Cutting fluid bactericide and preservative Long-lasting preservation Quick sterilization Safe and environmentally friendly

25-05-2026

I. Product Overview

The cutting fluid bacteriostatic and antiseptic agent is a specialized additive for water-based, semi-synthetic, and emulsified cutting fluids. Its core function is to inhibit and kill bacteria, fungi, molds, algae and other microorganisms in the cutting fluid system, addressing issues such as deterioration and odor, pH drop, abnormal viscosity, and the formation of sludge, thereby extending the service life of the cutting fluid and ensuring stable metal processing conditions. It also has the characteristics of low toxicity and strong adaptability.

II. Core Category Classification (Main Structural System)


1. Triazine Class (BK Bacteriostatic Agent)

The core component is 1,3,5-tri-(2-hydroxyethyl)-hexahydro-triazine, which belongs to water-based compatible bacteriostatic agents. It is resistant to high pH and high temperature, and is mild in toxicity. It mainly functions as a bacteriostatic agent, specifically targeting the inhibition of bacterial proliferation, suitable for the preparation of cutting fluid concentrate solutions and on-site supplementation, and is a universal basic bacteriostatic system for cutting fluids.


2. Isothiazolinone Class (BIT/CMIT/OIT)

This is the mainstream broad-spectrum anti-corrosion system. Among them, BIT has strong stability and is compatible with various cutting fluid systems, providing long-lasting bacteriostatic effect; CMIT has a fast bactericidal speed and also kills bacteria and fungi; OIT focuses on preventing mold and has excellent inhibitory effects on molds and yeast, and is often used in combination to make up for the shortcomings of a single agent.


3. Composite Function Class

It is formulated by combining multiple bacteriostatic components, integrating bacteriostatic, anti-corrosion, and algicidal functions. It has a wide bacteriostatic spectrum, quick onset, and can inhibit stubborn microorganisms such as sulfate-reducing bacteria and anaerobic bacteria, effectively preventing the odor of the cutting fluid and the growth of biofilms in the tank.


III. Core Mechanism of Action

1. Destroys the cell membrane structure of microorganisms, blocking their metabolism and reproduction, and rapidly killing harmful bacterial colonies;

2. Inhibits the activity of microbial enzymes, preventing bacteria from decomposing the effective components such as lubricating oil and surfactants in the cutting fluid;

3. Stabilizes the pH value and system state of the cutting fluid, avoiding problems such as deterioration of the medicine solution and corrosion of the workpiece and equipment caused by microbial metabolism.


IV. Core Product Advantages

1. Strong compatibility: Does not conflict with emulsifiers, rust inhibitors, lubricants and other cutting fluid components, and does not affect the original processing performance of the cutting fluid;

2. Long-lasting stability: Resistant to high and low temperatures, and to fluctuations in working conditions. It is unlikely to fail over a long period of use, reducing the frequency of supplementary addition;

3. Safe and compliant: Low toxicity, low irritation, no residual pollution, and suitable for industrial environmental protection production requirements:

4. High cost-effectiveness: A small amount of addition can achieve long-term sterilization and anti-corrosion effects, effectively reducing the cost of cutting fluid replacement and equipment maintenance.


V. Key Application Points

1. Compatible system: Mainly used for fully synthetic, semi-synthetic, and emulsified water-based cutting fluids, not suitable for pure oil-based cutting fluids;

2. Addition method: Can be added during the production and blending of the cutting fluid, or used for daily maintenance and supplementary addition in the production site;

3. Compatible working conditions: Suitable for normal temperature and high-temperature mechanical processing conditions. For cutting fluids with high pH, triazine and compound type preservatives are preferred.


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