Gland Packing vs Mechanical Seal?
Installation Time:
The Installation time for mechanical seal usually takes seven to eight hours (include flushing system). Normally the installation duration will depend on the size of the mechanical seal.
On the other hand, glad packing installation will take a maximum of one to two hours and it will depend upon the size of shaft and number of gland packing rings required.
Capital cost
Mechanical seal cost are very high.
Gland packing cost is very low compared to the mechanical seal.
Spare cost
Mechanical seal Spares to be maintained. High spare cost.
Gland packing Spare is not applicable.
Skill requirement
Skilled manpower is required for mechanical seal installation, removal and assembly
Minimal training is sufficient for gland packing installation and removal
Leakage rate
Mechanical seal Very minimal leakage
Gland packing Leakage will be high
Product loss
Mechanical seal Very minimal
Huge production loss when compare with mechanical seal
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