Longlife 1603 is designed for use in gate valves where body fillers are required to displace water an d other contaminants. Longlife 1603 contains corrosion inhibitors for H2S and CO2, extreme pressure and anti-wear additives for high pressure sliding applications and is non-melting. Longlife 1603 is an excellent corrosion inhibiting grease and should be used in applications requiring frequent re-greasing due to contaminating environments. This product is water insoluble, washout resistant and fully additive treated. It is an excellent choice where an economical high-performance valve grease is recommended.