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General Instrument products are made with fine precision, latest automation, and by qualified professionals. They are tested and certified as per industry standards' organizations. Our products are pre-approved on most large company procurements world-wide.

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Pan Cake Type Diaphragm Seal


Pan Cake type Diaphragm Seal is sandwiched between the Instrument Flange (loose back-up flange) and Process (Nozzle) Flange. It is always provided with Capillary for the remote mounting of the Pressure Instrument. Pan Cake type Diaphragm Seals is ideal for fluids which are viscous or containing solid par ticles. The Diaphragm is directly welded to the Pan Cake unit and there are no cavities or hidden por ts where the process fluid can enter and clog the system. 


• Visual Inspection

• Dimensional Verification

• Accuracy Test

• Hysteresis Test

• Leak Test

• Influence Of Mounting Position

• Degree of Protection

• Effect of Mechanical Vibration


•  Effect of Mechanical Shock

•  Endurance Test With Steady Pressure

•  Endurance Test With Over Pressure

•  Endurance Test with Cyclic Pressure

•  Safety Blow-out Test

•  Thermal Stability Test at Rated

•  Temperature effect Test

•  Energy release Test 


Pharmaceutical Oil Exploration/Refineries/Petrochemicals Chemicals Pulp & Paper Power Generation Metallurgy Cement Synthectic Fiber Fertiliser Instrument Manufacturers Original Equipments Manufacturers



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