Advanced Sealing Technology B.V. is the specialist in the field of seals, and plastic slide bearings.

Our policy is aimed at distinguishing ourselves in this market in terms of knowledge, expertise and service.

In addition to supplying standard seals, AST also designs and develops customer-specific seals, sealing systems and plastic bearing systems.

At AST we make seals for “everything that moves but is not alive”.

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Despite the fact that the Hallite group has built up a very long experience in the field of PTFE and UHMWPE seals, until recently this experience was mainly used for customer-specific solutions. These solutions are now being used successfully in many branches of industry. An example of this is the oil and gas industry.

Hallite has decided to make a standard program with this accumulated experience. An extensive catalog was immediately made for this, with an impressive amount of technical information, materials and models.

The experience with all possible media and counter surfaces has resulted in a range of materials, each of which guarantees a very long service life.

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Advanced Sealing Technology is the specialist in the field of seals and plastic plain bearings.

We are proud to be the official distributor for Columbia Industrial Products.

We supply high-quality plastic bearings of this original American manufacturer. The bearings can be used in many different applications such as machine construction, offshore and shipping. For shipping we have special ABS approved materials for both propeller shaft and rudder bearings.

We also have a material that, in addition to a very high load capacity, has the lowest friction, both under dry conditions and under lubricated conditions.

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