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tesa® 4928 – Transparent PET film tape with tackified acrylic – electronics, automotive ABS, furniture decorative profiles

Item Name: tesa® 4928
Manufacturer: tesa SE
Technologies: Double-sided filmic tape
Color: Transparent
Backing material: PET film
Type of adhesive: Tackified acrylic
Package Size: Contact to Techniq VN for details
Shelf Life: Contact to Techniq VN for details

1. Product Overview
tesa® 4928 is a transparent double-sided PET filmic tape with a tackified acrylic adhesive. It delivers a balanced combination of holding power and bonding strength, providing reliable adhesion even to challenging surfaces such as foams and rubber. The tape offers high initial tack for immediate grab, strong shear resistance, and dependable performance under elevated temperatures. It also demonstrates very good resistance to ageing, humidity, and chemicals, making it suitable for demanding industrial uses.

2. Applications

  • Battery mounting in electronic devices

  • Fixing ABS plastic parts in the automotive industry

  • Mounting decorative profiles and mouldings in furniture manufacturing

3. Typical Properties

Property Value / Description
Backing material PET film
Adhesive type Modified acrylic (tackified)
Total thickness 125 µm
Colour Transparent
Elongation at break 50 %
Tensile strength 20 N/cm
Ageing resistance (UV) Very good
Chemical resistance Good
Humidity resistance Very good
Softener resistance Good
Static shear resistance (23°C / 40°C) Good
Tack Very good
Temperature resistance (long term) 100 °C
Temperature resistance (short term) 200 °C
Adhesion to Steel (initial/14 days) 11.2 N/cm → 12.8 N/cm
Adhesion to ABS (initial/14 days) 8.2 N/cm → 9.7 N/cm
Adhesion to Aluminium (initial/14d) 8.1 N/cm → 11.1 N/cm
Adhesion to PC (initial/14 days) 10.3 N/cm → 11.5 N/cm
Adhesion to PE (initial/14 days) 4.9 N/cm → 5.4 N/cm
Adhesion to PP (initial/14 days) 4.8 N/cm → 6.4 N/cm
Adhesion to PS (initial/14 days) 8.8 N/cm → 9.4 N/cm
Adhesion to PVC (initial/14 days) 7.2 N/cm → 10.1 N/cm
Adhesion to PET (initial/14 days) 7.4 N/cm → 8.7 N/cm

BERGQUIST microTIM mTIM 1028 Thermal Interface Coating High performance thermal management solution for nickel finished heat sinks, optical transceivers, and data center liquid cooling systems

BERGQUIST microTIM mTIM 1028 is purpose built for riding cage assemblies in servers, switches, and routers, interfacing with electroless nickel plated copper or aluminum heat sinks. It ensures stable operation in high power transceiver modules while also extending applicability to liquid cooling components, heat pipes, and fin based dissipative structures.

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