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Factory Professional Excavator Tunnel Arm for ZX210 320
High-performance tunnel boom arm designed for excavator models ZX210 and 320, engineered for demanding construction and mining appliions.
Tunnel Boom Advantages
Reinforced upper and lower cover plates with increased thickness
Iron sand-filled arm construction to minimize vibration
Enlarged cylinders to prevent damage from excessive vibration
Integrated stop valves prevent oil leakage during bucket/breaker changes
Multi-layer welding on pipe connectors reduces oil leakage risk
ZHONGHE Manufacturing Advantages
Modern design and styling
Professional engineering team
Comprehensive quality control systems
Competitive pricing
CE certifiion compliance
Responsive customer support
Patented technology
Extensive production experience
Our manufacturing facility employs over 15 technical professionals including designers, engineers, and sales specialists. Our workshop features more than 30 skilled workers organized into specialized groups: material processing, machining, and assembly. Each group is supervised by dedied team leaders to ensure quality control and seamless workflow transitions between production stages.
Frequently Asked Questions
How do you guarantee product quality?
Our factory maintains an independent quality department. Every product undergoes comprehensive testing and must pass quality standards before shipment. Final inspections are conducted at least 5 times prior to delivery.
What products do you offer?
Excavator long reach boom arms, telescopic arms, pile driving arms, excavator grapples, and specialized rock buckets.
What are your payment requirements?
30% deposit required when placing orders, with the remaining balance due before factory release.
What is your production timeline?
7 days for 1-6 units, 10 days for 7-12 units, and one month for 12-40 units.
How are product quotations determined?
Pricing is based on excavator model specifiions, required length, and specific working condition requirements.
Do you offer OEM services?
OEM manufacturing is available with proper brand authorization from the client.
Colors can be customized to match user requirements, typically coordinated with the host excavator's color scheme.
Contact Sophia for More Details
Get expert assistance with specifiions, pricing, and custom requirements for your excavator tunnel arm needs.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Seller
Year Established:
2018
Total Annual:
1500000-2200000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Esteblished in 2018, Kaiping Zhonghe Machinery Manufacturing Co., Ltd., a manufacturing and trading combo, specializes in customizing different kinds of excavator boom arms and attachments
Esteblished in 2018, Kaiping Zhonghe Machinery Manufacturing Co., Ltd., a manufacturing and trading combo, specializes in customizing different kinds of excavator boom arms and attachments
