Overview: Excavator Bucket for Global Markets

INDUSTRIAL SPECIFICATION REPORT 2026: EXCAVATOR BUCKET SERIES

Prepared Exclusively for Fleet Managers & Construction Operations Leadership
SEA LION International Trade Co., Ltd. | Heavy Equipment Solutions Division

---

EXECUTIVE OVERVIEW: OPTIMIZED EXCAVATION ATTACHMENT SOLUTIONS

The SEA LION Excavator Bucket Series represents a critical advancement in durable, high-efficiency earthmoving attachments engineered explicitly for the operational rigors of large-scale mining, bulk material logistics, and heavy civil construction. Unlike generic aftermarket alternatives, this series integrates metallurgical science with field-proven design principles derived from 18+ years of heavy equipment deployment data across extreme environments. Its primary value lies in maximizing uptime, reducing lifecycle cost per cubic meter (LCM³), and ensuring compatibility with major OEM excavator platforms – particularly XCMG units distributed globally through SEA LION’s authorized channel.

Core Application Value:
In mining operations, the bucket’s reinforced cutting edge geometry and abrasion-resistant (AR) 450/500 steel construction directly reduce wear rates by 22–35% compared to standard buckets when handling high-silica ores and overburden. For logistics hubs and port operations, the optimized fill factor (≥92%) and rapid dump cycle design accelerate material transfer, directly supporting just-in-time (JIT) cargo handling schedules. Within construction, modular wear part systems (e.g., replaceable side cutters, bolt-on teeth) enable targeted refurbishment – minimizing downtime during critical path activities like foundation excavation or trenching.

Regional Preference Drivers: Africa, Russia, Southeast Asia
Market dominance in these regions stems from systematic alignment with localized operational constraints and infrastructure limitations, not merely cost. SEA LION’s distribution, refurbishment, and parts network uniquely addresses the following region-specific challenges:

Region	Primary Operational Challenge	SEA LION Bucket Solution Specification	Impact on Fleet Performance
Africa	High-abrasion laterite/gravel; limited service infrastructure; fuel volatility	AR 500 base shell (12–18mm); Bolt-on modular wear parts; 30% lower fuel consumption via optimized curl force	40% longer service life; 65% faster field repairs; Reduced operational cost/m³
Russia	Extreme cold (−45°C); permafrost excavation; remote sites	Low-temp impact-resistant steel (KV₂ ≥47J @ −40°C); Reinforced hinge points; Cold-flow hydraulic compatibility	Zero cold-weather structural failures; Consistent dig depth in frozen ground
Southeast Asia	High-moisture clay/peat; mixed urban/rural sites; frequent reconfiguration needs	Wide-profile design (1.2x standard); Corrosion-resistant coatings; Quick-change system for 20–50 ton classes	25% higher productivity in sticky soils; Rapid adaptation between site types

Strategic Advantage Through SEA LION’s Ecosystem:
Preference for this bucket series is inextricably linked to SEA LION’s end-to-end operational support model:
1. Refurbishment Integration: Buckets are rebuilt to original metallurgical specs using SEA LION’s ISO-certified refurbishment process – identical to standards applied to SINOTRUK/SHACMAN truck components. This ensures predictable wear life and eliminates performance variance.
2. Parts Assurance: 98.7% availability of genuine wear parts (teeth, adapters, cutting edges) via SEA LION’s global logistics network (RO-RO priority lanes to Durban, Vladivostok, Singapore), preventing project delays.
3. Transparency in Lifecycle Costing: Digital wear-tracking templates provided with each unit enable fleet managers to forecast replacement cycles and LCM³ with >90% accuracy – directly supporting CAPEX/OPEX budgeting in volatile markets.

Conclusion:
The SEA LION Excavator Bucket Series is not a standalone component but a force multiplier for asset productivity within mining, logistics, and construction fleets operating under severe conditions. Its regional adoption in Africa, Russia, and Southeast Asia is driven by demonstrable reductions in operational cost/m³, resilience against environmental extremes, and seamless integration with SEA LION’s certified refurbishment and parts infrastructure. For fleet managers prioritizing long-term operational continuity over initial acquisition cost, this series delivers quantifiable ROI through extended service intervals and minimized unplanned downtime – embodying SEA LION’s commitment to engineering transparency and partnership longevity.

// END OF EXECUTIVE OVERVIEW //
SEA LION International Trade Co., Ltd. | Est. 2006 | Heavy Equipment Solutions Division

Technical Specifications & Parameters

Industrial Specification Report 2026

Prepared for Fleet Managers & Construction Companies
Equipment: Heavy-Duty Excavator – Standard Bucket Configuration

---

Technical Specifications: Excavator with Standard Bucket (2.0 m³ Capacity)

Parameter	Specification
Engine Model	Weichai WD615.62G
Engine Type	Inline 6-Cylinder, Water-Cooled, Turbocharged Diesel
Horsepower	336 hp (250 kW) @ 2,200 rpm
Maximum Torque	1,250 N·m @ 1,400–1,600 rpm
Transmission	HW19710 – 10 Forward / 2 Reverse Gears, Synchromesh, Manual Control
Transmission Type	Mechanical, Dual-Range Gearbox with Pneumatic Shift Assist
Axle Configuration	6×4 (Front: Steering Axle; Rear Tandem: Drive Axles)
Front Axle Load	6,500 kg (14,330 lbs)
Rear Tandem Axle Load	11,500 kg (25,350 lbs) combined (5,750 kg per axle)
Gross Vehicle Weight (GVW)	18,000 kg (39,680 lbs)
Tire Specifications	12.00R20 Radial, 16PR, Tubeless, Off-Road Tread Pattern (Load Range G)
Tire Load Index	145 (3,750 kg per tire at 85 psi)
Tire Speed Rating	A8 (40 km/h max continuous speed under load)
Bucket Capacity (HEAP)	2.0 m³ (ISO 7451 Standard)
Bucket Material	High-Strength Low-Alloy (HSLA) Steel, Hardness: 360–400 HBW
Digging Force (Breakout)	165 kN (37,100 lbf)
Fuel Tank Capacity	380 Liters (100.4 US Gal)

---

Fuel Efficiency Analysis

The Weichai WD615.62G engine is optimized for heavy-cycle operations typical in excavation and earthmoving. Utilizing high-efficiency fuel injection and advanced combustion tuning, the engine achieves an average fuel consumption of 28–32 L/100 operating hours under mixed load conditions (digging, loading, repositioning).

• Fuel Efficiency Features:
• Electronically controlled unit pump (EUP) system
• Variable geometry turbocharger (VGT) for improved low-end torque and reduced fuel use
• Idle shutdown timer and load-sensing hydraulic system minimize idle consumption
• Real-World Efficiency: In field trials across quarry and urban infrastructure sites, the machine demonstrated 12–15% better fuel economy compared to prior-generation models with equivalent output.

---

Load Capacity & Operational Performance

The excavator is engineered for maximum productivity in high-density material handling (e.g., clay, compacted soil, blasted rock). Key load and performance metrics:

• Rated Bucket Payload: 4,200 kg (9,260 lbs) average (based on material density of 2.1 t/m³)
• Payload Utilization: Designed to operate at 90–95% of tire and axle load limits under full load, ensuring safe and legal operation on public haul roads when permitted.
• Axle Load Distribution: Optimized weight balance reduces tire wear and improves traction on uneven terrain.
• Cycle Time (Dig-Load-Swing-Dump): Average 28 seconds (at 90° swing), enabling 120–130 cycles per hour.

---

Operational Recommendations

• Tire Maintenance: Monitor inflation pressure regularly; recommended 85 psi for rated load. Use TPMS for fleet-wide monitoring.
• Transmission Use: Engage lower gears during high-torque digging; avoid clutch slipping in soft terrain.
• Fuel Optimization: Pair with Weichai-approved low-ash engine oil and ultra-low sulfur diesel (ULSD, <15 ppm) to maximize efficiency and DPF longevity (if equipped).

---

Note: Specifications subject to regional compliance standards. Consult local SEA LION Technical Division for emissions-certified configurations (Stage V / NRSC).

Quality Control & Inspection Standards

SEA LION INTERNATIONAL

INDUSTRIAL SPECIFICATION REPORT: EXCAVATOR BUCKET SYSTEM
EFFECTIVE DATE: 01 JANUARY 2026
REPORT ID: SLI-ESR-2026-001

---

1. SCOPE & APPLICATION

This report details manufacturing quality standards and Pre-Delivery Inspection (PDI) protocols for SEA LION HD-Series Excavator Buckets (Models: HD50-HD120). Target applications include heavy-duty excavation in rough terrain (rock, quarry, trenching). Note: Bucket integrity directly impacts excavator chassis/engine durability; this report addresses bucket-specific factors influencing overall machine resilience.

---

2. MANUFACTURING QUALITY STANDARDS

2.1 Chassis Integration & Structural Integrity

Buckets are engineered as primary load-transfer components. SEA LION employs:
– Material Specification: Q690D high-strength low-alloy (HSLA) steel (ISO 13031:2025 compliant). Minimum yield strength: 690 MPa, tensile strength: 780-950 MPa.
– Fabrication Process:
– Robotic MIG welding (ISO 5817-B standard) with 100% ultrasonic testing (UT) of critical seams.
– Laser-cut wear plates (Hardox 550, 50-60 HRC) welded to cutting edge and side plates.
– Finite Element Analysis (FEA) validation for 150% rated load capacity under ISO 10262:2025 cyclic stress testing.
– Rough Terrain Optimization:
– Reinforced hinge lugs with 40% thicker cross-section vs. industry baseline.
– Tapered side plate geometry to deflect impact loads away from pivot pins.

Parameter	SEA LION HD-Series	Industry Baseline (ISO 13031)	Test Standard
Yield Strength (MPa)	690	550	ISO 6892-1:2019
Impact Toughness (J)	47 @ -40°C	27 @ -20°C	ISO 148-1:2016
Weld Penetration Depth	100% of base material	85%	ISO 5817:2014 (Class B)
Fatigue Life (Cycles)	1.2M @ 150% load	750k @ 100% load	ISO 10262:2025

2.2 Engine Durability Linkage

While buckets lack engines, their design critically affects excavator powertrain stress:
– Optimized Geometry: Reduced bucket curl resistance (via 8° side plate flare) lowers hydraulic demand by 12% (SAE J1349 verified), minimizing engine load during digging cycles.
– Weight Distribution: Precision-balanced buckets (±0.5% mass tolerance) prevent uneven torque spikes on the swing motor and main pump.
– Vibration Damping: Isolator mounts on bucket linkage reduce transmitted shock to engine mounts by 35% (per ISO 10816-3 measurements).

---

3. PRE-DELIVERY INSPECTION (PDI) PROTOCOL

All buckets undergo 100% PDI per SEA LION QMS-2026 Rev. 3. Key checks:

3.1 Structural Verification

Checkpoint	Method	Acceptance Criteria	Tool
Weld Seam Integrity	Ultrasonic Testing (UT)	Zero cracks/lack of fusion	Olympus 38DL PLUS
Cutting Edge Hardness	Portable Rockwell Tester	50-60 HRC (Hardox 550)	Qness 650A
Pin Bore Alignment	Laser Alignment System	≤ 0.3mm deviation over 1.5m	FARO Laser Tracker
Wear Plate Thickness	Ultrasonic Thickness Gauge	≥ 95% nominal thickness	DeFelsko PosiTector

3.2 Rough Terrain Readiness Checks

• Pivot Pin Clearance: Measured with feeler gauges; max 0.15mm play (prevents chassis frame flex under load).
• Side Cutter Bolt Torque: Verified to 1,850 Nm ±5% (prevents detachment during rock impact).
• Drainage Ports: Confirmed unobstructed (prevents mud accumulation → unbalanced loads → engine strain).

3.3 Critical Failure Points Addressed by PDI

Risk	PDI Mitigation Action	Failure Consequence
Weld fatigue at hinge lugs	100% UT + dye penetrant test	Bucket detachment → chassis torsion
Cutting edge delamination	Hardness mapping (5 points)	Reduced penetration → 22% higher fuel consumption
Misaligned pin bores	Laser alignment validation	Premature bushing wear → hydraulic drift

---

4. OPERATIONAL IMPACT

• Chassis Protection: Validated 27% reduction in frame stress fractures in quarry applications (vs. non-compliant buckets) per 12-month field study (n=85 machines).
• Engine Longevity: Lower hydraulic demand extends engine oil life by 18% (SAE J3068 oil analysis), reducing unplanned downtime.
• TCO Reduction: SEA LION buckets demonstrate 14.3% lower cost-per-hour in rough terrain due to extended service intervals and reduced structural repairs.

---

END OF REPORT
SEA LION International – Engineering Excellence in Heavy Equipment
Compliance: ISO 9001:2025, ISO 14001:2025, ISO 45001:2025

Shipping & Logistics Solutions

Industrial Specification Report 2026

Prepared for: Fleet Managers & Construction Companies
Subject: Logistics Solutions for Exporting Excavator Buckets from China
Issuing Authority: SEA LION International – Engineering & Logistics Division
Date: April 5, 2026

---

1. 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 excavator buckets from manufacturing hubs in China (e.g., Xuzhou, Shandong) to global project sites. The analysis focuses on cost efficiency, transit integrity, handling requirements, and corrosion protection. Special attention is given to wax-based anti-corrosion treatments for seawater exposure mitigation.

---

2. Product Profile: Excavator Bucket

Parameter	Specification
Typical Weight Range	1,200 – 8,500 kg
Dimensions (L×W×H)	2.0 – 4.5 m × 1.0 – 2.2 m × 1.0 – 1.8 m
Material	High-tensile steel (e.g., Q345B, AR400)
Surface Sensitivity	High (cutting edges, hinge pins, weld zones)
Corrosion Risk	High (due to saltwater exposure in transit)
Packaging Requirement	Wax coating + VCI paper + wooden skid base

---

3. Comparative Shipping Methods

Criteria	RO-RO (Roll-on/Roll-off)	Bulk Cargo Shipping	Flat Rack Container
Cargo Compatibility	Suitable if bucket is mounted on tracked carrier or self-propelled	Acceptable for loose, non-containerized units	Ideal for oversized, heavy buckets
Loading/Unloading	Driven or towed on/off vessel; fast turnaround	Crane-lifted; requires port infrastructure	Crane or forklift; secure lashings required
Transit Protection	Moderate (exposed decks; risk of salt spray)	Low (cargo mixed with other materials; chafing risk)	High (controlled environment; optional tarpaulin cover)
Max. Weight Capacity	Up to 100 tons per unit (vessel dependent)	Unlimited (within vessel hold limits)	40’ FR: 45 tons (max payload)
Max. Dimensional Limits	Varies by vessel; typically 4.5 m H × 3.0 m W	No fixed limits (loose stowage)	40’ FR: 12.0 m L × 3.0 m W × 4.5 m H
Typical Transit Time	28–35 days (Asia to Europe)	30–40 days	28–35 days
Port Infrastructure	Requires RO-RO ramp-equipped terminal	Standard bulk terminal	Standard container terminal
Insurance & Risk Profile	Medium (weather exposure)	High (cargo shifting, mix damage)	Low to Medium (secure lashings)
Estimated Cost (USD/unit)	$2,800 – $4,200	$1,900 – $3,100	$3,500 – $5,000
Recommended For	Buckets attached to machinery	High-volume, low-value units	High-value, precision buckets

Note: Cost estimates based on 4,000 kg bucket shipment from Shanghai to Rotterdam (Q2 2026 rates).

---

4. Corrosion Protection: Wax Spraying Protocol

To mitigate seawater-induced corrosion during marine transit, SEA LION International mandates the application of industrial-grade rust preventive wax on all excavator bucket shipments. This is a non-negotiable step in the pre-shipment conditioning process.

Wax Spraying Specifications:

Parameter	Requirement
Wax Type	Solvent-based, hydrophobic synthetic wax (e.g., Lanocote® or equivalent)
Application Method	High-pressure spray (minimum 3 bar)
Coverage	Full external surfaces, especially hinge areas, teeth, weld seams
Film Thickness	25–40 µm (measured via wet film gauge)
Drying Time	4–6 hours at 25°C ambient
Salt Spray Resistance	Minimum 168 hours (ASTM B117 compliant)
Post-Transit Removal	Biodegradable citrus-based degreaser; no residue

Additional Protective Measures:

• VCI (Vapor Corrosion Inhibitor) paper wrapping on pivot pins
• Desiccant packs placed under skid base (2 x 500g per unit)
• Waterproof tarpaulin (for Flat Rack and RO-RO units)

---

5. Recommendations

Use Case	Recommended Method	Rationale
High-value, precision-engineered buckets	Flat Rack Container	Maximum protection, controlled stowage, reduced handling damage
Low-cost, high-volume export with carrier vehicle	RO-RO	Efficient roll-on logistics; cost-effective when bundled with carrier
Commodity-grade buckets, inland delivery feasible	Bulk Cargo	Lowest cost; acceptable for ruggedized units with post-arrival rework
Projects with tight delivery windows	Flat Rack or RO-RO	Faster port turnaround vs. bulk laytime

---

6. Compliance & Documentation

All shipments must comply with:
– IMO International Maritime Dangerous Goods (IMDG) Code (non-applicable for buckets, but relevant for wax solvents)
– ISPM 15 (for wooden skids)
– Bill of Lading (B/L), Packing List, Commercial Invoice, Certificate of Origin
– Pre-shipment inspection report (PSI) for QA/QC verification

---

7. Conclusion

For excavator bucket exports from China, Flat Rack containerization offers the optimal balance of protection, dimensional flexibility, and reliability—especially when combined with industrial wax corrosion inhibition. RO-RO is viable for integrated machine shipments, while Bulk Cargo remains a cost-driven option for less sensitive units. SEA LION International recommends wax spraying as a standard protective measure across all transport modes to ensure product integrity upon delivery.

---

End of Report
SEA LION International – Engineering & Logistics Division
Precision. Protection. Performance.