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100% leak proof

Bonded Bottom Seals

for every application

Custom Engineered. Precision Built.

Type 4 - Bonded Bottom Seals

Bonded Bottom Seals do not have a base structure for retention; instead they are bonded on the bottom within a square channel. Bonded Bottom Seals can cover maximum seal gaps compared to other profiles. They can inflate up to almost 90-100% of their original height. They can be fabricated as

(4A) Non Reinforced Construction
Crown Non Reinforced Bonded Bottom Seals
Crown
SectionTypeWidth
(W) mm
Width
(W) in
Height
(H) mm
Height
(H) in
Inflation Gap
(H1) mm
Inflation Gap
(H1) in
Air Inlet 
Valve (AIV)
WR-4A01C13.720.5411.170.449.530.382B, 3B, 4A
WR-4A02C16.660.6611.10.4411.130.442B, 3B, 4A
WR-4A03C250.98250.9823.80.942C, 3C, 4B
WR-4A04C351.38321.26301.182C, 3C, 4B
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(4B) Fabric Reinforced Construction
Crown Fabric Reinforced Bonded Bottom Seals
Crown
Bald Fabric Reinforced Bonded Bottom Seals
Bald
SectionTypeWidth
(W) mm
Width
(W) in
Height
(H) mm
Height
(H) in
Inflation 
Gap (H1) mm
Inflation 
Gap (H1) in
Air Inlet 
Valve (AIV)
WR-4B01C13.80.5411.20.4411.20.444A
WR-4B02C17.60.6911.70.4613.80.544A
WR-4B03C44.51.7535.11.3831.81.254A, 4B
WR-4B04C35.11.3828.81.1325.414A, 4B
WR-4B05C100.397.70.37.70.34A
WR-4B06C7.70.37.70.37.20.28
WR-4B07C130.518.70.3480.314A
WR-4B08B22.40.8814.30.5611.20.444A, 4B
WR-4B09B50.8225.4119.90.784A, 4B, 4C
WR-4B10B69.92.7535.11.3828.51.124B, 4C
WR-4B11B35.11.3830.31.1917.80.74A, 4B
WR-4B12B16.10.6312.70.511.50.454A
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NOTE:

  • The above seal profile type 4 are standard sizes available with us.However seal dimensions can be customized as per client specification, if required.
  • The inflation gaps and AIV options are recommended by us. They can be customized as per client specification.
  • Seals can be fabricated in materials like Silicone, EPDM, Neoprene, Nitrile, Natural Rubber, Viton etc.

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Other Inflatable Seal Profiles

Footless Seals

Type 1
Fasten In Seals

Type 2
Snap In Seals

Type 3
Slot Fit Seals

Type 5