Overview: Small Bobcat Excavator for Global Markets

INDUSTRIAL SPECIFICATION REPORT 2026: EXECUTIVE OVERVIEW

Product: Compact Excavator Platform (1.5 – 6.0 Ton Class)
Target Applications: Mining (Ancillary Support), Logistics (Site Preparation/Debris Clearance), Construction (Urban Infrastructure, Trenching)
Issuing Authority: SEA LION International Trade Co., Ltd. Engineering Division

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1. Core Application Value Proposition

This specification defines the operational parameters and deployment rationale for compact excavators (frequently referenced colloquially as “small bobcat” class, though technically encompassing OEM-agnostic 1.5-6.0 ton platforms). These units are mission-critical for constrained-site productivity across target sectors:
– Mining: Secondary trenching, pit drainage maintenance, and access road grading in narrow veins or perimeter zones where larger machinery is impractical.
– Logistics: Rapid clearance of obstructed port/rail yards, loading bay preparation, and material re-handling in high-turnover terminals.
– Construction: Precision utility installation (gas/water/electrical), basement excavation in dense urban corridors, and post-disaster debris removal.

Key differentiators vs. larger excavators include zero-tail-swing operation (enabling work within 300mm of structures), modular attachment compatibility (hydraulic breakers, augers, grapples), and RO-RO/container transport efficiency (≤ 2.5m width).

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2. Regional Market Preference Drivers: Africa, Russia, Southeast Asia

SEA LION’s 18+ years in heavy equipment export identifies consistent regional demand drivers for this class, directly aligned with local operational constraints and our service ecosystem:

Region	Primary Drivers	SEA LION Service Integration Advantage
Africa	Rugged terrain tolerance; fuel efficiency in remote sites; simplified maintenance for limited technical capacity; corrosion resistance to lateritic soils.	On-ground refurbishment hubs (Nairobi, Johannesburg); localized spare parts depots; operator training for harsh conditions.
Russia	Extreme cold-start reliability (-40°C); reinforced undercarriages for permafrost; low-noise operation for urban compliance; frost-resistant hydraulic systems.	Cold-climate validation testing; dedicated winterization kits; direct SINOTRUK/XCMG parts pipeline via Arctic logistics corridors.
SE Asia	Compact footprint for dense urban sites; monsoon-resistant electrical sealing; high-corrosion protection (saline/humid environments); rapid deployment on soft ground.	Containerized shipment optimization; regional corrosion-proofing protocols; real-time telematics integration for fleet tracking.

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3. SEA LION Partnership Advantage

While not a direct excavator OEM, SEA LION leverages its core competencies as an authorized distributor for XCMG (excavator manufacturer) and logistics specialist to deliver:
– Total Cost of Ownership Reduction: Professional refurbishment of used units extends service life by 3-5 years while meeting OEM safety specs (ISO 20474 compliance).
– Supply Chain Resilience: Global logistics network (RO-RO priority berthing, container consolidation) ensures <30-day delivery to 95% of target regions.
– Transparency: Digital parts traceability (blockchain-verified) and pre-shipment inspection reports eliminate counterfeit component risk.

This model’s preference in target markets stems from proven adaptability to site-specific extremes—coupled with SEA LION’s industrial-grade support infrastructure. Our focus remains on enabling operational continuity through engineered reliability, not transactional sales.

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Report Validity: January 1, 2026 – December 31, 2026 | Revision: 1.0
SEA LION International Trade Co., Ltd. – Engineering Division

Technical Specifications & Parameters

Industrial Specification Report 2026

Prepared for Fleet Managers & Construction Companies
Subject: Technical Specifications – Small Bobcat Excavator (Model: SEA LION BX250)

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Overview

The SEA LION BX250 small excavator is engineered for high performance in confined urban construction, utility trenching, and infrastructure development. Designed for durability and fuel efficiency, this model integrates proven powertrain components and rugged undercarriage systems optimized for variable load conditions and continuous operation.

Below is a detailed technical specification table for the SEA LION BX250, highlighting core mechanical and operational parameters relevant to fleet deployment and worksite planning.

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Technical Specifications – SEA LION BX250 Small Excavator

Parameter	Specification
Model Designation	SEA LION BX250
Engine Model	Weichai WD615 Series (Tier 4 Final Compliant)
Engine Type	6-Cylinder, Water-Cooled, Turbocharged Diesel
Horsepower	184 hp (137 kW) @ 2,200 rpm
Transmission	HW19710 Dual-Clutch Power Shift, 4F/4R
Transmission Type	Synchronized Manual with Electronic Shift Assist
Axle Load (Front)	12,800 kg (28,219 lbs)
Axle Load (Rear)	14,200 kg (31,306 lbs)
Tire Specifications	12.00R20, Radial, Load Range G (16 PR)
Tire Load Index	152/148 (Single/Dual)
Tire Speed Rating	L (120 km/h)
Operating Weight	27,000 kg (59,525 lbs)
Bucket Capacity	1.4 m³ (1.8 yd³) – Standard HE Appliance
Maximum Dig Depth	6,850 mm (22.5 ft)
Fuel Tank Capacity	320 L (84.5 gal)

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Fuel Efficiency Analysis

The Weichai WD615 engine, integrated with HW19710 transmission, delivers optimized fuel consumption through load-sensing hydraulics and intelligent engine mapping. Under mixed-cycle operation (digging, swinging, traveling), the BX250 averages:

• Fuel Consumption: 18.3 L/h (4.8 gal/h) at 75% load
• Idle Consumption: 5.2 L/h (1.4 gal/h)
• Estimated Fuel Efficiency Gain: 12–15% over prior-generation models due to improved combustion efficiency and reduced parasitic losses

The engine’s high-efficiency turbocharger and common rail injection system maintain consistent performance across altitudes up to 3,000 meters, making it suitable for high-elevation construction zones.

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Load Capacity & Operational Performance

The SEA LION BX250 is engineered for high payload tolerance and stability:

• Rated Load Capacity (Boom + Stick): 4,800 kg (10,582 lbs) at optimal radius
• Counterweight Configuration: Integrated rear mass (5,200 kg) ensures stability during lift operations
• Ground Pressure: 58 kPa (8.4 psi) – low ground pressure enhances performance on soft terrain
• Tipping Load (Front, with Bucket): 9,600 kg (21,164 lbs)

The 12.00R20 radial tires provide superior load distribution, heat dissipation, and puncture resistance. Their deep tread pattern ensures reliable traction on mixed surfaces, including gravel, clay, and urban pavement. Dual rear tire setup supports rear axle load under maximum lift conditions.

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Summary for Fleet Deployment

• Durability: WD615 engine and HW19710 transmission are field-proven in heavy-duty applications with MTBF > 12,000 hours
• Serviceability: Centralized maintenance points, 500-hour oil change interval (with approved synthetic)
• Fleet Integration: CANbus 2.0B interface for telematics integration (compatible with major fleet monitoring platforms)

The SEA LION BX250 delivers optimal balance of power, fuel economy, and load-handling capability—making it a strategic asset for high-utilization construction fleets in 2026 and beyond.

Quality Control & Inspection Standards

SEA LION INTERNATIONAL

INDUSTRIAL SPECIFICATION REPORT: MODEL SX-17 MINI EXCAVATOR
EFFECTIVE DATE: JANUARY 1, 2026
TARGET AUDIENCE: FLEET MANAGERS & CONSTRUCTION EQUIPMENT PROCUREMENT

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1. MANUFACTURING QUALITY: CORE STRUCTURAL INTEGRITY

The SX-17 chassis is engineered for extreme durability in unprepared terrain (rock piles, trench edges, uneven fill). SEA LION employs a multi-stage manufacturing protocol validated against ISO 15817:2025 (Earth-Moving Machinery – Structural Requirements).

CHASSIS CONSTRUCTION SPECIFICATIONS

Parameter	Specification	Validation Method	Compliance Standard
Primary Material	ASTM A572 Grade 50 Structural Steel (345 MPa min. yield)	Mill Certificates + In-House Tensile Testing	ASTM A572/A572M
Critical Joint Welding	100% Robotic MIG Welding (ISO 5817:2022 Class B)	Automated X-Ray + Ultrasonic Testing (100% joints)	ISO 3834-2:2023
Frame Reinforcement	Triple-Gusseted Pivot Points; Cross-Braced Undercarriage	FEA Simulation (ANSYS v26.1) @ 150% Rated Load	SEA LION SL-ENG-003
Corrosion Protection	80µm Zinc-Rich Primer + 120µm Polyurethane Topcoat	ASTM B117 Salt Spray Test (1000+ hrs)	ISO 9227:2022
Torsional Rigidity	28.7 kN·m/deg (Measured per ISO 10263-5)	Physical Load Testing on Rigid Test Rig	ISO 10263-5:2025

Key Manufacturing Process Controls:
– Robotic Welding Cells: Maintain ±0.5mm positional accuracy; heat input monitored in real-time to prevent HAZ embrittlement.
– Stress-Relief Annealing: Full-frame thermal treatment at 595°C ±10°C for 2 hours post-welding to eliminate residual stresses.
– Laser Alignment Verification: Critical mounting points (boom, swing bearing, undercarriage) checked to ±0.1mm tolerance.

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2. ENGINE DURABILITY: INDUSTRIAL-GRADE POWERTRAIN

The Tier 5-compliant Yanmar 3TNV88-S engine (18.6 kW) is integrated with SEA LION-specific durability enhancements for continuous heavy-load operation.

ENGINE PRODUCTION & INTEGRATION PROTOCOLS

Component/System	Durability Enhancement	Testing Protocol	Pass/Fail Threshold
Cylinder Block	Hardened Austempered Ductile Iron (ADI) Liners	500-hr Endurance Test @ 105% Max Torque	Max. Bore Wear: 0.05mm
Cooling System	Dual Thermostats; 30% Oversized Core	Thermal Shock Test (-20°C to 105°C x 50 cycles)	Zero Leaks/Deformation
Fuel System	5-Micron Final Filtration; Water Separation	200-hr Dust Ingestion Test (ISO 12103-1)	Injector Flow Deviation < 2%
Mounting System	Hydraulic Dampers (±8mm travel)	Vibration Analysis @ Full Load (SAE J908)	Max. Transmitted G-Force: 8G
Exhaust Manifold	Cast Inconel 625 Alloy	10,000 Thermal Cycle Test	Crack-Free Surface

Key Production Controls:
– Clean Room Assembly: Engine builds conducted in ISO Class 8 clean rooms; particulate counts monitored per ISO 14644-1.
– Torque Sequencing: Critical fasteners (main caps, head bolts) tightened using calibrated DC tools with angle monitoring; data logged per engine VIN.
– Burn-In Protocol: Every engine undergoes 200-hour load bank testing simulating excavation cycles (digging, swinging, idling) before installation.

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3. PRE-DELIVERY INSPECTION (PDI): STRUCTURAL & POWERTRAIN VALIDATION

SEA LION mandates a 42-point PDI checklist focused on structural integrity and engine resilience. All units failing chassis/engine checks are rejected at factory; no field rework permitted.

CRITICAL PDI VERIFICATION STEPS (CHASSIS & ENGINE)

Inspection Phase	Procedure	Tool/Method	Acceptance Criteria
Frame Integrity	Visual + Dye Penetrant Test on all welds	Magnaflux MT-450 + ASME Section V	Zero cracks; porosity < 2mm diameter
Undercarriage	Measure track frame deflection under max load	Laser Alignment System (Leica Nova MS60)	Deflection ≤ 1.5mm per meter length
Engine Mounts	Check preload torque + damper function	Hydraulic Torque Wrench (±1% accuracy)	Torque: 180 Nm ±5%; no fluid leakage
Coolant System	Pressure test at 1.8x operating pressure	Digital Pressure Decay Tester	Zero pressure loss over 30 minutes
Operational Load	Max digging force test on rock pile (20 cycles)	Onboard Telemetry + Strain Gauges	No audible chassis flex; oil temp ≤ 105°C

PDI Enforcement:
– Digital Audit Trail: All PDI data (torque values, test durations, thermal images) linked to unit VIN via blockchain-secured SEA LION Quality Ledger.
– Rough Terrain Simulation: Final validation on SEA LION’s 1.2km “Proving Ground” course featuring:
– 450mm vertical obstacles
– 35° side slopes (gravel/rock)
– 200mm trench crossings
– Rejection Criteria: Any chassis distortion > 2mm, engine oil consumption > 0.3% of fuel burn, or coolant pressure loss > 5 kPa.

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4. OPERATIONAL WARRANTY IMPLICATIONS

Units passing SEA LION’s 2026 manufacturing/PDI protocols qualify for:
– 5-Year Structural Frame Warranty (Covers cracks/failures under rated load).
– 3,000-Hour Powertrain Warranty (Covers engine block, head, crankshaft failures due to material/assembly defects).
Exclusions: Abuse, improper maintenance, non-SEA LION fluids, or unauthorized modifications.

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SEA LION ENGINEERING VALIDATION: SL-ENG-003-2026 REV 4.1
Data reflects production units from Q1 2026. SEA LION International reserves the right to update specifications without notice to comply with evolving safety and environmental standards.

Shipping & Logistics Solutions

Industrial Specification Report 2026

Prepared for: Fleet Managers & Construction Companies
Subject: Logistics Solutions for Exporting Small Bobcat Excavators from China

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Executive Summary

This report evaluates three primary maritime transport methods—Roll-on/Roll-off (RO-RO), Bulk Cargo, and Flat Rack container shipping—for the export of small bobcat excavators (operating weight: 1.5–3.5 tonnes) from manufacturing hubs in China (e.g., Qingdao, Shanghai, Nantong) to global construction markets. The analysis includes cost efficiency, equipment protection, transit reliability, and corrosion mitigation, with specific emphasis on wax-based anti-corrosion treatment for seawater exposure.

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Equipment Specifications: Small Bobcat Excavator

Parameter	Specification
Operating Weight	1.5 – 3.5 tonnes
Dimensions (L × W × H)	3.2 m × 1.6 m × 2.4 m (avg.)
Undercarriage Type	Rubber or steel tracks
Fuel Status for Shipping	Drained or minimal (per IMDG Class 3)
Pre-Shipment Preparation	Cleaned, secured, wax-sprayed

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Comparative Shipping Methods

Criteria	RO-RO (Roll-on/Roll-off)	Bulk Cargo (Loose Stowage)	Flat Rack Container (20′ or 40′)
Loading Mechanism	Self-propelled or towed onto vessel	Lifted via crane, stowed in hold	Lifted onto open-sided flat rack
Securing Method	Chocked wheels, lashed to deck points	Wooden cradles, steel strapping	Welded or bolted to frame, lashed
Protection from Elements	Exposed to salt spray, partial cover	High exposure (no containment)	Covered tarp optional; partial exposure
Corrosion Risk	High (direct seawater contact)	Very High	Moderate (with wax & tarp)
Transit Time (China–EU/US)	28–35 days	30–40 days	28–35 days
Port Infrastructure	Requires RO-RO terminal	Standard bulk terminal	Standard container terminal
Cost (USD/unit)	$850 – $1,100	$600 – $900	$1,300 – $1,800
Damage Risk	Low (minimal handling)	High (multiple lifts, shifting)	Low to Moderate
Insurance Complexity	Moderate	High	Moderate
Best Suited For	High-volume, operational units	Non-operational, stripped units	High-value, corrosion-sensitive units

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Corrosion Protection: Wax Spraying Protocol

To mitigate saltwater-induced corrosion during ocean transit, SEA LION International recommends the application of a temporary wax-based protective coating on all exposed metal surfaces, including:

• Undercarriage frames
• Hydraulic cylinder rods (post-sealed)
• Track links and rollers
• Unpainted steel fasteners

Wax Spraying Specifications

Parameter	Requirement
Coating Type	Solvent-based, hydrophobic wax emulsion
Application Method	High-pressure spray (min. 2,000 psi)
Film Thickness	25–50 µm (uniform coverage)
Drying Time	4–6 hours at 25°C
Salt Spray Resistance	ASTM B117: 240+ hours
Removability	Biodegradable solvent or steam wash
Certification	ISO 12944-2:2017 (C3–C4 marine zones)

Note: Wax treatment is strongly advised for RO-RO and Bulk Cargo shipments due to prolonged exposure. Flat Rack units benefit significantly when combined with waterproof tarping.

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Recommendations

Scenario	Recommended Method	Rationale
High-volume export of operational units	RO-RO	Cost-effective, minimal handling, fast turnaround
Non-operational or disassembled units	Bulk Cargo	Lower cost; suitable for scrap or rebuild markets
Premium units to corrosive environments	Flat Rack + Wax + Tarp	Maximum protection, traceability, and presentation
Mixed fleet with varied dimensions	Flat Rack	Flexibility in securing irregular loads

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Conclusion

For construction firms and fleet managers sourcing small bobcat excavators from China, RO-RO offers the optimal balance of cost and efficiency for standard operational units. However, Flat Rack shipping with wax-based corrosion protection is the superior choice for long-term asset integrity, especially in high-humidity or coastal deployment zones. Bulk Cargo remains viable only for low-cost, non-critical shipments where post-delivery refurbishment is planned.

SEA LION International advises integrating mandatory pre-shipment wax coating across all transport modes to extend equipment service life and reduce warranty claims.

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Document Control: SEA-LION-ISR-2026-LOG-EXC-001
Revision: 1.2 | Effective Date: 2026-04-01