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Float Body Component – Machinery and Equipment Manufacturing

Component Specifications

Definition

The float body is a precisely engineered buoyant element within float assemblies, designed to displace fluid and actuate mechanical or electrical switches based on liquid level changes. It operates on Archimedes' principle, where buoyant force equals the weight of displaced fluid, enabling accurate level detection and control in tanks, reservoirs, and processing vessels.

Working Principle

Operates on buoyancy and displacement principles. As fluid level rises, the float body displaces more fluid, generating upward buoyant force that moves the assembly to trigger level sensors, switches, or valves. The specific gravity and volume determine its sensitivity and response characteristics.

Materials

Typically made from corrosion-resistant materials: stainless steel (AISI 304/316), polypropylene, PVC, or fluoropolymers like PTFE for chemical resistance. Hollow construction with sealed welds or molded seams to prevent fluid ingress.

Technical Parameters

Diameter 50-300 mm
Buoyancy Force 0.5-10 N
Pressure Rating Up to 10 bar
Specific Gravity 0.3-0.9
Operating Temperature -20°C to 120°C

Standards

ISO 2852, DIN 11851

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Float Body.

Parent Products

This component is used in the following industrial products

Float Assembly

A mechanical assembly containing a buoyant float that moves with liquid level changes in a tank or vessel.

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Engineering Analysis

Risks & Mitigation

Buoyancy loss due to leakage
Material degradation in aggressive fluids
Fouling affecting displacement accuracy

FMEA Triads

Trigger: Weld seam failure or material fatigue
Failure: Fluid ingress reduces buoyancy, causing false level readings
Mitigation: Use non-destructive testing (NDT) on seams, implement material thickness monitoring, and schedule preventive replacements

Trigger: Chemical attack on polymer materials
Failure: Swelling or cracking alters displacement volume
Mitigation: Select chemically compatible materials per fluid analysis, add protective coatings, and monitor for deformation

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance

±2% of specified buoyancy force, dimensional tolerance ±0.5 mm

Test Method

Buoyancy verification in calibrated fluids, pressure testing per ISO 2852, material certification to ASTM standards

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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Sensor Element

Core sensing component in industrial smart sensor modules that converts physical parameters into electrical signals for process monitoring and control.

Frequently Asked Questions

How does material selection affect float body performance?

Material determines corrosion resistance, buoyancy, and temperature tolerance. Stainless steel offers durability in harsh environments, while polymers provide chemical resistance and lighter weight.

What maintenance does a float body require?

Regular inspection for cracks, corrosion, or seal degradation. Cleaning to prevent fouling that alters buoyancy. Calibration checks if used with precision level sensors.

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.

Float Body