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MOLYKOTE® 111 Compound


NLGI Grade 3-4 – Grease like silicone compound for general purpose O-ring and valve lubrication


Product Overview

MOLYKOTE® 111 Compound is the industry standard lubricant for valves and seals with decades of proven performance.  MOLYKOTE® 111 is formulated from a silicone oil and uses an inorganic thickener for excellent adhesion and stay-in-place performance.  MOLYKOTE® 111 meets several strict global regulation requirements for safe water contact applications, including WRAS, NSF 51 and NSF 61.



MOLYKOTE® 111 Compound can be used in a wide variety of industrial and commercial applications, including, but not limited to:
Pressure and Control Plug Valves
Water Softener Piping and Faucet Valves
Vacuum System Sealant
High Pressure Systems
Outdoor and Marine Equipment Subject to Washing or Harsh Environmental Conditions
Electrical Service Boxes, Meters and Connectors
Rubber or Plastic O-Ring Lubrication
Gasket and Seals Lubrication

Features & Benefits

Excellent Water Resistance & Stability
Very Broad Thermal Stability (-40°C to 200°C)
Low Delivered Vapor Pressure
Very Low Volatility
Meets Performance Requirements for NSF 51 and NSF 61
Meets FDA 21 CFR 175.300
Translucent White Appearance 

Problems Solved

O-Ring Lubricant Loss from Water Washoff
Seal Failure from Incompatible Lubricant Chemistries
Gasket Sticking Concerns and Weathering Deterioration

Product Specifications

NLGI Grade: 3-4
Thickener: Silica
Low Temp: -40°C (-40°F)
High Temp: 204°C (399°F)
Color: Translucent White

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