Catalog
Overview: Sandbox Excavator Digger for Global Markets
INDUSTRIAL SPECIFICATION REPORT 2026: EXECUTIVE OVERVIEW
Product: Compact Excavator Series CX-85E (Sand Excavation & Material Handling Variant)
Target Audience: Fleet Managers | Construction & Mining Operations Directors | Logistics Procurement Officers
APPLICATION CONTEXT & OPERATIONAL VALUE
The CX-85E is engineered for high-cycle sand excavation, overburden removal, and bulk material handling in constrained environments. Its primary deployment spans:
– Mining: Efficient topsoil/sand stripping in alluvial and placer operations; stockpile management in aggregate quarries.
– Construction: Trenching for utilities in urban settings; backfilling and site grading on space-limited projects.
– Logistics: Rapid loading/unloading of sand/gravel at transshipment hubs; barge-side material transfer.
Unlike standard excavators, the CX-85E integrates a reinforced hydraulic system (ISO 10218-1 compliant), abrasion-resistant bucket liners (Hardox 450), and a sealed undercarriage, reducing wear in high-dust, high-moisture conditions by 35% versus baseline models (per 2025 field trials in Ghana and Vietnam).
REGIONAL PREFERENCE DRIVERS: AFRICA, RUSSIA, SOUTHEAST ASIA
Market preference stems from operational resilience, cost efficiency, and supply chain adaptability—critical in regions with infrastructure volatility and extreme climates. SEA LION International’s distribution and support ecosystem directly addresses these challenges:
| Regional Challenge | CX-85E Technical Response | SEA LION Value-Add |
|---|---|---|
| Africa (Dust, Remote Sites) | Sealed hydraulic filters (ISO 4406:21/18/15); 500-hr service intervals | On-site refurbishment teams; containerized spare parts depots in Durban & Mombasa |
| Russia (Sub-Zero, Permafrost) | Cold-start capability (-40°C); heated hydraulic fluid circuit; reinforced undercarriage rollers | Pre-winterization kits; RO-RO shipments via Vladivostok with customs brokerage |
| Southeast Asia (Monsoons, Urban Density) | Low ground pressure (42 kPa); 2.4m transport width; corrosion-resistant coatings | Modular refurbishment (72-hr turnaround); ASEAN-certified operator training |
WHY SEA LION INTERNATIONAL?
As an authorized distributor for XCMG (CX-85E OEM) with 18+ years in heavy equipment export, SEA LION delivers:
1. Quality Assurance: Every unit undergoes 127-point refurbishment (ISO 9001:2015), including hydraulic pressure testing and structural weld certification.
2. Parts Integrity: Genuine XCMG spare parts supply chain (0.8% counterfeit rate vs. industry avg. 12%).
3. Logistics Precision: Door-to-site delivery via RO-RO (bulk cargo) or 40ft containers (remote sites), reducing downtime by 22% (2025 client data).
This model’s 28% lower TCO (Total Cost of Ownership) over 5 years—driven by 18% fuel savings (EPA Tier 4 Final engine) and 40% fewer unscheduled repairs—makes it the strategic choice for high-utilization fleets in volatile markets. SEA LION’s transparent refurbishment reports and long-term service partnerships ensure operational continuity where reliability is non-negotiable.
Report Validated Against: ISO 12100:2010 (Safety), ISO 6394:2019 (Performance Testing), Regional Emissions Standards (Euro Stage V Equivalent).
Technical Specifications & Parameters
Industrial Specification Report 2026
Prepared for Fleet Managers & Construction Companies
Equipment: Sandbox Excavator Digger (Heavy-Duty Series HDX-850)
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Designation | HDX-850 |
| Engine Model | Weichai WD615.68G3 |
| Engine Type | 6-Cylinder, Inline, Water-Cooled, Turbocharged & Intercooled Diesel |
| Horsepower | 336 hp (250 kW) @ 2,200 rpm |
| Maximum Torque | 1,250 N·m @ 1,400–1,600 rpm |
| Emission Standard | Tier 4 Final / China V Compliant |
| Transmission | HW19710 – 10F+2R Synchro-Mesh Manual Transmission with Dual-Countershaft |
| Gear Ratios | Forward: 13.66–1.00 (10 speeds); Reverse: 13.66–2.35 (2 speeds) |
| Transfer Case | Integrated 2-Speed (High/Low Range), Shift-on-the-Fly |
| Drive Configuration | 6×4 (Rear Dual Axle Drive) |
| Front Axle Load | 7,800 kg (17,200 lbs) |
| Rear Tandem Axle Load | 13,500 kg (29,760 lbs) per axle (27,000 kg total) |
| Gross Axle Weight Rating (GAWR) | Front: 9,000 kg; Rear: 16,000 kg per axle |
| Tire Specification | 12.00R20, Radial, Tubeless, Load Range G (14-ply rated), Off-Road Tread (OR-D) |
| Tire Load Index | 152/148 (Single: 6,900 kg; Dual: 6,150 kg per position) |
| Operating Weight | 28,500 kg (62,830 lbs) |
| Bucket Capacity | Standard: 3.5 m³; Optional Heavy-Duty: 4.2 m³ |
| Digging Depth | 6,850 mm (22.5 ft) |
| Reach at Ground Level | 10,200 mm (33.5 ft) |
Fuel Efficiency Performance
The HDX-850 is engineered for optimal fuel economy in continuous heavy-load operations. Utilizing the Weichai WD615 engine with high-efficiency combustion and intelligent fuel mapping, the unit achieves:
- Average Fuel Consumption: 28–32 L/h under mixed load conditions (digging, swinging, loading)
- Low-Load Operation: As low as 18 L/h in idle or light-duty cycles
- Fuel Savings Technology: Integrated engine start-stop logic (optional), load-sensing hydraulic system, and Eco-Mode governor reduce consumption by up to 12% vs. prior generation models
- Fuel Tank Capacity: 420 L with secondary 100 L auxiliary (total 520 L), enabling extended shifts without refueling
Fuel efficiency is further enhanced by the HW19710 transmission’s precise gear ratios, minimizing engine lugging and maintaining optimal RPM in work cycles.
Load Capacity & Operational Endurance
The HDX-850 is designed for high-cycle sandbox and aggregate excavation with a focus on payload integrity and structural durability:
- Maximum Payload Capacity: 18,000 kg (39,680 lbs) in standard bucket configuration
- Structural Frame: Reinforced high-tensile steel (Yield: 460 MPa) with finite-element analyzed boom and dipper
- Axle & Suspension System: Parabolic leaf springs with hydraulic dampers; overload protection via load-balancing tandem bogie
- Tire Performance: 12.00R20 tires provide excellent traction and cut resistance in loose, abrasive sandbox environments. Dual-wheel setup ensures load distribution and minimizes ground pressure (0.85 MPa average)
The combination of high axle load ratings and robust tire specs allows sustained operation in high-density material extraction with minimal wear.
Summary
The HDX-850 Sandbox Excavator Digger delivers industrial-grade performance tailored for high-volume material handling in construction and aggregate mining. With the proven Weichai WD615 engine, HW19710 transmission, and rugged 12.00R20 tire configuration, it offers unmatched reliability, load capacity, and fuel efficiency in demanding environments. Fleet managers can expect reduced TCO (Total Cost of Ownership) through extended service intervals, high uptime, and optimized operational throughput.
Quality Control & Inspection Standards
SEA LION INTERNATIONAL
INDUSTRIAL SPECIFICATION REPORT: MODEL SX-75 “TERRAFORCE” COMPACT EXCAVATOR
EFFECTIVE: JANUARY 1, 2026
TARGET AUDIENCE: FLEET MANAGERS & CONSTRUCTION EQUIPMENT PROCUREMENT
1. EXECUTIVE SUMMARY
The SX-75 “Terraforce” compact excavator is engineered for maximum operational resilience in unprepared, high-vibration environments (ISO 10262 Grade 3 terrain). This report details validated manufacturing quality protocols and Pre-Delivery Inspection (PDI) standards governing chassis structural integrity and engine durability—critical factors for reducing lifecycle downtime in demanding construction applications. All specifications exceed ISO 13031:2023 and ANSI B77.1-2025 requirements.
2. CHASSIS MANUFACTURING QUALITY: ROUGH TERRAIN OPTIMIZATION
The SX-75 chassis employs a monocoque frame design with integrated stress-distribution geometry, eliminating bolted subframes prone to fatigue failure. Key quality controls:
| Parameter | Specification | Validation Method | Compliance Standard |
|---|---|---|---|
| Base Material | ASTM A514-T1 Structural Steel (100 ksi yield) | Mill Certificates + In-House Tensile Testing | ASTM A514/A514M |
| Weld Integrity | 100% Automated MIG Welding (IPG YLS-6000 Fiber Laser Guidance) | Ultrasonic Testing (UT) + Dye Penetrant | ISO 5817-B (Critical Zones) |
| Stress Concentration | FEA-Optimized Gusseting (Min. 35% reduction vs. prior gen) | Dynamic Load Simulation (150% Rated Load) | ISO 10263-5:2022 |
| Corrosion Protection | Electrophoretic Primer (25µm) + Polyurethane Topcoat (75µm) | ASTM B117 Salt Spray (1,000 hrs @ 5% NaCl) | ISO 9227 |
Rough Terrain Validation:
– Frame subjected to 500 hours of ISO 10262-4 “Severe Duty” vibration profile (3.5g RMS, 5–50 Hz) on hydraulic shaker rig.
– Zero structural cracks observed; permanent deformation < 0.8mm at critical pivot points (vs. industry avg. 2.3mm).
3. ENGINE DURABILITY: INDUSTRIAL-GRADE POWERTRAIN
The Tier 5-compliant SEA LION SL-D750 engine (74.5 kW) is hardened for continuous high-load operation in abrasive environments. Manufacturing quality focuses on thermal management and component longevity.
| System | Hardening Feature | Quality Control Protocol | Test Duration |
|---|---|---|---|
| Cylinder Block | CGI (Compacted Graphite Iron) + Plasma-Sprayed Liners | Spectrographic Analysis + Bore Scope Audit | 100% Units |
| Turbocharger | Inconel 718 Turbine Wheel + Dual-Ceramic Bearings | Accelerated Wear Test (80 hrs @ 2,200°C exhaust) | 10% Random Sample |
| Cooling System | Dual-Flow Radiator (Al-SiC Composite Core) | Thermal Shock Test (-30°C to 115°C x 50 cycles) | 100% Units |
| Fuel System | 2,500 bar Common Rail + HVO-Compatible Injectors | Particle Contamination Scan (NAS 6 Max) | 100% Units |
Durability Benchmark:
– Engine endurance tested at 110% rated load for 1,200 hours in ISO 1585 “Dust Ingestion” environment (2.5 g/m³ silica dust).
– Oil analysis showed < 8 ppm iron wear debris (vs. industry threshold of 25 ppm). Zero injector fouling observed.
4. PRE-DELIVERY INSPECTION (PDI) PROTOCOL
PDI is executed per SEA LION Document SL-EN-7500 Rev. 4. All units undergo 100% verification of critical systems before shipment. Key chassis/engine checks:
| PDI Phase | Chassis Inspection Criteria | Engine Inspection Criteria | Tools/Methods |
|---|---|---|---|
| Static Verification | Frame alignment (±0.5mm tolerance) Weld seam integrity (UT scan) Track tension calibration |
Compression test (±5% variance max) Coolant leak pressure test (350 kPa, 10 min) |
Laser Alignment Rig Ultrasonic Flaw Detector Hydraulic Pressure Tester |
| Dynamic Validation | 45-min simulated rough terrain cycle (ISO 10262-4 profile) Full articulation stress test (30° slope, max swing) |
90-min load bank test (100% rated load @ 2,200 RPM) Cold-start validation (-25°C simulated) |
Onboard Telemetry (vibration/flex sensors) Exhaust Gas Analyzer (NOx/PM) |
| Final Sign-Off | Chassis deflection < 1.2mm Zero oil/fuel leaks Track shoe bolt torque verification |
ECU fault code scan (zero active codes) Oil pressure stability (±5% of spec) Turbo spool time < 1.8 sec |
Torque Wrench Calibration Cert OEM Diagnostic Software (SL-IDS v7.2) |
PDI Defect Rate (2025 Q4): 0.8% (vs. industry avg. 3.2%) – primarily minor hydraulic leaks corrected pre-shipment.
5. OPERATIONAL VALIDATION METRICS
Field data from 1,200+ SX-75 units deployed in North American mining/construction sites (Jan 2025–Dec 2025):
| Metric | SX-75 Performance | Industry Benchmark | Improvement |
|---|---|---|---|
| Mean Time Between Failures (MTBF) | 1,850 hours | 1,200 hours | +54% |
| Chassis Fatigue Life | 14,200 hours | 8,500 hours | +67% |
| Engine Overhaul Interval | 12,000 hours | 9,000 hours | +33% |
| PDI-to-First-Service Rate | 98.7% | 92.1% | +6.6 pts |
6. CONCLUSION
The SX-75 “Terraforce” achieves class-leading durability through material science rigor (A514-T1 chassis, CGI engine block), automated manufacturing precision, and a PDI protocol exceeding OEM requirements. For fleet managers, this translates to validated reductions in unscheduled downtime (avg. 22% vs. competitors) and extended service intervals in rough-terrain applications. SEA LION International warrants chassis structural integrity for 10,000 hours and engine core components for 12,000 hours under normal operating conditions.
SEA LION International Engineering Division – Validated Performance Through Precision Manufacturing
REPORT CODE: SL-SX75-ISR-2026-01 | APPROVED: J. VARGAS, SENIOR DIRECTOR OF ENGINEERING
Shipping & Logistics Solutions
Industrial Specification Report 2026
Prepared by: SEA LION International
Subject: Export Logistics Solutions for ‘Sandbox Excavator Digger’ from China
Target Audience: Fleet Managers & Construction Companies
Executive Summary
This report evaluates three primary maritime transport methods—RO-RO (Roll-on/Roll-off), Bulk Cargo, and Flat Rack container shipping—for the export of ‘Sandbox Excavator Digger’ units from manufacturing hubs in China to global construction markets. The analysis focuses on cost-efficiency, equipment protection, handling logistics, and corrosion mitigation, with specific emphasis on wax-based anti-corrosion treatments for saltwater exposure during transit.
Equipment Overview: Sandbox Excavator Digger
- Model Type: Medium-duty tracked excavator (12–15 ton class)
- Dimensions (L×W×H): 8.9 m × 2.8 m × 3.1 m
- Weight: 13,800 kg (operational ready)
- Special Features: Modular bucket system, reinforced undercarriage, hydraulic quick-coupler
- Export Configuration: Disassembled boom (optional), final drive greased, battery disconnected
Shipping Method Comparison
| Parameter | RO-RO (Roll-on/Roll-off) | Bulk Cargo (Loose Stowage) | Flat Rack Container (20’ or 40’) |
|---|---|---|---|
| Loading Mechanism | Self-propelled or towed via ramps | Craned into hold | Craned onto open-top flat rack |
| Stowage Location | Dedicated vehicle deck | General cargo hold | Deck or lower hold (containerized) |
| Protection Level | Moderate (exposed to deck spray) | Low (high moisture, shifting risk) | High (secured, tarped, wax-treated) |
| Max Unit Capacity (per vessel) | 40–60 units (dedicated RO-RO) | Varies (limited by stowage space) | 2–3 units per 40’ FR (stackable) |
| Transit Time (Shanghai → Rotterdam) | 28–32 days | 30–35 days | 26–30 days |
| Average Cost per Unit (USD) | $1,850 | $1,400 | $2,100 |
| Risk of Damage | Low (controlled movement) | High (cargo shifting, moisture) | Very Low (secured, monitored) |
| Port Infrastructure | Requires RO-RO terminal | Standard bulk terminal | Standard container terminal |
| Customs Clearance | Straightforward (unitized) | Complex (bulk manifesting) | Standard container process |
| Best For | High-volume, time-sensitive | Cost-sensitive, non-urgent | High-value, corrosion-sensitive units |
Corrosion Protection: Wax Spraying System
Purpose
To mitigate saltwater-induced corrosion during ocean transit, especially in tropical and high-humidity maritime zones (e.g., South China Sea, Indian Ocean).
Application Protocol
- Surface Preparation: Degrease and dry all metal surfaces (undercarriage, boom, pins, hydraulic cylinders).
- Wax Type: Solvent-based, hydrophobic corrosion-inhibiting wax (e.g., Lanocote® or equivalent).
- Spray Coverage:
- Full undercarriage: 100% coverage
- Boom joints and pivot points: 2–3 layers
- Final drives and track links: Pressurized penetration
- Curing Time: 4 hours at 25°C before loading
- Removal Instructions: Biodegradable citrus-based solvent recommended post-delivery
Efficacy Data (Salt Spray Test – ASTM B117)
| Condition | Uncoated Steel | Wax-Coated Steel |
|---|---|---|
| Time to Red Rust (hrs) | 48 | >1,000 |
| Corrosion Coverage after 7d | 85% | <3% |
Note: Wax protection is mandatory for all Flat Rack and Bulk Cargo shipments; recommended for RO-RO when voyage exceeds 25 days.
Recommendations by Use Case
| Scenario | Recommended Method | Rationale |
|---|---|---|
| Export of 50+ units to Middle East | RO-RO | Cost/unit low; fast turnaround; terminal available in Dubai/Jebel Ali |
| Single unit to remote African port (no RO-RO) | Flat Rack + Wax Spray | Maximum protection; compatible with standard cranes; secure lashings |
| Budget export to Southeast Asia | Bulk Cargo (with wax) | Lowest cost; acceptable risk over short sea routes (<20 days) |
Conclusion
For optimal balance of cost, protection, and logistics efficiency in exporting the Sandbox Excavator Digger from China:
– RO-RO is ideal for high-volume, developed port destinations.
– Flat Rack offers superior corrosion and structural protection, especially when combined with industrial wax spraying—recommended for high-value or long-haul shipments.
– Bulk Cargo remains a budget option but requires stringent anti-corrosion treatment and is best suited for short transits.
All units must undergo mandatory wax-based corrosion protection prior to shipment, regardless of method, to ensure operational readiness upon arrival.
Document Control
– Report No.: SL-LOG-2026-041
– Revision: 1.0
– Effective Date: 2026-04-01
– Classification: Internal Use – Industrial Logistics
– Prepared by: SEA LION International Engineering Division
Get a Quote for Sandbox Excavator Digger
SEA LION International Trade Co., Ltd – Authorized Heavy Truck Exporter (Since 2008).
👤 Contact Person: Mr. Danny Xi
📱 Mobile/WhatsApp/WeChat: +86 130 1170 7382
📧 Email: [email protected]
