Štítky:
One of the PVA basic features is water solubility, which is an disadvantage when handling it in the rain, dew and fog. It is important to make sure that the PVA material is kept in a dry place. This condition is fulfilled by appropriately designed cases and careful storing. Even a very small quantity of water can damage PVA so badly that the product is impossible to use. In the best case you can save half of the stocking quantity on the tube or spool and throw away the rest. If bad storing or…