Grease for Vacuum Equipment - Orelube G1/3 | Vacuum Pump Oil and Grease

ULVAC Grease for Vacuum Equipment - Orelube G1/3

This light gray semi-transparent solid grease is formed by mixing highly refined dimethyl silicone oil with fine silica powder as a thickener. It has exceptional lubrication properties, sealing characteristics, water resistance, chemical inertness, thermal resistance, cold tolerance and oxidation resistivity.

Properties

Item	Test Condition	Unit	Orelube G1/3	ASTM 1
NLGI No.			2 (1~3 applicable)
Consistency	Worked, 60W		270	D-217
Thickener			Non-soap thickener (Organoclay)
Hue			Gold
Exterior			Buttery
Dropping Point			None	D-2265
Suitable Operating Temperature Range			-23°C to 180°C
Kinetic Viscosity (Base Mineral Oil)	40°C	cSt	113	D-445
Kinetic Viscosity (Base Mineral Oil)	100°C	cSt	12.1	D-445
Oxidative Stability Test	98.9°C for 100 hours	PSI Loss	3	D-942
Evaporation	178°C for 22 hours	% wt Loss	3	D-2595
Copper Strip Corrosion Test	100°C for 24 hours		1a	D-130
Water Washout Test	79.4°C	% wt Loss	3.1	D-1264
Four-ball Wear-test	75°C for 1 hour, 1200 rpm, 40 kg	Scar Ø mm	0.49	D-2266
Four-ball Extreme-pressure Test	Weld Load	kg	200	D-2596
Four-ball Extreme-pressure Test	Load Wear Index	kg	35	D-2596
Timken Extreme-pressure Test	OK Load	lbs	30	D-2509
Oil Separation Test	25°C for 24 hours	% Loss	2.3	D-1742
Item	Test Condition	Unit	Orelube G1/3	ASTM

1 ASTM - American Society for Testing and Materials