ブナ(GR-S (Buna S) uncured)の詳細データ
和名
ブナ(GR-S (Buna S) uncured)
英名
Buna Rubbers GR-S (Buna S) uncured
化学式
備考
Copolymer of 75% butadiene and 25% styrene (Rubber Res. Corp.).