3M 74#该产品从形性好，在空间有限的线圈用作封包，电器性能佳。主要应用于手机，传呼机上的微型马达线圈的固定捆扎绝缘；录音机，DVD,VCD上磁头线圈的固定捆扎绝缘。
 
Properties Typical Values
Adhesive Rubber Thermosetting
Backing Polyester Film
Backing Thickness1 0.5 Mil
Total Thickness 0.8 mils/0,02mm
Color Yellow
Temperature Class 130°C /266°F
Dielectric Breakdown1 3500 Volts
Insulation Resistance1 (megohms) >1 x 106
Breaking Strength1 12 lbs./in. (21 n/10mm)
Elongation1 (% at break) 100
Electrolytic Corrosion Factor2 1.0
Adhesion to Steel1 20 oz./in. (2,2 n/10mm)
* Footnote: 1. Test method ASTM D 1000
2. 3M Test Method-Available on request