INDUSTRY COMPONENT

Coolant Passages

Internal passages in turret bodies designed to circulate coolant for thermal management during machining operations.

Component Specifications

Definition
Coolant passages are precision-engineered internal channels integrated into turret bodies of CNC lathes and turning centers. These passages facilitate controlled coolant flow to cutting tools and workpieces, managing heat generation during high-speed machining, reducing thermal expansion, improving tool life, and ensuring dimensional accuracy. They are typically part of a closed-loop cooling system that includes pumps, filters, and temperature control units.
Working Principle
Coolant is pumped through these passages under pressure, absorbing heat from cutting zones and carrying it away. The design ensures uniform distribution to multiple tool stations, maintaining consistent temperatures across the turret body to prevent thermal distortion and maintain machining precision.
Materials
Typically made from ductile iron, cast steel, or high-strength aluminum alloys with corrosion-resistant coatings. Internal surfaces may be treated or lined with materials like PTFE or ceramic composites to prevent erosion and chemical degradation from coolants.
Technical Parameters
ParameterTypical rangeNotes & selection driver
Flow Rate5-50 L/min
Diameter Range3-20 mm
Surface FinishRa ≤ 1.6 μm
Pressure RatingUp to 10 bar
Temperature Range5-40°C

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 10791-7, DIN 8606

Parent Products

This component is used in the following industrial products

Engineering Analysis

Risks & Mitigation
  • Blockage from coolant contaminants
  • Corrosion from aggressive coolants
  • Leakage due to material fatigue
FMEA Triads
Trigger: Accumulation of metal chips or coolant additives
Failure: Reduced coolant flow leading to overheating
Mitigation: Install inline filters and implement preventive maintenance schedules
Trigger: Chemical incompatibility between coolant and passage material
Failure: Corrosion and leakage
Mitigation: Use compatible materials and corrosion inhibitors

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance
±0.1 mm on passage dimensions, leak-tight under 15 bar pressure
Test Method
Pressure testing with dyed fluid, flow rate measurement, thermal imaging

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 Coolant Passages

Manufacturer profiles associated with Coolant Passages.

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Frequently Asked Questions

What is the primary function of coolant passages in a turret body?

To circulate coolant for heat dissipation during machining, preventing thermal deformation and maintaining dimensional accuracy.

How are coolant passages maintained?

Regular flushing with cleaning solutions, inspection for blockages, and monitoring pressure drops to ensure optimal flow.

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.

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