Excavator Attachment 12m Slide Arm For Hitachi Zx330 In Yellow/Gray/Red/Green/Customizable

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, PC, Hitachi & more

Ideal For:

• Metro tunnel construction
• Underground parking excavation
• Utility trenching in urban areas
• Basement digging below existing structures

2. Technical SpecifiPCions

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

1. CNC Plasma Cutting (±0.5mm precision)
2. Full-Bevel Welding (prevents cracking)
3. Ultrasonic Testing (100% weld inspection)
4. 72-Hour Load Testing

Factory Credentials:

• 18,000m² production facility
• 50+ certified welders
• CE/ISO/Patent certifiPCions

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:

1. Machine model? ______
2. Required reach? [▢8m ▢10m ▢Custom]
3. Primary material? [▢Soil ▢Clay ▢Soft Rock]

Expert Support: