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MOLYKOTE® L-4640 Synthetic Compressor Flush Fluid

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MOLYKOTE® L-4640 Compressor Flush Fluid is a certified diester (DE) based flush fluid for compressor systems and enhanced with rust and oxidation performance additives.

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Product Overview

MOLYKOTE® L-4640 Compressor Flush Fluid is a versatile synthetic lubricant engineered to safely transition between lubricant chemistries and ensure critical equipment is protected from compatibility concerns or difficulties.  It is engineered from a high-purity DE (diester) base oil and exhibits excellent chemical and thermal stability. MOLYKOTE® L-4640 has a wide operating temperature range and reduces lubricant and energy consumption.

Applications

MOLYKOTE® L-4640 is designed as a flush fluid for system transitions from one chemistry to another and is well suited for system refills in rotary screw compressors.

Features & Benefits

Excellent varnish control
Great chemical stability and compatibility
Excellent thermal stability
NSF H2–certified performance

Problems Solved

Compatibility concerns and reactivity between lubricant chemistries
Unplanned maintenance cycles from incompatible lubricant mixing

Product Specifications

Product type: Oil lubricant
Base oil viscosity @ 40°C: 38.6 cSt
ISO viscosity grade: 32-46
Viscosity index: 65
Color: Clear to golden yellow

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