Carrier Roller PC300-8
Hardness:HRC52-58
Material:50MN
Machine type:Crawler tracked type
Product Introduction
Carrier Roller PC300-8
Production Introduction:
The carrier roller also called top roller and upper roller is to hold the track upward, so that the track has a certain degree of tension.
Product Details
Roller body material: 50MN
Shaft material: 45# steel
Finishing: Smooth
Technique: Forging
Standard: ISO
Place of origin: Fujian,China
Brand name: SQ or GTR
Color: Black,yellow or gray
Surface hardness: HRC-52-HRC58
Heat treatment depth: 8-12mm
Moving type: Crawler-tracked excavator
Delivery time: 20-30 days after receiving the advance payment or receiving LC
Packing: Standard seaworthy wooden pallet
Trade term: FOB ,CNF,CIF Xiamen Port,China
Payment: TT ,LC at sight
technical requirement of upper roller pc300-8
1. Before assembly, all parts shall be thoroughly deburred and cleaned;
2. The floating seal ring and the floating seal rubber ring shall be degreased and dried;
3. During assembly, a small amount of lubricating oil shall be applied to the working faces of the two floating seal rings;
4. The assembly shall rotate flexibly without jamming;
5. Pressure test for 1 minute, pressure 0.8MPa, no air leakage is allowed;
6. Inject 110 ml of 22 hyperbolic gear oil after pressure test;
7. The hardness HRC52-58
Models of carrier roller group of komatsu excavators:
| MODEL | PART NUMBER |
| PC20-5,PC20-6,PC20-7,PC25R-8,PC27R-8,PC28UU-2 | 20N-30-71200 |
| PC30-3,PC30-5,PC30-6,PC30-7 | 20R-30-00030 |
| PC30R-8,PC35R-8,PC40-7,PC40R-8,PC45-1E,PC45R-8 | 20T-30-00050 |
| PC40-7 FOR RUBBER SHOE | 20T-30-00060 |
| PC45-1 | |
| PC45MRX-1,PC45R-8 | 20T-30-00150 |
| PC60-3,PC60-5,PC60U-3,PC65U-3,PC120-3 | 203-30-00120 |
| PC60-7 | 20T-30-00051 |
| PC70-6,PC75UU-1,PC90-1,PC100-3,PC100-5,PC120-5,PC130-5 | 203-30-00150 |
| PC100-1,PC100-2,PC120-1,PC120-2 | 203-30-00012 |
| PC200-1 | 205-30-00043 |
| PC200-2,PC150-1,PC200LC-2 | 205-30-00045 |
| PC150-3,PC200-3,PC200LC-3 | 20Y-30-00021 |
| PC150-5,PC200-5,PC200-6,PC200LC-5,PC200LC-6,PC210-6,PC210LC-6,PC220-5,PC220-6,PC220LC-5,PC220LC-6,PC228US-2,PC228USLC-1,PC228USLC-2,PC228UU-1,PC230-6,PC230LC-6 | 20Y-30-00022 |
| PC200-7,PC200LC-7,PC220-7,PC220LC-7,PC228US-1T,PC228US-3/PC228USLC-3 | 22U-30-00021 |
| PC200-8.PC200-8EO,PC200LC-8,PC220-8,PC220LC-8,PC228US-8,PC228USLC-8,PC240LC-10 | 20Y-30-00481 |
| PC200-8MO,PC210LC-10 | 20Y-30-00670 |
| PC250-6,PC250DH-6Z,PC300-5,PC300-6,PC350-6,PC300LC-5,PC300LC-6,PC400-5 | 207-30-00140 |
| PC270-7,PC300-7,PC300LC-7,PC350-7 | 207-30-00430 |
| PC270-8,PC270LC-8,PC300-8,PC300LC-8,PC350-8 | 207-30-00550 |
| PC290LC-10 | 207-30-00551 |
| PC300-1,PC300-3 | 207-30-00031 |
| PC300-3,PC300LC-3 | 207-30-00032 |
| PC400-6,PC400LC-6,PC450-6 | 208-30-00340 |
| PC400-7,PC400LC-7,PC450-7 | 208-30-00440 |
FAQ
1. How do you make our business long-term and good relationship?
1).)We keep good quality and competitive price to ensure our customers benefit ;
2). We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
2. Could You Make Customer Logo?
Yes,we can make customer logos if it reach the moq for customer logo order.
3. Could We Be Your Exclusive Dealer?
Yes, our policy is that we will not let our customer to compete at the same place.
top roller pc300-8
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