Excavator CAT330 E330 Top Roller Carrier Roller Upper Roller for Hitachi Excavator
Excavator CAT330 E330 top roller carrier roller upper roller for Hitachi excavator
This chassis consists of hydraulic reducer(traveling motor assembly),steel track,driving
wheel,idler,track roller,carrier roller,tensioner,etc.It features compact design,reliable
performance,long lifetime,easy operation and maintenance,low energy consumption,
very economical.
Features:
1. Support the engine weight,travel award,backward and turn smoothly.
2. Rubber track adopt engineering machinery rubber processed by Japanese technique.
It has strong carrying capacity and tractive force,good traveling ability and won’t hurt
asphalt road.
3.Equipped with special reducer driven by builtin low peed big torque motor,has good
trafficability.
4. Strong steel frame with high stiffness,processed by bending.
5.Carrier roller and idle have deep groove ball bearing,no need add lubrication during
service time.
6. Double sealing at shaft end to avoid leakage of lubrication and prevent water and
mud out of gear housing.
7.Carrier roller,idle and driving wheel are of alloy steel and hardening treated, have good
wearing resistance and long lifetime.
Applications:
Drilling machine:Anchor drilling machine,Water well drilling rig,coring machine,Diving drill,
Jet grouting rig,Trenchless fig.
Construction machinery:Excavator,small pile driver,Aerial work platform,small sized loader.
Coal mine machine:Crawler loader,underground drill,hydraulic drilling rig, rock loading
machine.
Mining machinery:Mobile crusher,Heading machine,Conveying equipments.
Agricultural equipments:Cane harvester,Hay mower,all kinds of Turners.
Notice:
We also supply products and services as below:
1.Fixed traveling motor made in China or imported dual speed traveling motor.
2.Rotary bearing platform.
3.Steel crawler chassis.
4.Rubber shoes for steel track to protect asphalt road.

Delivery time for order within available stock is in 7days
Delivery time for order without available stock is in 20days
Pre-sale Service
1.Supply item design,process design.
2.Help you to chose the fit machine.
3.Making the machine according to your requirement.
Sale Service
1.Acceptance equipment together with you.
2.Help you to make the method statement and the details of the process.
After Service
1.Guarantee for a year.
2.Quality problem,we will send you the accessories.
3.Free repair whole using life(without the freight and accessories charge).
Jining Changqing Machinery Co., Ltd
Established in June 18, 1982, registered capital of 5.6 million .
We have 5 branch companies in Jining ,Linyi and Qingdao .
Main products: Garden Machinery including tree spade , lawn mower, Skid Loader, Mini
Excavator,
Construction machinery and accessories, Road Marking and Mining equipment, Mining to
olsand so on.
In July 2006 we passed the ISO9001:2000 certification.
Our company products have been exported to the United States, Britain, France, Japan,
Italy and more than 20 countries.
Are you manufacture?
Yes. We are one of leading manufacturers for Kinds of pneumatic torque wrench with
many new production line.
Do you have Stock producions to sell?
Yes, of course. But we also offer OEM service. Please send us some drawing.
a). The model/size of your products.
b). The application fo your products.
c). Special package methods if you needs.
d). Raw material.
Do you inspect the finished products?
Yes. Each step of products will be carried out inspection by QC department until
shipping.
What advantages do you have?
(a).Punctual: Have your orders met with the latest delivery?
We are a manufacturer with so many advanced and new machines.
It ensures we have the ability to carry out the production schedual for punctual delivery.
(b).20-year production experience. We have over 20 years exprerience in this industry.
That means we can preview the problems for the orders and production.
Therefore, it will make sure to deduce the risk of bad situation to happen.
(c). Point to point service.
There is two sales departments who will serve you from inquiry to products shipped out.
During the process, you just need to discuss with him for all the problems and
the way sames much times.
Please contact me here
Thanks & Best Regards
Ms Yoyo Yang
Skype : sales (at)
Mob & WhatsApp : +86 18653721699
Email : jcqmachinery (at)
Jining Changqing Machinery Co., Ltd
http://cqmchina.en.china.cn
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