ARCCUT® AM678 High-Lubricity Microemulsion
Low-oil, eco-friendly microemulsion cutting fluid with superior lubrication and cooling properties for comprehensive protection in various metal machining applications.

Product Overview
The ARCCUT® AM678 is a next-generation highly lubricated microemulsion cutting fluid developed by ARNOCO. Utilizing advanced microemulsion technology and a composite additive system, it maintains the excellent cooling performance of microemulsions while significantly enhancing lubricity to meet demanding machining requirements.
The low-oil formula reduces mist generation and improves workshop air quality, aligning with modern green manufacturing principles. Ideally suited for turning, milling, drilling, and tapping of steel, cast iron, aluminum alloys, stainless steel, and other metals, it is the versatile choice for metal machining.
Core Advantages
High Lubricity
Special extreme pressure additives deliver superior lubrication protection, significantly reducing cutting forces and friction heat.
Eco-friendly Microemulsion Formula
Low-oil design minimizes mist generation to improve workshop conditions.
Superior rust protection
High-efficiency rust inhibitor ensures long-term rust prevention for workpieces and machine tools; inter-process protection lasts over 14 days.
Technical Specifications
| Test Items | Typical Value |
|---|---|
| Appearance | Transparent microemulsion |
| pH Value (in 5% aqueous solution) | 9.0-9.5 |
| Viscosity (40°C) | 12 mm²/s |
| Concentrate Content | 3-5% |
| Compatible Materials | Steel, Cast Iron, Aluminum Alloy, Stainless Steel |
Typical Applications
Automotive Parts
Machining of engine blocks, crankshafts, camshafts, and transmission components
General Machinery
Mass production of standard components such as bearings, gears, hydraulic parts, and fasteners
Aerospace
High-precision machining of aircraft structural components and engine parts
Mold Manufacturing
Precision machining and polishing pretreatment for injection molds, stamping dies, and die-casting dies
Related Cases

Microemulsion Replacement Project for a Metal Machining Company
With ARNOCO AM678, tool life increases by 35%, and workshop oil mist concentration drops by 60%.

Optimization of Engine Part Machining for an Auto Parts Manufacturer
With ARNOCO AM678, machining efficiency increases by 25%, and workpiece surface quality improves significantly.
