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Bio-resistant, water soluble semi-synthetic fluid designed for machining and grinding operations on ferrous and non-ferrous alloys.




Product Overview

BONDERITE® L-MR B-400 is a bio-resistant, high oil content, semi-synthetic fluid engineered for use in moderate duty machining & grinding applications of ferrous and aluminum alloys.  It's unique combination of lubricity additives and cooling characteristics provide exceptional performance in light to moderate duty metal removal operations.  

Product Specifications

Appearance of Concentrate: Hazy, amber fluid
Appearance @ 5%: Translucent tan fluid
Recommended Concentration: 5 – 10%
pH of Emulsion (typical): 9.2 – 9.4
Density: 8.3 lbs. / gallon
Chlorine: None
Boron: Yes
Refractometer Factor: 1.25

Features & Benefits

High lubricity provides excellent versatility in
most machining and grinding applications.
Bio-resistant technology eliminates the
need for tank-side additives and "Monday
morning" odors.
Excellent tramp oil rejection for easy removal
and increased solution longevity.
Less product consumption due to the superb
wetting and emulsion properties.


Designed for use in areas where moderate water
quality (100 - 300 ppm hardness) or process
requirements make foam difficult to control.
Excellent for medium duty ferrous or nonferrous

Related Products


BONDERITE® lubricants are tailored to meet the needs of specific applications, whether it is metal removal, casting, forging, or machining & grinding. These unique formulations reduce metal-on-metal friction, extend system life and provide consistent tooling performance.

Talk to an Expert

ChemPoint has experienced product specialists on staff to provide our customers support in finding the right solution for their project. Talk to us, we can help.

Call us: 425.372.9464

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