What is the difference between clay and silica gel?

Clay desiccant is a material of natural origin. It is chemically inert, non-corrosive and is composed mainly of calcium and magnesium aluminium silicates. Thanks to its absorption capacity, clay reduces the

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Can desiccant bags be regenerated?

Propagroup strongly advises not to regenerate the desiccant bags of own production "Propasec, Propasil and Propasieve" because this procedure is not recommended by the main European and international standards. We would

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Is it possible to check the temperature goods are subjected to during transport or storage?

Yes, with the ColdMark and WarmMark temperature indicators and TrekView ambient condition recorders you can monitor the temperature goods are subjected to during transport or storage.


Is silicagel able to solve mold problems on lenses of optical instruments and cameras?

Yes, silicagel is used to protect lenses of optical instruments and cameras against mold caused from humidity. Silicagel has many applications, it is also used to protect pharmaceuticals and chimical products, food, electronic equipments, but also to protect leather from humidity.  For more information please click here


How many events does a ShockLog record in a given period of time?

A ShockLog can record up to 870 events and 262,000 time slots.


Should desiccants be used together with anticorrosion products?

We recommend using desiccants inside your package, even in those made of VCI films, in order to improve corrosion protection. Lab tests together with our over 40 years of experience confirm that the combination of VCI Propatech products with Propasec desiccant bags increases the effectiveness of both of them extending the protection of your goods.