1kg SINOPEC High-Vacuum Silicon Grease 7501 for wireline tools o ring

Product Description  

SINOPEC High-Vacuum Silicon Grease 7501 is formulated from a synthetic silicon fluid and an inorganic thickener and various well-chosen additives. According to GB/T 7631.8-90(ISO6743/9-1987), Grease 7501 can be classified as follow:L-XDGEA3.

  Advantages     Features & Benefits Outstanding material compatibility Miraculous airtightness performance Excellent resistance against bromine, water and other chemical fluids. Do not contain any heavy metal and nitrite that will do harm to human’s health and pollute environment. Specifications   Technical specification Meets the following performance specification: Q/SH303 139-2004. Application Grease 7501 is specially designed for the lubrication and sealing applications such as glass pistons and joints in vacuum systems. Application temperature range:-40ºC to 200ºC.   Attentions Prevent water and impurities during storage and transportation. Do not mix with other type of grease. Do not heat before using. Typical Properties

Items	Grease 7501	Test Methods
Appearance	white smooth buttery	Visual
1/4Worked Cone Penetration,0.1mm	50	ASTM D217
Evaporation Loss(200ºC,1h),%	0.7	ASTM D972
Apparent viscosity(-40ºC,10s-1),Pa·s	588	7163