3M 5421价格:价格电议产品详情:Data Sheets Download the 3M 5421 technical data sheet (TDS) and the 3M 5421 safety data sheet (SDS) from Silmid today. O... 货号:5421 品牌:3M 工作温度:-73°C to 260°C 3M 8681HS价格:价格电议产品详情:3M Polyurethane Protective Tape 8681HS is formulated ...