High Mechanical Strength Polyimide Adhesive Tape 25μm 60μm with 280°C Temperature Resistance and ≥40N/10mm Tensile Strength

Price Negotiable

Price: Usd1~5/roll

MOQ: 500m2

Delivery Time: 35 working days

Product Description

Product Overview

High-performance polyimide adhesive tape featuring exceptional mechanical strength and electrical insulation properties. Available in 25μm and 60μm thickness options for demanding industrial applications.

Construction & Appearance

Base Material: Polyimide (PI) Film

Adhesive: Silicone Adhesive

Appearance: Amber transparent with smooth surface, free from creases, bubbles, foreign objects. No tearing or glue layer transfer during unwinding.

Key Characteristics

High mechanical strength with excellent electrical insulation properties
Exceptional dimensional stability and high temperature resistance
Resistant to solvents and water
Long-term working temperature: 220°C, short-term: 280°C

Applications

Electronic protection during bonding processes including SMT wave soldering and reflow soldering
PCB board gold finger protection and SMD electronic components requiring high temperature and moisture protection
Electrical insulation wrapping for H-class motors and transformers
High-temperature coil wrapping and thermal resistance protection

Technical Specifications

Parameter	Type 2321 / 2321L
Total Thickness (mm)	0.06 ± 0.003
Base Film Thickness (mm)	0.025 ± 0.003
Breakdown Voltage (KV)	≥5%
Insulation Resistance (Ω)	≥10¹³
Tensile Strength (N/10mm)	≥40
Elongation (%)	≥45
Adhesion Strength to Steel (N/10mm)	≥2.4
Working Temperature (°C)	-73 to 280
Chemical Resistance (20% HCL NaOH/10Hrs)	Bonding well, no delamination, no glue layer transfer
Releasing Film	No / 0.075mm