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Von Roll 77944 3-Ply Paper Mica Tape, 3/4" x 36 yd x 7.5 Mil, 3/8" Core

ID: MICA77944X3/40 Mfr ID: MICA77944X3/40
Manufactured by: Von Roll Insulation
Mica Mat 77944 tape is a 7.5 Mil three-ply epoxy bonded mica paper tape designed for vacuum pressure impregnation processing. The 4 Mil calcined mica paper has glass cloth on one side and a PET mat on the other. The resin binder in this tape was selected to be compatible with a wide variety of solventless polyester and epoxy VPI resins.

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USD $19.94 / RL

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1-99 $19.94 / RL
100-199 $16.78 / RL
200+ $15.55 / RL

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This item may be sold in units of 1.

  • Brand name :  Von Roll
  • Series :  77944
  • Item Name :  Mica Tape
  • Short Desc :  MICA TAPE,77944 .75"X 36YD RL 3/8"CR
  • UNSPSC :  31201502

The use of polyester mat as a backer provides wetting action during VPI resin treatment for a strong layer-to-layer bond after subsequent resin cure. The woven glass reinforcement provides high tensile strength and optimum flexibility. The PET mat improves handling characteristics and provides good resin flow during processing.

Performance Details
Elongation < 2% 
Tensile Strength 70  lb/Inch
Design & Construction
Adhesive Type Epoxy 
Backing Material 3-Ply Paper 
General Features
Shelf Life 12 Months 
Storage Temperature 77 deg F 
Electrical Properties
Dielectric Strength 500  V/Mil
Physical Properties
Length 36  Yard
Core Size 3 Inch 
Width 0.75  Inch
Thickness 7.5  Mil

Von Roll 77944 3-Ply Paper Mica Tape, 3/4" x 36 yd x 7.5 Mil, 3/8" Core Specification Sheet 

Features :

  • Low binder content
  • Absorbs and retains VPI resins
  • Excellent flexibility
  • Ease of application

Applications :

  • For Pulp and Paper Mills, Hermetic Motors and Irrigation Pimp Motors, Ground Insulation on AC Stator Windings to be VPI Processed