What Are The Standards And Requirements For Watertight Door Seals

- Sep 12, 2017 -

The manufacturer of the new type provides a marine hatch watertight door sealing strip, wherein the sealing strip has a rectangular cross section in a rectangular shape, and the bottom of the rectangular shape is distinguished into a circular convex side, and the arc Of the central inward sag, constitute a square notch. The advantageous effect of the utility model is that the sealing is good, the water is not easy to be leaked, the information is saved, the cost is low, and the service life is long.

The marine hatch covers a watertight seal, the raw material comprising a polytetrafluoroethylene sponge core, and a dense skin wrapped around the sponge core, the dense epidermis comprising a top surface coated on top of the sponge core and horizontally disposed A second dense skin covering the opposite sides of the sponge core and a third dense skin that is horizontally disposed on the bottom surface of the sponge core, the second skin comprising a second dense skin disposed opposite to each other and having a top- An upper skin, and a lower skin having a second spaced interval, the top separation interval being greater than a second spacing interval, the top end of the lower skin being joined to the bottom end of the upper skin by a concave arcuate groove.

The invention uses polytetrafluoroethylene sealing material, polytetrafluoroethylene has extremely excellent chemical stability and very low coefficient of friction, especially filled with polytetrafluoroethylene, due to the filling of the reinforcing material, so that it insists on the original excellent Function on the basis of the physical mechanical function has been further improved.

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