Coolants

CNC coolants (also known as cutting fluids or cutting coolant) are essential for efficient machining. At CNCmarket, you'll find high-performance water-soluble coolants designed to improve tool life, surface finish, and machining stability.

Our range includes water-soluble cutting oils, semi-synthetic coolants, and fully synthetic CNC coolants suitable for steel, aluminum, and stainless steel applications.

Explore our coolant guides and tools:

Purpose of Coolant Types of Coolant Mixing & Water Quality Coolant Calculator Ask us on WhatsApp

Total found: 8

Only new

Only in stock

Only special price

Semi-Synthetic Coolant EASYCUT BASE201 - 5 Gallon

BASE201-5In stock

CA$160.92

excl. taxes

High Performance Semi-Synthetic Coolant EASYCUT BVR301 - 5 Gallon

BVR301-5In stock

CA$212.54

excl. taxes

Alkaline CNC system cleaner, pail 5 GAL

ETAS4720NA-5In stock

CA$122.57

excl. taxes

Semi-Synthetic Coolant for Aluminum EASYCUT PRO302 - 55 Gallon

PRO302-55Running out of stock

CA$1,736.50

excl. taxes

Synthetic Coolant for Carbide EASYCUT SYN291CO - 5 Gallon

SYN291CO-5In stock

CA$264.22

excl. taxes

Universal Semi-Synthetic Coolant EASYCUT UNI301 - 5 Gallon

UNI301-5In stock

CA$189.56

excl. taxes

Vegetable Oil-Based Coolant EASYCUT VEG001 - 5 Gallon

VEG001-5In stock

CA$263.93

excl. taxesCA$329.91

Total discount 20%

Forming Oil EASYCUT FORM121 - 5 Gallon

FORM121-5Made to order

CA$397.73

excl. taxes

CNC Coolants & Cutting Fluids for Machining

CNC coolants, also known as cutting fluids or cutting coolant, are essential for precision machining. The right fluid controls heat, improves surface finish, and extends tool and machine life.

This category includes water-soluble cutting fluids (also called soluble oil or water soluble cutting oil) - the most widely used metalworking fluids in CNC machining. These coolants are designed for stable performance in milling, turning, and grinding operations.

Why Use CNC Coolant

Cooling: removes heat from the cutting zone to maintain dimensional accuracy and tool life.
Lubrication: reduces friction for smoother cutting and improved surface finish.
Chip Evacuation: flushes chips away from the cutting area to prevent re-cutting and tool damage.
Clean Operation: water-based coolants reduce smoke, residue, and machine contamination compared to neat oils.

Types of CNC Coolants

Water-soluble coolants are available in several formulations depending on machining requirements and materials.

Semi-Synthetic Coolants

A balanced mix of mineral oil and synthetic additives. Suitable for a wide range of materials including steel, aluminum, and stainless steel. Provides good lubrication, corrosion protection, and chip evacuation.

Fully Synthetic Coolants

Contain no mineral oil and offer excellent cooling performance, low foam, and long sump life. Ideal for high-speed CNC machining and high-pressure systems.

Vegetable / Ester-Based Coolants

Environmentally friendly formulations with strong lubrication and corrosion protection. Suitable for shops looking for biodegradable or low-impact solutions.

Advanced Polymer-Based Coolants

Modern synthetic coolants designed for demanding CNC environments. They provide excellent thermal stability, low bacterial growth, and high chemical resistance.

Applications of CNC Coolants

CNC milling and turning
Grinding and finishing operations
High-speed machining
General-purpose metal cutting

Choosing the Best Coolant for CNC Machines

For most CNC machining operations, semi-synthetic or fully synthetic coolants provide the best balance of cooling and lubrication. For aluminum and stainless steel, choose fluids designed for mixed materials. For heavy-duty cutting or forming operations where lubrication is critical, consider switching to cutting oils.

Coolant Maintenance Tips

Maintain proper concentration - typically 6-8% for standard machining and up to 10-12% for heavy-duty operations.
Use a refractometer to monitor coolant concentration regularly.
Control water quality - balanced hardness improves stability and reduces foaming.
Remove tramp oil and contaminants to extend coolant life.
Clean tanks and replace filters on a regular maintenance schedule.

FAQ - CNC Coolants

What is CNC coolant?

CNC coolant is a type of metalworking fluid used to cool, lubricate, and clean the cutting zone during machining operations.

Are cutting fluids and coolants the same?

Yes. The term "cutting fluid" includes both water-soluble coolants and cutting oils. In most CNC machining, it refers to water-based coolant systems.

What is the best coolant for CNC machines?

The best coolant depends on the application. Semi-synthetic coolants work well for most operations, while synthetic coolants are better for high-speed or high-pressure machining.

How long does coolant last?

With proper maintenance, CNC coolant can last several months or longer. Regular monitoring and cleaning significantly extend its service life.

Catalog PDF

Show all

EASYCUT COOLANT PORTFOLIO

Year of publishing 2024

CNC Coolants & Cutting Fluids for Machining

Why Use CNC Coolant

Cooling: removes heat from the cutting zone to maintain dimensional accuracy and tool life.
Lubrication: reduces friction for smoother cutting and improved surface finish.
Chip Evacuation: flushes chips away from the cutting area to prevent re-cutting and tool damage.
Clean Operation: water-based coolants reduce smoke, residue, and machine contamination compared to neat oils.

Types of CNC Coolants

Water-soluble coolants are available in several formulations depending on machining requirements and materials.

Semi-Synthetic Coolants

Fully Synthetic Coolants

Contain no mineral oil and offer excellent cooling performance, low foam, and long sump life. Ideal for high-speed CNC machining and high-pressure systems.

Vegetable / Ester-Based Coolants

Environmentally friendly formulations with strong lubrication and corrosion protection. Suitable for shops looking for biodegradable or low-impact solutions.

Advanced Polymer-Based Coolants

Modern synthetic coolants designed for demanding CNC environments. They provide excellent thermal stability, low bacterial growth, and high chemical resistance.

Applications of CNC Coolants

CNC milling and turning
Grinding and finishing operations
High-speed machining
General-purpose metal cutting

Choosing the Best Coolant for CNC Machines

Coolant Maintenance Tips

Maintain proper concentration - typically 6-8% for standard machining and up to 10-12% for heavy-duty operations.
Use a refractometer to monitor coolant concentration regularly.
Control water quality - balanced hardness improves stability and reduces foaming.
Remove tramp oil and contaminants to extend coolant life.
Clean tanks and replace filters on a regular maintenance schedule.

FAQ - CNC Coolants

What is CNC coolant?

CNC coolant is a type of metalworking fluid used to cool, lubricate, and clean the cutting zone during machining operations.

Are cutting fluids and coolants the same?

Yes. The term "cutting fluid" includes both water-soluble coolants and cutting oils. In most CNC machining, it refers to water-based coolant systems.

What is the best coolant for CNC machines?

The best coolant depends on the application. Semi-synthetic coolants work well for most operations, while synthetic coolants are better for high-speed or high-pressure machining.

How long does coolant last?

With proper maintenance, CNC coolant can last several months or longer. Regular monitoring and cleaning significantly extend its service life.

Catalog PDF

Show all

EASYCUT COOLANT PORTFOLIO

Year of publishing 2024

Coolants

CNC Coolants & Cutting Fluids for Machining

Why Use CNC Coolant

Types of CNC Coolants

Semi-Synthetic Coolants

Fully Synthetic Coolants

Vegetable / Ester-Based Coolants

Advanced Polymer-Based Coolants

Applications of CNC Coolants

Choosing the Best Coolant for CNC Machines

Coolant Maintenance Tips

Related Pages

FAQ - CNC Coolants

Catalog PDF

CNC Coolants & Cutting Fluids for Machining

Why Use CNC Coolant

Types of CNC Coolants

Semi-Synthetic Coolants

Fully Synthetic Coolants

Vegetable / Ester-Based Coolants

Advanced Polymer-Based Coolants

Applications of CNC Coolants

Choosing the Best Coolant for CNC Machines

Coolant Maintenance Tips

Related Pages

FAQ - CNC Coolants

Catalog PDF