Coolant Spray Nozzles: Precision Cooling Components for Industrial Machinery

Product Specifications

Technical details and manufacturing context for Coolant Spray Nozzles

Definition

Coolant spray nozzles are precision components used in cooling sections of industrial machinery to convert liquid coolant into a fine mist or spray pattern. They enable efficient heat transfer and temperature control during manufacturing operations by ensuring uniform cooling coverage while minimizing fluid consumption. These nozzles are typically installed in cooling systems where they direct coolant onto workpieces, tools, or machine components to manage heat generated during processes such as cutting, grinding, or forming. The nozzles are available in materials including stainless steel 316, brass, and ceramic, offering options for corrosion resistance, durability, and thermal stability. Key parameters include flow rate (0.5–5.0 L/min at 1.0 MPa, varying with pressure), spray angle (15–120°, full cone or flat fan), droplet size (50–500 µm Sauter mean diameter), operating pressure (1.0–1.6 MPa), maximum temperature (80–120°C depending on seal material), connection size (1/8–1/2 inch, BSPT or NPT threads), material grade (stainless steel 303/316), and weight (0.05–0.5 kg). These values are reference ranges and must be confirmed for the specific model and application. Standards such as ISO 7-1 for thread dimensions are referenced for verification, but they do not imply certification of any specific product. When selecting a nozzle, consider the required flow rate, spray pattern, droplet size, and compatibility with the coolant and operating environment. Verify model-specific values and standards with the legal manufacturer or supplier before procurement. Regular inspection for clogging, wear, or seal degradation is recommended to maintain performance.

Working Principle

Liquid coolant under pressure is forced through the nozzle orifice, where it undergoes atomization into fine droplets. The nozzle's internal geometry, including swirl chambers and orifices, controls the spray pattern, droplet size, and distribution. This design ensures optimal cooling efficiency by directing the mist onto the target surface with uniform coverage. The operating pressure range of 1.0–1.6 MPa is critical; The droplet size, typically 50–500 µm, affects heat transfer and fluid consumption. The spray angle, from 15° to 120°, determines the coverage area, with full cone or flat fan patterns available. The nozzle material and seal material influence maximum temperature limits, typically 80–120°C. Proper selection and maintenance of these parameters are essential for consistent cooling performance.

Common Materials

Stainless Steel 316, Brass, Ceramic

Technical Parameters

Parameter	Typical range	Notes & selection driver
Flow Rate	0.5–5.0 L/min	At 1.0 MPa; varies with pressure
Spray Angle	15–120 °	Full cone or flat fan
Droplet Size	50–500 µm	Sauter mean diameter
Operating Pressure	1.0–1.6 MPa
Maximum Temperature	80–120 °C	Depends on seal material
Connection Size	1/8–1/2 inch	BSPT or NPT threadsISO 7-1
Material	303/316 SS	Stainless steel for corrosion resistanceASTM A276
Weight	0.05–0.5 kg	Depends on size and material

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

Components / BOM

Nozzle Body
Main housing containing internal flow channels and mounting threads

Material: Stainless Steel
Orifice Plate
Precision disc with calibrated opening that controls fluid atomization

Material: Hardened Steel or Ceramic
Swirl Chamber Part
Internal cavity that imparts rotational motion to fluid for spray pattern formation

Material: Stainless Steel
Seal
Seals the nozzle into the header; together with the body material it sets the temperature limit.

Applied To / Applications

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

Cooling Section

View system integration details

Manufacturers of Coolant Spray Nozzles

Manufacturer profiles associated with Coolant Spray Nozzles.

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Frequently Asked Questions

What materials are coolant spray nozzles available in?

According to the directory, coolant spray nozzles are available in stainless steel 316, brass, and ceramic. The material grade for stainless steel is typically 303/316, but you should confirm the exact material with the supplier for your specific application.

How do I choose the right spray angle?

The spray angle ranges from 15° to 120°, with full cone or flat fan patterns. The choice depends on the coverage area and cooling requirements of your application. Consult the supplier to match the angle to your process needs.

What standards are relevant for these nozzles?

The directory lists ISO 7-1 for thread dimensions. These are reference standards for verification, but they do not guarantee that a specific product is certified. Confirm compliance with the manufacturer.

Data Basis

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

Preliminary Technical Classification

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pressure:	Up to 10 bar (145 psi)
flow rate:	0.1 to 20 L/min
temperature:	-20°C to 150°C
slurry concentration:	Up to 5% solids by weight

Coolant Spray Nozzles

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards