Sealing Grease 7607 for Pneumatic Brake System

SINOPEC Sealing Grease 7607 for Pneumatic Brake System is a high-performance grease which combines a synthetic base oil with several soaps thickener. According to GB/T 7631.8-90(ISO6743/9-1987), Grease 7607 can be classified as L-XDBEA1.

Features & Benefits

    ·  Very low oil bleeding tendency

    ·  Excellent compatibility with butyl rubber

    ·  Outstanding high and low temperature performance

    ·  Optimum protection against rust and corrosion

    ·  Exceptional resistance to high temperature degradation

    ·  Do not contain any heavy metal and nitrite that will do harm to human’s health and pollute environment.

Technical specification

    ·  Meets the following performance specification: Q/SH303 142-2004

Application

    ·  Grease 7607 is designed for lubricating and sealing applications between rubber piston ring and cylinder in heavy-duty automotive pneumatic brake system.

    ·  Application temperature range: -50ºC to 120ºC, 150ºC in short-term.

Typical Properties

Items Typical Properties Test Methods
Appearance yellow to brown smooth buttery Visual
Dropping Point,ºC 200 ASTM D566
Worked Cone Penetration, 0.1mm 320 ASTM D217
Evaporation Loss (150ºC,1h),% 1.2 ASTM D972
Copper Corrosion (T2Cu ,120ºC,3h) Pass JIS K 2220.5.5
Apparent viscosity (-40ºC,10s-1),Pa·s 988 ГОСТ7163
Water Washout (90ºC, 1h),% 5.0 ASTM D1264

Attentions

    ·  Prevent water and impurities during storage and transportation.

    ·  Do not mix with other type of grease.

    ·  Do not heat before using.