... heating efficiency.Thermocouples of different EMT/T graduation with a diameter ranging from Φ0.5~Φ3 can be attached for ... 1.5Φ1.8 (Rectangular style)1.3*2.1Inner diameter :Φ19mmLength :31mmApplications:1.plastic molding nozzies2.plastic blowing machines3.plastic ... Other related equipmentsArmored wrap-up electric heater with Φ35mm (inner diameter)*58mm(length),Φ22*53mm,Φ22*31mm ,Φ19*31mm,various vo ...