Up for sale is 5 pack of 40mm solid polypropylene ball 1.575" slightly bigger then a 1-1/2" or 1.500"
Polypropene, is a thermoplastic polymer used in a wide variety of
applications including packaging and labeling, textiles, stationery,
plastic parts and reusable containers of various types, laboratory
equipment, loudspeakers, automotive components, and polymer banknotes.
Excellent resistance to dilute and concentrated Acids, Alcohols, Bases and Mineral Oils
Great resistance to Aldehydes, Esters, Aliphatic Hydrocarbons, Ketones and Vegetable Oils
Limited resistance to Aromatic and Halogenated Hydrocarbons and Oxidizing Agents