Discharge Nozzles: Temperature Range 20-120°C

Component Specifications

Definition

Discharge nozzles are critical components in industrial oil degumming centrifuges designed to precisely separate and eject the oil and gum phases after centrifugal separation. These nozzles operate under high rotational speeds and pressure differentials, featuring calibrated orifices that regulate flow rates based on density differences. They maintain separation efficiency by ensuring proper phase discharge without remixing, typically incorporating wear-resistant materials and specific geometries to handle viscous fluids and abrasive particles.

Working Principle

Discharge nozzles utilize centrifugal force and pressure differentials to eject separated phases. As the centrifuge rotates, denser gum particles accumulate at the periphery while lighter oil moves inward. Nozzles are positioned at specific radii to tap into these layers, with orifice sizes controlling discharge rates. The pressure drop across the nozzle orifice drives fluid ejection, while backpressure valves or adjustable mechanisms may regulate flow to maintain optimal separation and prevent phase carryover.

Materials

Stainless steel (AISI 316L or 304), hardened alloys, ceramic coatings, or tungsten carbide for wear resistance. Materials must be food-grade, corrosion-resistant, and capable of withstanding temperatures up to 120°C and pressures up to 10 bar.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Flow Rate	100-1000 L/h per nozzle
Surface Finish	Ra ≤ 0.8 μm
Orifice Diameter	2-10 mm
Material Hardness	≥ HRC 50
Temperature Range	20-120°C
Operating Pressure	3-10 bar

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 2852, DIN 11850

Parent Products

This component is used in the following industrial products

Industrial Oil Degumming Centrifuge

Continuous centrifugal separator for removing phospholipids and gums from crude vegetable oils.

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Engineering Analysis

Risks & Mitigation

Nozzle clogging from gum buildup
Wear-induced orifice enlargement
Corrosion from acidic oils
Improper installation causing leaks
Phase carryover due to incorrect sizing

FMEA Triads

Trigger: Abrasive particles in gum phase
Failure: Orifice wear leading to increased flow rates and reduced separation efficiency
Mitigation: Use wear-resistant materials (e.g., tungsten carbide), implement regular inspection schedules, and monitor flow rates for deviations

Trigger: High viscosity or temperature fluctuations
Failure: Nozzle clogging or inconsistent discharge
Mitigation: Maintain optimal operating temperatures, use heated nozzles if needed, and implement automated cleaning cycles

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Orifice diameter tolerance ±0.05 mm, surface roughness Ra ≤ 0.8 μm, material purity per FDA/EU food contact regulations

Test Method

Flow rate testing per ISO 2852, pressure testing at 1.5x operating pressure, material certification for food-grade compliance

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 Discharge Nozzles

Manufacturer profiles associated with Discharge Nozzles.

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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

How do discharge nozzles affect separation efficiency in oil degumming?

Discharge nozzles directly impact efficiency by controlling the ejection rates of oil and gum phases. Properly sized orifices prevent remixing, ensure complete phase separation, and optimize throughput. Incorrect nozzle sizing can lead to product loss or contamination.

What maintenance is required for discharge nozzles?

Regular inspection for wear, clogging, or corrosion; cleaning to remove gum residues; and replacement of worn nozzles to maintain flow accuracy and prevent leaks. Maintenance frequency depends on operating hours and fluid abrasiveness.

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.

Discharge Nozzles