INDUSTRY COMPONENT

Orifice Plate

Precision orifice plate for beverage carbonation systems controlling CO2 flow and bubble size.

Component Specifications

Definition
A calibrated orifice plate is a critical flow-restricting component in precision beverage carbonation nozzles, designed to create a pressure differential that meters carbon dioxide (CO2) injection into liquids. It features a precisely machined aperture that controls gas flow rate, bubble nucleation size, and dissolution efficiency during carbonation processes. Engineered for food-grade applications, it ensures consistent beverage quality by maintaining exact carbonation levels while preventing over-pressurization.
Working Principle
Operates on the Bernoulli principle and orifice flow equations, where gas passing through the restricted aperture accelerates, creating a pressure drop (ΔP) proportional to flow rate. This controlled restriction: 1) Meters CO2 volume per time unit, 2) Generates fine bubble streams through shear forces at the aperture edge, 3) Maintains stable downstream pressure for consistent carbonation. The plate's thickness-to-diameter ratio and edge geometry determine flow characteristics and bubble size distribution.
Materials
316L stainless steel (food-grade, corrosion-resistant), with optional PEEK or PTFE coatings for chemical inertness. Surface finish: Ra ≤ 0.8 μm. Hardness: 150-200 HV. Complies with FDA 21 CFR and EU 10/2011 for food contact.
Technical Parameters
ParameterTypical rangeNotes & selection driver
Thickness1.5-3.0 mm
Pressure RatingUp to 10 bar
Aperture Diameter0.2-1.5 mm (±0.01 mm tolerance)
Temperature Range-10°C to 80°C
Bubble Size Generated50-200 μm
Flow Coefficient (Cv)0.05-0.3

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 5167, DIN 1952, ASME B31.3

Parent Products

This component is used in the following industrial products

Engineering Analysis

Risks & Mitigation
  • Aperture clogging from mineral deposits
  • Corrosion from acidic beverages
  • Fatigue cracking from pressure cycling
  • Improper installation causing leaks
FMEA Triads
Trigger: Mineral scale buildup from hard water
Failure: Reduced flow rate and inconsistent carbonation
Mitigation: Install upstream water softeners, implement regular acid cleaning cycles
Trigger: Cyclic pressure stress
Failure: Fatigue cracks around aperture edge
Mitigation: Use stress-relieved materials, design with radiused aperture edges, implement pressure surge protection
Trigger: Improper gasket seating during installation
Failure: CO2 leakage and pressure loss
Mitigation: Use alignment pins, torque-controlled installation, and leak-test protocols

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance
Aperture diameter: ±0.01 mm, Flatness: 0.005 mm, Surface roughness: Ra ≤ 0.8 μm
Test Method
Flow calibration per ISO 5167 using water/CO2, bubble size analysis via high-speed imaging, material certification per ASTM A240

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.

Compare the published product scope and source details, then include your specifications and quantity in an enquiry.

Manufacturers of Orifice Plate

5 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Fuzhou Ruida Machinery Co., Ltd.
Fuzhou, Fujian, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “Orifice Plate Valve”
View source page ↗ vovt-diesel.com · recorded 2026-09-07
Kaifeng Instrument Co., Ltd.
Henan, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “Orifice Plate”
View source page ↗ kyflowmeter.com · recorded 2026-09-12
Shanghai Wan Hui Machinery Co., Ltd.
Shanghai, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “Orifice Plate And Seals”
View source page ↗ whmcn.com · recorded 2026-09-05
Shenzhen Deerose Technology Co., Ltd.
Shenzhen, Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “Orifice Plates”
View source page ↗ szdeerose.com · recorded 2026-09-08
Sino-Inst
Shanxi, CN
Also makes: Level Transmitter, Paddle Wheel, Flow Meter and 2 more
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “SI-3701 Orifice Plate Flow Meter”
View source page ↗ sino-inst.com · recorded 2026-08-26

Explore company information and manufacturing capabilities, then discuss the scope of your project with a relevant supplier.

Share this page

Related Components

Holding Tube
A precision-engineered tube in pasteurization systems that maintains precise temperature for pathogen elimination while preserving beverage quality.
Rejection Diverter
A mechanical or pneumatic device that redirects underfilled or overfilled beverage containers from the production line to a rejection area in automated filling verification systems.
Port Flanges
Precision-machined flanges for connecting beverage metering pump heads to piping systems with leak-proof seals.
Valve Stem and Seat
Precision sealing component for aseptic filling valves that controls sterile product flow in beverage manufacturing.

Frequently Asked Questions

How does orifice plate aperture size affect carbonation?

Smaller apertures (0.2-0.5 mm) create higher pressure drops and finer bubbles for rapid dissolution, ideal for still beverages. Larger apertures (0.8-1.5 mm) allow higher flow rates for pre-carbonated liquid topping.

What maintenance is required for carbonation orifice plates?

Monthly inspection for mineral deposits or corrosion, cleaning with food-grade citric acid solutions, and annual calibration check using flow meters. Replace if aperture deformation exceeds 5% of specified diameter.

Can orifice plates be used with different gas types?

Yes, but flow characteristics change with gas density. Recalibration is needed when switching between CO2, N2, or mixed gases. Material compatibility must be verified for each gas type.

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.

Request Manufacturing Insight for Orifice Plate

Thank you. Your request has been sent. We'll respond within 1–3 business days.
Sorry, we couldn't send your message. Please try again, or email us at [email protected].
Valve Stem and Seat
Get QuotesChat