
Combined Needle Roller Bearing/Universal Joint Bearing/Track Roller Bearings/Cam Follower Bearing
Material:ZG50MN
Color:Black or customerized
Guarantee time:6months
Product Introduction
Our Bulldozer Cutting Edge, Excavator Sprocket Rim, Sprocket Rim EX40 is carefully crafted on the basis of absorbing the advantages of similar product at home and abroad, reaching the highest standards in the industry with superior performance and high reliability. We always abide by the business philosophy of "shaping ourselves, integrity-based, and serving the society" and always pay attention to the needs and expectations of the market. We guarantee that our company will try our best to reduce customer purchase cost, shorten the period of purchase, stable merchandise quality, increase customers' satisfaction and achieve win-win situation. We will continue to maintain and improve the performance of our products and achieve our consistent commitment to quality. Our company follows the general goal of reducing costs, effective control, on-time delivery, and constantly improving the quality of products to ensure the steady improvement of market competitiveness.
Production description
We offer a wide range of mini excavator sprocket rim for the most popular models.our sprocket rims are engineered with casting alloy steel which is through a proper heat treatment allowing durability and impact. Our undercarriage sprocket rims are highly praised in the market as a product with impact resistance and a long life.
Sizes

Detailed information of mini earthmover sprocket rim as below:
Model | SPROCKET RIM UH04-5 |
Applicable pitch range | 90 to 317.5 |
Material | ZG50MN or 35SIMN |
Manufacturing method | casing ,heat treatment,maching,painting |
Color | Black,yellow,no painting,or as per customer’s requirements |
Packing | Fumiaged wooden pallets |
Delivery time | from 30 days to 45 days |
Port of shipment | Xiament,Quanzhou |
guarantee time | 6 months |
OEM and ODM | Acceptable |
Payment term | TT |
| LC at sight | |
Features | 1. Homogeneous casting 2. Precision machining 3. Deep hardened profiles 4. Accurate interchangeability 5. Reduced down time 6. Lower maintenance costs |
Supply ability
We can manufacture around 2000pcs of sprocket rims one month.
Packing
Each pile of sprocket rims is to be around 2tons.

Our quality procedures
1. When raw material come inside our factory,we need to test the material composition first.
2. We need to analyze the composition of the first furnace of the steel liquid every day.
3. After several pcs of parts are heattreated, we need to check the hardness before all to be done to guarantee the hardness.
4. Our inspectors will check the sizes when parts are being machined and parts are being assembled.

Our sprocket rims are applieable to below models:
| DOOSAN&DAEWOO | CATERPILLER | OTHERS |
| DH55 | E70B | B50 |
| DH300 | E120B | R1788 |
| DH220-22H | E140 | R1777 |
| DH220-30H | E200B | TP50 |
| DH280(B) | E311/E312 | TD15 |
| DH300-8 | E312D | KX91-3 |
| DH260-8/SK230 | E320 | H030 |
| DH370 | E325L | JG608 |
| DH420 | E300B | YC135 |
| DH500 | E330 | YC60 |
| DX225 | KOMATSU | YC85 |
| DX200-8 | PC20 9H,21,T210 | IHI30 ID190 |
| HITACHI | PC20-6 9H,23T,205 | IHI30 ID204 |
| EX30-ID190 | PC20-3 9H,23T,190 | |
| EX30-ID204 | PC30 | |
| EX35 | PC40 19T,9H,ID230 | |
| EX40 | PC50 19T,12H,ID230 | |
| EX55 | PC60-5 | |
| EX60-1 | PC60-7 | |
| EX60-2/3 | PC75UU | |
| EX70 | PC100-3 | |
| EX70 THICK TYPE | PC100-5 | |
| EX100 | PC200-5 | |
| EX135UR | PC300-3/5 | |
| EX100M/E140 | PC300-6 | |
| EX200-1 | PC400-5 | |
| EX200-2 | PC400-6/7 | |
| EX200-3 | PC800 | |
| EX300-1 | PC600 | |
| EX300-2/3(B) | HYUNDAI | |
| EX300-5(B) | R130 21T,21H,ID362 | |
| EX400-1 | R140 21T,21H ID325 | |
| UH04-5 | R140LC-7 | |
| UH063/045-7 | R150 | |
| UH07-7/UH083 | R160 | |
| UH025-7 | R200 23T,22H | |
| UH07-5/UH081 | R200 23T,30H | |
| UH04-7 | R290 | |
| ZAX200 | R290-7 | |
| ZAX240 | R305 | |
| ZAX240-3 | R330 | |
| ZAX330 | R320 WELDING TYPE | |
| MITSUBISHI | R360LC-7 | |
| MS070 | R500 | |
| MS110-5 | KATO | |
| MS120-8 | HD250 | |
| MS140-2 ID365 | HD450 | |
| MS140 ID415 | HD700 | |
| MS180 | HD820 | |
| KOBELCO | VOLVO | |
| SK042/SK045 | EC140 | |
| SK035 | EC210 | |
| SK60 | EC240 | |
| SK100/SK120-3 | EC360 | |
| SK100 TEETH THICKNESS 52MM | EC460 | |
| SK200-3 | JCB | |
| SK135SR | JS80 | |
| SK140 | JS140 | |
| SK045N2 | JCB200 | |
| SK230 | JS200 21T20H | |
| SK200-8-30H /SK260 | JS300 | |
| SK250-8,21T,30H,ID405 | BULLDOZER | |
| SK04-2/SH120 | BD2G/ 25T | |
| SK220-21T | BD2F/ 27T | |
| SK300 | D20 | |
| SK350-8 | D20-140 | |
| SK07N2/907SDL | D31-15 | |
| SK07-2 | D31-17 | |
| SUMITOMO | D4D | |
| SH120 | D50-15 | |
| SH200 | D60-15 | |
| SH280 | D80 | |
| SH280FZ | D50/D40/D41-3 FLAGE FOR SEGMENTS | |
| SH300-2 23T,24H,ID435 | D60 FALNGE FOR SEGMENTS | |
| LS2800FJ1 | ||
| LS2800FJ2 | ||
| LS2600FJ1 |
We don't list all items in this table.If you need any more items,please fee free to contact with us.
OUR FACTORY
Quanzhou Sanqi Engineering Machinery Co.ltd. Located in Quanzhou City which is the cultural captital of east asia,the starting point of the silk road at sea.We are a production-oriented enterprise which is engaged in casing,forging,machining,heattreamnt and assembly and commited to developing and manufacturing the udnercarriage parts of current world famaous brands (komatsu,hitachi,kobleco,kato,mitsubishi,yanmar,kubota,hyundai,doosan,volve,jcb,case )and chinese famous brands(like,sany,zoomlion,xugong,liugong,longgong etc..) crawler-track machinery like excavtors,bulldozers,cranes,drills etc. Our main parts are track roller,carrier roller,idler,sprocket(segements group),track link ,pin&bush,bolt&nut,track adjuster,boom cylinder,arm cylinder,bucket cylinder etc.
We engaged in this field in 2007.up till now, our company cover an area of 30000 square meters. We have own casting workshop and forging workshop. And we are equipped with machines,for example,table drill,radia drill,normal lathe,vertical lath,cnc lathe,milling machine,griding machine,sawing machine,sprocket heattreatment machine,idler heattreatment machine,track roller and carrier roller heattreatment,track link heattreatment machine,roller assembling line,casing lines and forging lines etc..So we can offer parts at good prices in time for customers.
FAQ
1. What is the percent of your parts for overseas market?
70percent of our parts are for overseas market.
2. Is there any guarantee of your parts?
There are 6 months guarantee time for excacavar parts under normal working conditions and 3months guaranteet tiem for bulldozer parts under normal working conditions.
3. How do you offer guarantee?
If parts are broken due to manufacturing problem, we will deduct the value for next order amount or offer you brand new one to replce.
4. Could you make customer logo?
Yes,we can make customer logos if it reach the moq for customer logo order.
In order to create higher added value, our company insists on improving the technical content of Combined Needle Roller Bearing/Universal Joint Bearing/Track Roller Bearings/Cam Follower Bearing production and high standard processing. Relying on our own culture and technical background, we are actively pioneering and forging ahead in the field, promoting the sustainable development of the enterprise and also promoting the innovation of the industry. With excellent product performance and perfect service guarantee, our products have been widely used.
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