热缩比3:1
规格有:
Φ2.4/0.8,Φ3.2/1.1,Φ4.8/1.6,Φ6.4/2.2,Φ7.9/2.7,Φ9.5/3.2,Φ12.7/4.2,Φ15.0/5.2,Φ19.1/6.3,Φ25.4/8.5,Φ30.0/10.2,Φ39.0/13.5,Φ50.0/17.0,Φ60.0/21.0,Φ70.0/23.0,Φ80.0/26.5,Φ90.0/30.0,Φ100.0/33.0,Φ120.0/40.0