High-Pressure Spray Pump for Mold Spraying Systems

Product Specifications

Technical details and manufacturing context for High-Pressure Spray Pump

Definition

This high-pressure spray pump is a component used in automated mold spraying and cooling systems. It pressurizes and propels release agents, coolants, or cleaning fluids at high velocities to ensure uniform coating and efficient heat transfer on mold surfaces during manufacturing processes. The pump operates by converting mechanical energy from pistons, plungers, or diaphragms into hydraulic energy, forcing fluid through nozzles at controlled velocities and patterns. Typical operating pressure ranges from 1.0 to 1.6 MPa, with flow rates between 15 and 60 L/min, and power requirements from 5.5 to 15 kW. The pump is designed for three-phase power at 380–415 V and 50 Hz, with an ingress protection rating of IP54 to IP65. Materials of construction include stainless steel (SS304 to SS316), hardened steel alloys, and ceramic seals. Maximum fluid temperature is 60°C, and ambient temperature should be between 5°C and 40°C. The pump weighs between 80 and 150 kg, with dimensions ranging from 800×500×600 mm to 1200×700×900 mm. It is skid-mounted and forklift accessible. Selection should consider mold coverage and line speed. Verification of model-specific values and standards with the legal manufacturer or supplier is required.

Working Principle

The pump uses mechanical force from pistons, plungers, or diaphragm mechanisms to create high fluid pressure. This converts rotational or linear motion into hydraulic energy, forcing fluid through nozzles at controlled velocities and patterns. The operating pressure range is 1.0–1.6 MPa. Flow rate is adjustable between 15 and 60 L/min based on mold coverage and line speed. Power consumption varies from 5.5 to 15 kW, with higher pressure requiring more power. The pump is driven by a three-phase motor at 380–415 V and 50 Hz. Seals are ceramic and degrade above 60°C, so fluid temperature must be limited. Ambient temperature should be 5–40°C for optimal performance. The pump is protected against dust and water ingress to IP54–IP65.

Common Materials

Stainless steel, Hardened steel alloys, Ceramic seals

Technical Parameters

Parameter	Typical range	Notes & selection driver
Flow Rate	15–60 L/min	Select based on mold coverage and line speed
Power	5.5–15 kW	Higher pressure requires more power
Voltage	380–415 V	Three-phase, 50 HzIEC 60038
Frequency	50 Hz	Other frequencies on requestIEC 60038
Max Fluid Temperature	60 °C	Above 60°C seals degrade
Ambient Temperature	5–40 °C	Outside range may affect performance
Ingress Protection	IP54–IP65	IP65 for dusty or wet environmentsIEC 60529
Pump Material	SS304–SS316	SS316 for corrosive fluidsASTM A240
Weight	80–150 kg	Depends on motor and configuration
Dimensions (L×W×H)	800×500×600–1200×700×900 mm	Skid-mounted, forklift accessible

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

Pump Head
Contains pressure chambers and valves for fluid compression
Drive Motor
Provides mechanical power to operate the pumping mechanism
Pressure Relief Valve
Safety component that prevents over-pressurization
Seal Assembly Part
Prevents fluid leakage while maintaining pressure integrity

Application & selection

Application Fit & Sizing Matrix

Operational Limits

pressure:	Up to 1000 bar
flow rate:	10-200 L/min
temperature:	5°C to 80°C
slurry concentration:	Up to 20% solids by weight

Media Compatibility

✓ Water-based mold release agents ✓ Semi-synthetic coolants ✓ Low-viscosity hydraulic oils

Unsuitable: Highly abrasive slurries with >20% solids or corrosive acids

Sizing Data Required

Required spray pressure (bar)
Desired flow rate (L/min)
Fluid viscosity at operating temperature (cP)

Risk, maintenance & compliance

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause

Cavitation damage

Cause: Insufficient Net Positive Suction Head (NPSH) leading to vapor bubble formation and implosion on impeller surfaces, causing pitting and material loss.

Seal failure

Cause: Abrasive particles in the fluid causing wear on mechanical seal faces, or thermal stress from dry running leading to seal face cracking and leakage.

Maintenance Indicators

Excessive vibration or audible knocking sounds during operation
Visible fluid leakage around the pump casing or seal area

Engineering Tips

Install a suction strainer and maintain proper NPSH margins to prevent cavitation
Implement condition monitoring with vibration analysis and regular seal flush system maintenance

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards

ANSI/ASME B40.1 - Pressure Gauges and Gauge Attachments CE Marking - Pressure Equipment Directive 2014/68/EU

Quoted from the published standard.

Manufacturing Precision

Bore Diameter: +/-0.02mm
Surface Flatness: 0.1mm

Quality Inspection

Hydrostatic Pressure Test
Dye Penetrant Test

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.

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Manufacturers of High-Pressure Spray Pump

Manufacturer profiles associated with High-Pressure Spray Pump.

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Frequently Asked Questions

What materials are used in the pump construction?

The pump is available in stainless steel grades SS304 to SS316, with hardened steel alloys and ceramic seals. SS316 is recommended for corrosive fluids.

What are the electrical requirements?

The pump requires a three-phase power supply of 380–415 V at 50 Hz. Other frequencies are available on request. The power consumption ranges from 5.5 to 15 kW.

What is the maximum fluid temperature allowed?

The maximum fluid temperature is 60°C. Above this temperature, the ceramic seals degrade, so it is important to keep the fluid temperature within this limit.

Related equipment

Applied To / Applications

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

Automated Mold Spraying and Cooling System

View system integration details

Industrial Ecosystem & Supply Chain Structure

Complementary Systems

Downstream Applications

Specialized Tooling

Data Basis

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

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.

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 12 October 2026

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