What does Boeing's BAC 5008 approval mean for Quaker Houghton's Hocut 4260 coolant?

Boeing's BAC 5008 approval validates Hocut 4260's effectiveness for machining aerospace aluminium alloys and other high-performance materials, confirming its ability to deliver improved efficiency, extended tool life, and compliance with environmental standards.

What are the key formulation features of Hocut 4260 that support its aerospace application?

Hocut 4260 is a heavy-duty, boron-free, and formaldehyde-free metalworking coolant specifically designed for aerospace applications, and it is already recognized by other major aerospace companies.

Boeing approves Quaker Houghton’s coolant for aerospace aluminium alloys

Aug 7, 2026

Quaker Houghton secured Boeing BAC 5008 approval for its Hocut 4260 coolant, validating its effectiveness for machining aerospace aluminium alloys with benefits including extended tool life and environmental compliance.

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