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Steel backing plate Component – Machinery and Equipment Manufacturing

Component Specifications

Definition

A steel backing plate is a precision-engineered flat or contoured metal component that serves as the foundational structural element in magnet track assemblies. It provides mechanical support, maintains alignment of magnetic elements, distributes operational loads, and offers secure mounting points for the entire track system. Typically manufactured through laser cutting, CNC machining, or stamping processes, it ensures dimensional stability under varying thermal and mechanical stresses.

Working Principle

The steel backing plate functions as a rigid substrate that anchors and aligns magnetic elements (permanent magnets or electromagnets) in a track configuration. It prevents deformation under magnetic attraction/repulsion forces and mechanical loads, maintains precise spacing between magnetic components, and transfers operational forces to the machine frame through its mounting points. Its high stiffness-to-weight ratio ensures minimal deflection during dynamic operations.

Materials

Low-carbon steel (AISI 1018/1020), medium-carbon steel (AISI 1045), or alloy steel (4140) with yield strength 250-550 MPa; thickness 3-20 mm; surface treatments: zinc plating, powder coating, or phosphate coating for corrosion resistance.

Technical Parameters

Hardness HRB 70-90
Thickness 5-15 mm
Weight Capacity 50-500 kg/m
Surface Roughness Ra 1.6-3.2 μm
Flatness Tolerance ±0.1 mm/m
Mounting Hole Pattern Grid or custom

Standards

ISO 2768-m, DIN 7168

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Steel backing plate.

Parent Products

This component is used in the following industrial products

Magnet track

A linear array of permanent magnets that provides the magnetic field for linear motor propulsion.

View Product Details

Engineering Analysis

Risks & Mitigation

Fatigue cracking at mounting points
Corrosion in humid environments
Dimensional instability under thermal cycling
Magnetic interference if ferromagnetic material is unsuitable

FMEA Triads

Trigger: Insufficient thickness or material strength
Failure: Plate deformation under load causing misalignment
Mitigation: Use FEA analysis during design, select appropriate steel grade, add reinforcing ribs

Trigger: Improper surface treatment
Failure: Corrosion leading to structural weakening
Mitigation: Apply zinc plating or powder coating, specify regular inspection intervals

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance

Geometric tolerances per ISO 2768-m: ±0.2 mm linear dimensions, ±0.1° angular dimensions

Test Method

Dimensional verification with CMM, flatness testing with optical comparator, load testing with hydraulic press to 150% design load

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 is the primary function of a steel backing plate in magnet tracks?

It provides rigid structural support, maintains magnetic element alignment, distributes operational loads, and offers secure mounting to prevent system deformation.

How do you select the appropriate material for a steel backing plate?

Consider load requirements (carbon steel for moderate loads, alloy steel for high stress), corrosion environment (coatings needed), and thermal stability requirements.

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.

Steel backing plate