How Hengwang Group's Mini Excavators Dominate Narrow-Space Operations

Jun 18, 2025

930mm Ultra-Narrow Body: The Space Constraint Crusher

Hengwang's mini excavators break through site limitations with an ultra-compact design, with some models measuring only 930mm in transport width—equivalent to the width of three standard pallets. This allows the equipment to easily pass through corridor doors (standard width 800-900mm), narrow alleys, and greenhouse entrances, achieving "zero-obstacle access" in urban pipeline renovation, indoor demolition, and other scenarios. Compared to traditional excavators that require obstacle removal, Hengwang models boost construction efficiency by over 50%.

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 Dual-Mode Telescopic Arm: The Operation Radius Magician

  • External Telescoping Structure: Driven by a hydraulic slider, the working radius can be freely adjusted between 1.2-2.5 meters, suitable for "edge operation" in scenarios like wall roots and building corners. For example, when excavating cable trenches in old urban areas, the arm can extend directly to the wall root, eliminating the need for manual secondary cleaning.

  • Internal Telescoping Technology: Using a sleeve design, the maximum digging depth reaches 2.3 meters. It can complete deep pit operations unattainable by ordinary equipment, such as vertical excavation of municipal pipeline wells.
    In a river dredging project, Hengwang's model precisely grabbed silt in the central river through the telescopic arm, reducing barge transportation costs by 30% compared to traditional equipment.

 Intelligent Hydraulic System: The Millimeter-Level Control Revolution

  • Load-Sensing Hydraulic Pump: With a displacement of 105ml/r and a response time of <0.3 seconds, it can control the bucket deviation within ≤50mm when digging fertilization trenches in orchards, avoiding damage to fruit tree roots.

User Testimonials: From Construction Challenges to Efficiency Benchmarks

"Using it for orchard trenching is extremely worry-free. The intelligent system can bypass fruit tree roots, completing 30 mu of orchard operations 8 times faster than manual labor with zero damage!"
—A Grower from, Shandong

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