Double-Coated Polyimide Film Tape-DIH772A-B

DIH772A-B  is  a  polyimide film-backed tape with two  sides  coated  silicone adhesive, which has excellent properties of high temperature resistance.

Construction

Features

    · Low electrostatic discharge at unwind and removal.

    · Excellent tensile strength & Elongation

   · Withstand Long periods of heat up to 260C ;withstand short time of heat up to 300C

    · Both-Face with similar adhesion ,No any residue after removal

Application

  · Mask for printed circuit boards during wave solder or solder dip process.       

 · Masking contacts during spray painting, powder coating & solder coating.      

B · undling  of  transformer,  motor,  battery  &  electronic  components  for insulation purpose

Properties

Item	Typical Value		Test Method
	Imperial	Metric
Backing	1.0mil	0.025mm	/
Total Thickness	3.0±0.2mil	0.075±0.005mm	/
Adhesion to Steel	0.25lbs/in	A adhesive：2.7N/25mm	GBT 2792-2014
	0.20lbs/in	B adhesive : 2.1N/25mm
Tensile Strength	≥20lbs/in	≥3.5  (KN/M)	GBT 30776-2014
Elongation	≥45%	≥45%	GBT 30776-2014
Breakdown voltage	>8KV	>8KV	/
Maximum Operating Temperature	500℉	260℃	/

Storage

· Store under normal conditions of 10-30℃ and 40-70% R.H, out of direct sunlight.

· Shelf life: 12 months from the date of manufacture when stored in initial packing.

Precaution Reminder

 · Surface should be clean, dry, free of dust, oil or other contaminants.     

·  Proper pressure required by roller, hand or press when applying.      

· Avoid repeat sticking to prevent adhesion decrease.

Notes

Please be advised that this technical data sheet is written based on our lab

tests and experience only. Customer is responsible to determine the suitability of the product meets intended application requirements before approved for use.