Support Spider/Central Hub: Load Capacity Up to 5000 N

Component Specifications

Definition

The Support Spider/Central Hub is a critical structural component in the Upper Distributor/Collector machine, designed to provide central support and facilitate the radial distribution or collection of materials, fluids, or components through multiple arms or channels extending from a central core. It ensures balanced load distribution, alignment, and structural integrity within the system.

Working Principle

It operates by serving as the central mounting point and flow divider. The central hub receives input (or provides output) from a single source/destination, while the radial arms (spider legs) evenly distribute (or collect) the material to (or from) multiple peripheral points. This creates a star-like configuration that minimizes pressure drops, prevents flow imbalances, and maintains system stability under dynamic loads.

Materials

Typically manufactured from high-strength carbon steel (e.g., AISI 1045), stainless steel (e.g., AISI 304/316 for corrosion resistance), or aluminum alloys (e.g., 6061-T6 for lightweight applications). Surface treatments may include zinc plating, powder coating, or anodizing.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Weight	5-25 kg
Diameter	200-500 mm
Arm Count	4-8 arms
Load Capacity	Up to 5000 N
Operating Temperature	-20°C to 150°C

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 2768, DIN 7186

Parent Products

This component is used in the following industrial products

Upper Distributor/Collector

A component in an ion exchange vessel that evenly distributes influent fluid across the resin bed and collects treated effluent from the top.

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Engineering Analysis

Risks & Mitigation

Fatigue failure due to cyclic loading
Misalignment causing uneven wear
Corrosion in harsh environments
Material clogging in flow channels

FMEA Triads

Trigger: Excessive vibration or impact loads
Failure: Crack propagation in arms or hub
Mitigation: Implement regular vibration monitoring and use fatigue-resistant materials with proper heat treatment.

Trigger: Improper installation or alignment
Failure: Uneven wear on arms, leading to imbalance
Mitigation: Follow precise alignment procedures during assembly and use laser alignment tools.

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±0.1 mm for critical dimensions, per ISO 2768-m

Test Method

Dimensional inspection via CMM, load testing per ISO 12100, and non-destructive testing (e.g., ultrasonic) for weld integrity.

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Support Spider/Central Hub

Manufacturer profiles associated with Support Spider/Central Hub.

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Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

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Frequently Asked Questions

What is the primary function of the Support Spider/Central Hub?

Its primary function is to provide central structural support and enable even radial distribution or collection of materials in industrial systems, ensuring balanced flow and load management.

How does it differ from a simple hub?

Unlike a basic hub, it incorporates multiple radial arms (spider design) specifically for distributing or collecting flows, rather than just serving as a rotational or mounting point.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

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.

Support Spider/Central Hub