INDUSTRY COMPONENT

Bottom

The bottom component of an excavator or loader bucket that provides structural support and wear resistance for material handling operations.

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Component Specifications

Definition
The bottom of a bucket is a critical structural component in earthmoving and material handling equipment, designed to withstand abrasive forces, impact loads, and continuous wear during digging, loading, and dumping cycles. It typically features reinforced construction, wear-resistant materials, and may include replaceable wear plates or liners to extend service life and maintain operational efficiency.
Working Principle
The bottom component functions as the primary contact surface with materials, distributing loads across the bucket structure while resisting abrasion and deformation. It works in conjunction with the cutting edge and sidewalls to form a cohesive unit that optimizes material retention, penetration, and discharge during excavation or loading tasks.
Materials
High-strength steel (e.g., Hardox 400, AR400, or equivalent abrasion-resistant steel), thickness typically 10-25mm depending on bucket size and application. May include welded-on wear plates or hardfacing overlays for enhanced durability.
Technical Parameters
  • Hardness 350-500 HB
  • Thickness 12-20 mm
  • Wear Life 2000-5000 operating hours under normal conditions
  • Weight Capacity Varies by bucket size (e.g., 0.5-5 tons)
Standards
ISO 21873, ISO 10262, DIN 22261

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Bottom.

bucket bottom excavator bucket loader bucket wear plate abrasion-resistant steel bucket maintenance earthmoving equipment bucket components Hardox steel bucket repair Bottom Bottom in Machinery and Equipment Manufacturing

Parent Products

This component is used in the following industrial products

Bucket

A container component of an elevator bucket conveyor designed to hold and transport bulk materials vertically or at an incline.

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Engineering Analysis

Risks & Mitigation
  • Structural failure due to excessive wear
  • Reduced digging efficiency
  • Increased fuel consumption from added resistance
  • Material spillage during transport
FMEA Triads
Trigger: Abrasive material contact and impact loads
Failure: Progressive wear leading to thinning, holes, or cracks
Mitigation: Use abrasion-resistant materials, apply hardfacing, implement regular thickness inspections, and replace wear plates proactively
Trigger: Overloading beyond design capacity
Failure: Plastic deformation or cracking
Mitigation: Adhere to rated load limits, train operators on proper techniques, and reinforce high-stress areas

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±2 mm for flatness, ±1.5 mm for thickness in critical wear zones
Test Method
Ultrasonic thickness testing, visual inspection for cracks, hardness testing per ISO 6506

Procurement Evaluation Criteria

Not customer reviews or live demand data. These dimensions support RFQ preparation and supplier evaluation.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What are the signs of bucket bottom wear that require attention?

Visible thinning, cracks, holes, or significant material loss exceeding 30% of original thickness indicate the need for repair or replacement to prevent structural failure.

How often should bucket bottom wear plates be replaced?

Replacement intervals depend on material abrasiveness and operating hours; typically every 1500-3000 hours in abrasive conditions, with regular inspections recommended every 250 hours.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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Bosses/Ribs Bottom Closure