プラスチック ランニング・トラック
自己結束型テクスチャプラスチック陸上競技トラック・フィールド床材 ポリウレタン
Self-Textured Polyurethane (PU) Running Track selfknotting textured plastic track with natural texture formation and stable friction coefficient for athletic running tracks Product Introduction The full-PU self-textured running track is made of polyurethane (PU) prepolymer without rubber granules, ...
