TTO has been enjoying a leading reputation. In gathering our 40 years experience we clearly understand the characteristics of seal's usage and manufacturing. From designing (Auto CAD), molding, metal case treatment (computer control), spring, vulcanization (vacuum forming) to package, all process are manufactured by ourselves. In order to stay ahead of our competition, we are developing more and more automatic equipment to provide efficient services. Customers will get the lowest cost for the highest quality products. Our goal is to win customer's trust as long term supplier for your oil seal requirements.
read moreNBR is most commonly used material. It has good heat resistance properties, good resistance to oils, salt solutions, ...
read moreSilicone compounds operate effectively in a broad temperature range of -50° to 180°C. It is unsurpassed in its ...
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Acrylic rubber has better heat resistance than Nitrile. It is recommended for high surface speed environment. The operation temperatures are recommended from -20° to 150°C. It should not be used with water or in temperature below -20°C.

Fluorinated rubber is widely known under the du Pont trade name of Viton R. It has the best resistance to chemicals, and superior performance to high temperatures. Though VITON provides so many good prospects, it has the highest cost.



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