Vacuum Nozzle for SMT Placement Heads

Product Specifications

Technical details and manufacturing context for Vacuum Nozzle

Definition

The vacuum nozzle is a critical interface component within a placement head system used in surface mount technology (SMT) assembly lines. It creates a vacuum seal to securely pick up electronic components from feeders, transport them accurately to the PCB, and release them precisely at the designated placement location. Its design directly impacts placement accuracy, speed, and reliability. The nozzle is typically made from materials such as stainless steel, ceramic (alumina or zirconia), tungsten carbide, or polymers like PEEK and UHMW-PE, chosen for their wear resistance, stiffness, and compatibility with various component sizes and shapes. The key specification is the inner diameter of the nozzle tip orifice, which must match the component size; common sizes range from 0.3 mm for 0201 chips to over 10 mm for large connectors. This dimension is a reference range and must be confirmed for the specific model and application. The nozzle operates by connecting to a vacuum pump or generator via internal channels in the placement head. When activated, negative pressure at the tip creates a suction force that holds the component securely. To release, the vacuum is switched off or a brief positive pressure is applied. Proper selection and maintenance are essential for reliable operation. Verification questions include checking the orifice diameter against the component size, ensuring the nozzle material is suitable for the component's surface and weight, and confirming compatibility with the placement head's vacuum system. Maintenance signals include reduced pick-up reliability, visible wear or damage, and clogging. Failure boundaries include loss of vacuum seal, tip deformation, and material fatigue. Always verify model-specific values and standards with the legal manufacturer or supplier.

Working Principle

The nozzle connects to a vacuum pump or generator via internal channels in the placement head. When activated, negative pressure (vacuum) is created at the nozzle tip orifice. This pressure differential causes the component to be sucked against the nozzle tip and held securely by atmospheric pressure. To release the component, the vacuum is switched off or positive pressure (a 'blow-off') is briefly applied.

Common Materials

Stainless Steel, Ceramic (Alumina/Zirconia), Tungsten Carbide, Polymer (PEEK, UHMW-PE)

Technical Parameters

What to specify in your RFQ

The inner diameter of the nozzle tip orifice, which must match the size of the component to be picked. Common sizes range from 0.3mm for 0201 chips to over 10mm for large connectors. in mm

These are the quantities to specify to the manufacturer when sizing or requesting a quote. The manufacturer's own documentation governs the exact figures and applicable standard.

Components / BOM

Nozzle Body/Shaft
Provides structural integrity, houses the vacuum channel, and interfaces with the placement head.

Material: Stainless Steel or Hardened Polymer
Tip/Orifice Part
The precision-machined end that makes direct contact with the component. Its geometry and finish ensure a reliable vacuum seal.

Material: Ceramic, Tungsten Carbide, or Specialty Steel
Internal Vacuum Channel Part
A bored passage through the body that transmits vacuum pressure from the head to the tip orifice.

Material: Defined by nozzle body material
Sealing O-ring/Gasket (if applicable) Optional Part
Ensures an airtight seal between the nozzle and the placement head spindle.

Material: Viton, Buna-N, or other elastomers

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Placement Head

View system integration details

Robotic Placement Head

View system integration details

Manufacturers of Vacuum Nozzle

Manufacturer profiles associated with Vacuum Nozzle.

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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 · Page last updated 6 September 2026

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

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Frequently Asked Questions

What is the typical range for the nozzle tip orifice diameter?

Common sizes range from 0.3 mm for 0201 chips to over 10 mm for large connectors. The exact diameter must match the component size and should be confirmed for the specific model.

What materials are commonly used for vacuum nozzles?

Materials on file include stainless steel, ceramic (alumina/zirconia), tungsten carbide, and polymers such as PEEK and UHMW-PE. The choice depends on wear resistance, stiffness, and component compatibility.

How does the vacuum nozzle release a component?

The component is released by switching off the vacuum or briefly applying positive pressure (blow-off) at the nozzle tip, which breaks the vacuum seal.

What maintenance signals indicate a nozzle may need replacement?

Signals include reduced pick-up reliability, visible wear or damage, and clogging of the orifice. Regular inspection and verification of the orifice diameter are recommended.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	Up to 90 kPa vacuum
flow rate:	0.5 to 5.0 L/min
temperature:	-20°C to 150°C
slurry concentration:	Not applicable (dry components only)

Vacuum Nozzle

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards