Q690D High Reach Demolition Excavator Arm For CAT336

Q690D High Reach Demolition Excavator Arm for CAT336

2024 Zhonghe Machinery Catalogue 3M.pdf

excavator demolition booms:

Structural Enhancements

Performance Improvements

✔ 25% increase in lifting capacity
✔ 40% reduction in structural stress
✔ Extended component lifespan through material upgrades

Advantages of Excavator Demolition Boom and Arm

1. Default Q355B, optional Q690D.
2. Strengthen key stress-bearing parts.
3. The welding is full and smooth.
4. Adopt national standard precision pipes.
5. The boom bushing is equipped with an alloy copper sleeve (containing self-lubricating carbon powder).
6. The angle of the boom and stick can be opened to 180°

We have more than 14,000 square meters of standard steel structure workshops and a large number of high-precision processing equipment.
We utilize advanced drafting software to achieve maximum work envelope while ensuring safe operations.
We have more than 60 skilled employees, including 30 welders with more than 5 years of welding experience.
Support customization:
(1) Compatible with various brands of excavators.
(2) The color, length and material of the product can be customized according to customer requirements.
(3) Additional piping can be added to suit specific applications.
Our delivery time:
(1) Our delivery time is 7-15 days.
(2) Annual production of 600 sets of various excavator arms.
We serve 100%:
(1) We provide 24-hour online support, please feel free to contact us at any time.
(2) Video technical support can be scheduled by appointment. (Our engineers have more than 10 years of professional experience in excavator arms and attachments).

Previous Exhibitions




Our products have CE certificates, you can completely trust the quality of our products.

Q1. How to support payment?
A: Bank transfer and PayPal are both available, if you prefer other methods, they can also be negotiated.

Q2. How do I know if your product is suitable for my excavator?
A. Of course. We will make the connections the same size as your machine for a perfect fit.

Q3. How long does delivery usually take?
A. It depends on the destination port. Usually production and delivery takes 7 to 30 days.

Q4. What are the payment terms?
A: Western Union, T/T, Trade Assurance are acceptable.

Q5. Where is your factory located?
A: Kaiping Zhonghe Machinery Manufacturing Co., Ltd., No. 9, Huancui West Road, Cuishanhu New District, Kaiping City, Jiangmen City, Guangdong Province, China

Any details, welcome to contact me.

Kaiping Zhonghe Machinery Manufacturing Co.,LTD.
Whatsapp: wa.me/+8618127591702

Esteblished in 2018, Kaiping Zhonghe Machinery Manufacturing Co., Ltd.，manufacturing and trading combo, specializes in customizing different kinds of excavator boom arm and attachments,Our main product as below:

-Excavator Long Boom
-Excavator Telescopic Arm
-Excavator Sliding arm
-Pile Driving Arm
-High Reach Demolition
-Excavator Tunnel Arm
-Heavy Duty Rock Arm
-Excavator Tilt Bucket
-Excavator Hydraulic Grapple

, which is sell well in more than 40 countries and areas.

Located in Cuishanhu New District, Kaiping City, Jiangmen City, Guangdong Province, China, we has more than 14000㎡ steel structure standardization workshop with a large number of high precision processing equipment as well as a strong and cohesive team. At present, there are more that 60 experienced technical staffs, 30 welding workers with over 7 years experience, 15 senior designers and a high-tech R&D team.

Double-sided boring machine: Double-sided boring machine, improves accuracy and consistency: It is mainly responsible for the post-welding boring of the boom arm and bucket to ensure the accuracy of the arm. Since the boring pin operations on both sides of the double-sided boring machine are carried out simultaneously, the processing accuracy and consistency of both sides can be guaranteed.

Our annual output of various types of excavator boom arms can reach 600 sets. We supply products at customer's model with high quality, moderate price, quick response and appropriate warranty.

We adhere" Merit Quality, Sincerity Management and Customer Satisfaction", honestly greet customers from home and abroad to negotiate and cooperate with us.

Welcome inquiry! 

Contact Sales Manager Sophia!

Wechat： 18127591702
whatsapp: +86 18127591702
Email：sophia@excavatorboomarm.com