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NLGI Grade 1-2 – Silicone oil-based compound with solid PTFE thickener for water taps and gas valves.

Product Overview

MOLYKOTE® G-5511 is a performance compound formulated from a high quality silicone oil and thickened with solid polytetrafluoroethylene (PTFE) lubricant additives for exceptional protection & longevity. MOLYKOTE® G-5511 exhibits excellent compatibility with most ceramic, plastic and elastomers commonly used for sealing taps and valves.  MOLYKOTE® G-5511 meets the performance requirements of several regulatory standards for drinking water contact, including UBA guidelines, NSF/ANSI 61, ACS and Water Regulation Advisory Scheme (BS6920:2000). 


MOLYKOTE® G-5511 Compound is a versatile, grease-like lubricant that can be used in a wide variety of applications, including:
Rubber Gaskets Sealing
Ceramic Disc Lubrication
Plastic Components
Water Taps
Gas Valves and Connectors

Features & Benefits

High Levels of Water Resistance
Excellent Thermal Stability (-40°C to 200°C)
Compatible with Most Common Elastomers, Plastics & Ceramics
Meets Performance Requirements of EN 817
Approval for Water Contact Applications (NSF/ANSI 61)
Multipurpose Gas & Water Valve Sealing

Problems Solved

Loss of Tap or Valve Lubricant from Water Washout or Solubility
Unsafe Water Contamination Concerns from Valve Lubricant

Product Specifications

NLGI Grade: 1-2
Thickener: PTFE
Soild Lubricant: PTFE
Low Temp: -40°C (-40°F)
High Temp: 200°C (392°F)
Color: White
Density at 20°C: 1.3 g/ml

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