Polypropylene (PP) layer pads bottle separator is widely used in the beverage industry as a divider sheet in between the bottles or cans for stacking purpose. The advantages of Polypropylene (PP) layer pads bottle separator are as follows: â?¦ Light weight. â?¦ Strong and durable. â?¦ Impact resistant. Hygienic. â?¦ Water resistant. â?¦ Non toxic and resistant to chemicals. â?¦ Cost effective. â?¦ Easy to convert. â?¦ 100% Recyclable. â?¦ Available in recycle grade. â?¦ Available in flame retardant version.