12m Slide Arm for Hitachi Zx330
Excavator Slidng Arm
High-Precision Sliding Arms for Tunnel, Basement & Foundation Work
Meta Description:
Discover excavator sliding arms (8m-10m reach) for tunneling & basement projects. Q355B steel construction, double-sealed cylinders, and CE/ISO certified quality. Get free consultation +86 18127591702.
Keywords:
excavator sliding arm, tunnel digging attachment, confined space excavator arm, basement excavation equipment, construction machinery modifications
1. Why Choose Sliding Arms for Tight Spaces?
Key Advantages vs Standard Arms
✔ 20% More Efficient in narrow areas (tunnels, trenches)
✔ Smoother Operation with dual-limit hydraulic controls
✔ Low Maintenance replaceable nylon sliders
✔ Adaptable to Kobelco, CAT, Hitachi & more
Ideal For:
- Metro tunnel construction
- Underground parking excavation
- Utility trenching in urban areas
- Basement digging below existing structures
2. Technical Specifications
Premium Construction Features
- Material: 20mm Shaogang Q355B steel (laser-cut)
- Cylinders: Dual-seal design (6000h lifespan)
- Wear Pads: Interchangeable steel-reinforced sliders
- Drainage: Anti-corrosion weep holes
Standard Package Includes:
- Sliding arm assembly
- Bucket (1.2-1.8m³ options)
- 2 high-pressure hoses
- Bidirectional foot control
3. Manufacturing Excellence at Zhonghe
Quality Assurance Process
- CNC Plasma Cutting (±0.5mm precision)
- Full-Bevel Welding (prevents cracking)
- Ultrasonic Testing (100% weld inspection)
- 72-Hour Load Testing
Factory Credentials:
- 18,000m² production facility
- 50+ certified welders
- CE/ISO/Patent certifications
4. Project Case Studies
Singapore MRT Tunnel Project
- Used 10m sliding arms on Kobelco SK200
- Achieved 22m/day progress (vs 15m with standard arms)
Hong Kong High-Rise Basement
- 8m arms enabled digging within 2m of property line
5. Get Your Custom Sliding Arm
Answer 3 Quick Questions:
- Machine model? ______
- Required reach? [▢8m ▢10m ▢Custom]
- Primary material? [▢Soil ▢Clay ▢Soft Rock]
Expert Support:
