EXTERNAL FLOATING ROOF SEAL

External Floating Roof is used in the thank which does not have fixed tank, this roof goes up and down according to the travel of product surface,also works as weather shield being exposed to ambient circumstance. This is why it needs thick deck and secondary seal made by steel material.

Various type of peripheral seal applied to prevent evaporation,design for high-efficiency and durability of sealing. 

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Seal Type
Pantograph Type Seal
Pantograph Type Seal

- Rim space : 200mm ± 100mm - Weight of seal: 45kg/m - Widely used for crude oil Storage Tank

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Plate Spring Type Seal
Plate Spring Type Seal

- Rim space : 200mm ± 100mm - Plate spring material : A240-301(Hard) - Weight of seal:40kg/m - Widely used for crude oil Storage Tank

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Graver Foam Type Seal
Graver Foam Type Seal

- Liquid & Vapor Mount ted type seal - Envelope material : NBR, Teflon, PE - Foam block material : PU - Rim space : 200mm ± 100mm - Weight of seal:25kg/m

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Secondary Wiper Seal
Secondary Wiper Seal

- Wiper & Vapor barrier membrane for sealing - Wiper Tip & Compression Plate for perfect weather shield - Membrane material : NBR, Teflon, PE - Weight of seal : 30kg/m

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WB-1

WB-1

WB-2

WB-7

WB-50