What is the difference between Glycerine filled press […]
What is the difference between Glycerine filled pressure gauge and a silicone oil-filled pressure gauge?
Glycerin: Glycerin is one of the commonly used liquids in liquid-filled meters. The glycerine-filled pressure gauge can provide a good damping effect for applications at room temperature. These meters work well at temperatures between -4°F and +140°F (-20°C and +60°C).
Silicone: Even at very low temperatures, silicone, and other similar oils have a lower viscosity; therefore, silicone-filled meters are more suitable for applications with drastic temperature changes, especially in colder climates and those that may freeze Case. Their operating temperature ranges from -40°F to +140°F (-40°C to +60°C).
In summary, both glycerin and silicone pressure gauges have strong stability and shock resistance. But pressure gauges filled with silica gel work better under extreme conditions.
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