Bioplastic balls for practicing war games and military training.

摘要

Bioplastic balls for practicing war games and military training. # The balls are made up of a spherical body of a biodegradable material, and with a unit weight of between 0.20 grams and 0.50 grams, for firing replicas gun type Airsoft ?, said biodegradable material comprising 100%: a biopolymer of 10% to 80% by weight, mineral powder 20% by weight to 90% by weight and less than 3% of additives ream. Biopolymers comprise starch and / or starch derivatives, petroleum derivatives and polylactic acid (PLA).