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China factory - Kaiping Zhonghe Machinery Manufacturing Co., Ltd

Kaiping Zhonghe Machinery Manufacturing Co., Ltd

  • China,Jiangmen ,Guangdong
  • Verified Supplier
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  2. Excavator Tunnel Boom>
  3. 45t Excavator Tunnel Arm 15 Ton Digger Tunnel Arm 30 Ton Digger Tunnel Arm 15
China 45t Excavator Tunnel Arm 15 Ton Digger Tunnel Arm 30 Ton Digger Tunnel Arm 15
China 45t Excavator Tunnel Arm 15 Ton Digger Tunnel Arm 30 Ton Digger Tunnel Arm 15

  1. China 45t Excavator Tunnel Arm 15 Ton Digger Tunnel Arm 30 Ton Digger Tunnel Arm 15
  2. China 45t Excavator Tunnel Arm 15 Ton Digger Tunnel Arm 30 Ton Digger Tunnel Arm 15
  3. China 45t Excavator Tunnel Arm 15 Ton Digger Tunnel Arm 30 Ton Digger Tunnel Arm 15
  4. China 45t Excavator Tunnel Arm 15 Ton Digger Tunnel Arm 30 Ton Digger Tunnel Arm 15
  5. China 45t Excavator Tunnel Arm 15 Ton Digger Tunnel Arm 30 Ton Digger Tunnel Arm 15
  6. China 45t Excavator Tunnel Arm 15 Ton Digger Tunnel Arm 30 Ton Digger Tunnel Arm 15

45t Excavator Tunnel Arm 15 Ton Digger Tunnel Arm 30 Ton Digger Tunnel Arm 15

  1. MOQ： 1
  2. Price： $1,200-9,000
  3. Get Latest Price
Material Q355B
Board thickness 10mm, 14mm, 16mm, 25mm, 30mm
Excavator model range 6-50 ton
Lubriion system Centralized
Bushing material Graphite alloy copper
Welding process Three layers four passes
Reinforcement ribs Built-in transverse and vertical
Pipe material Seamless precision steel
Elbow joint 90 degree
Arm construction Multi-layer reinforcing rib
Boom seat sleeve All in one molding
Hydraulic pipeline design Section design
Back bushing Whole board wrapped
Production lead time 7-30 days
Custom color Available
Place of Origin Guangdong, China
Brand Name Zhonghe Machinery

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  1. Product Details
  2. Company Details

Product Specification

Material Q355B Board thickness 10mm, 14mm, 16mm, 25mm, 30mm
Excavator model range 6-50 ton Lubriion system Centralized
Bushing material Graphite alloy copper Welding process Three layers four passes
Reinforcement ribs Built-in transverse and vertical Pipe material Seamless precision steel
Elbow joint 90 degree Arm construction Multi-layer reinforcing rib
Boom seat sleeve All in one molding Hydraulic pipeline design Section design
Back bushing Whole board wrapped Production lead time 7-30 days
Custom color Available Place of Origin Guangdong, China
Brand Name Zhonghe Machinery
High Light 15 ton excavator tunnel arm ，30 ton digger tunnel boom ，shorten arm tunnel boom
Excavator Tunnel Arm & Shorten Boom
Our excavator tunnel arms and shorten booms are engineered from high-strength steel to withstand the rigorous demands of heavy-duty excavation. Designed for exceptional maneuverability, they provide optimal performance in confined spaces with superior rotation and pivot capabilities.
Appliion Areas
Ideal for tunnel digging, narrow space operations, house foundation pits, deep excavation projects, and other underground construction appliions where space is limited.
Product Specifiions
ComponentExcavator Model (Ton)Board Thickness (mm)
Boom6-8T10mm
Arm6-8T10mm
Boom10-15T14mm
Arm10-15T14mm
Boom20-24T16mm
Arm20-24T16mm
Boom30-36T25mm
Arm30-36T25mm
Boom45-50T30mm
Arm45-50T30mm
Customization service is always available. Please provide your excavator model for a tailored solution.
Product Overview
Our excavator tunnel arms and booms are designed for safety, balance, and high efficiency in demanding underground environments.
Excavator tunnel arm overview showing compact designClose-up of tunnel arm connection pointsTunnel arm in operational positionSide view of excavator tunnel boomTunnel arm manufacturing processQuality inspection of tunnel arm components
Technical Excellence & Quality Control
Precision engineering details of tunnel arm
ZHONGHE Advantages
Modern Design & Style
Professional Engineering Team
Rigorous Quality Control
Competitive Pricing
CE Certifiion
Responsive Customer Support
Patented Technology
Extensive Production Experience
ZHONGHE manufacturing facilityQuality control processFinished product showcase
Superior Engineering Features
  • Centralized lubriion system for easy maintenance
  • Back bushing fully wrapped by integrated board to prevent dislodgement
  • Multi-layer reinforcing rib plates at stress points for enhanced durability
  • Optimized hydraulic pipeline section design for simplified maintenance
  • Graphite alloy copper sleeves for extended service life
  • Boom seat sleeve manufactured using one-piece molding process
  • Three-layer, four-pass welding technique for superior strength
  • Seamless precision steel pipe construction
  • Built-in transverse and vertical reinforcement ribs for increased tensile strength
  • 90-degree elbow joints to prevent hose bending and extend service life
  • Enhanced piling height capability compared to standard pile driving arms
Centralized lubriion system detailReinforcement rib designHydraulic pipeline configuration
Comprehensive Quality Assurance
Our three-stage inspection system ensures every product meets the highest quality standards:
Stage 1: Technical design drawing review mechanism
Stage 2: Semi-finished product review with process-to-process verifiion
Stage 3: Finished product testing including dimensional verifiion and installation compliance
Every ZHONGHE product undergoes this comprehensive three-stage inspection to guarantee qualifiion before shipping.
Post-welding testing processAccuracy testing equipmentWeld bead inspectionPre-shipment quality checkOperational testing demonstrationFinal product verifiion
Manufacturing Capabilities
Our facility employs over 15 technical staff including designers, engineers, and sales professionals, supported by more than 100 skilled workers organized into specialized groups for material processing, machining, and assembly. Each group is supervised by team leaders to ensure quality at every production stage.
ZHONGHE manufacturing team and facility
Frequently Asked Questions
How do you guarantee product quality?
Our independent quality department conducts multiple tests on every product. Each unit undergoes at least 5 final inspections before shipment to ensure compliance with our strict quality standards.
What products do you offer?
We specialize in excavator long reach boom arms, telescopic arms, pile driving arms, grapples, and rock buckets.
What are your payment terms?
30% deposit upon order placement, with the remaining balance due before factory departure.
What is your production timeline?
7 days for 1-6 sets, 10 days for 7-12 sets, and one month for 12-40 sets.
How are product quotes determined?
Quotations are based on excavator model, required length, and specific working condition requirements.
Do you offer OEM services?
OEM services are available with proper brand authorization.
What is your manufacturing process?
Our comprehensive process includes design, typesetting, cutting, machining, beveling, assembly, welding, pipe layout, grinding, sandblasting, painting, quality inspection, and packaging.
Can I customize the color?
Colors can be customized according to user requirements, typically matching the host machine color.
Contact us today for special offers and pricing information!
Contact information for ZHONGHE tunnel arm specialists

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

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Get in touch with us

  • Reach Us
  • Kaiping Zhonghe Machinery Manufacturing Co., Ltd
  • Cuishanhu New District, Kaiping City, Jiangmen City, Guangdong Province, China
  • https://www.excavatorboomarm.com/

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