
| E450 | SH120 |
| EX100M | SH200 |
| EX120 | LS2800FJ2 |
| EX150-1 | SH300 |
| EX200-1 | SH340 |
| EX200-2/5 | SH430 |
| EX200-3 | SK60 |
| EX300-1/2 | SK07 |
| EX300-3 | SK07N2 |
| EX300-5 | SK200-1 |
| EX400-1/2/3 | SK200 |
| EX60 | SK200(HF) |
| HD250 | SK220 |
| HD400 | SK320 |
| HD450 | SK400 |
| HD700 | UH053 |
| HD820 | UH062 |
| HD1023 | UH063 |
| HD1250 | UH07-5 |
| HD1430 | UH07-7 |
| HD1880 | UH081 |
| IS30 | UH083 |
| K904 | UH143 |
| K907- | |
| MS180 |
| Idler | Suitable model | Unit Weight kg | Remark |
| 1 | D4H-S | ||
| 2 | D3C | 113 | |
| 3 | D6D-L | 240.5 | |
| 4 | D6D-S | ||
| 5 | D7G-L | 352 | |
| 6 | D7G-S | 302 | |
| 7 | D6H-L | 156 | |
| 8 | D6H-S | 149 | |
| 9 | D8N-L | ||
| 10 | D8N-S | 297 | |
| 11 | E320 | 117 | Forging |
| 12 | E320 | 137.5 | |
| 13 | E330 | 245 | |
| 14 | EX200-5 | 106.5 | Forging |
| 15 | ZAX200 | 108 | Forging |
| 16 | ZAX330 | 178.5 | Forging |
| 17 | D31-18 | 98 | |
| 18 | D355 | 610 | Assy |
| 19 | D65-12 | 226 | Assy |
| 20 | D155 | 491.3 | |
| 21 | D60 | 240 | |
| 22 | D65 | 252 | |
| 23 | PC45 | ||
| 24 | PC200-5 | 135 | |
| 25 | PC200-7 | 110 | Forging |
| 26 | PC300-5/6 | 200 | |
| 27 | PC300-5/6 | 194 | Forging |
7.Undercarriage is adopting through hardening system and spraying quenching system while complying with the stringent ISO System. We are able to assure the part has excellent wear resistance even in the most severe working conditions.
Our product range for bulldozer type of equipment sizes from Caterpillar D3 to D11,from Komatsu D20 to D375 as well as from excavator sizes from 5 tons to 40tons.




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