General-purpose double coated tapes
High-performance, general-purpose double coated series usable for various purposes produced employing non-solvent manufacturing method.
Products Category Double coated tapes
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Comparison
G4000

Product name

 G4000

Suitable use

 General-purpose

Application

 Computers / AV / Cellular phones

Features
  • Environmentally friendly, non-solvent tape series.
  • High adhesive quality (heat resistance and weather resistance) for wide ranging applications.
  • High initial adhesiveness.
  • G4000: Basic model with high performance for many types of rubber (primary treated) and urethane.
non-solvent manufacturing method

Structure

Specifications
Product name G4000
Main component Acrylic base
Carrier Nonwoven fabric
Color Semi transparent
Adhesive thickness(µm) About 150
Release paper thickness(µm) About 120
Bonding strength(N/20mm) 16
St'd size (width & length) 1,020mm x 50m

※ UL certificated. UL file NO.MH15431

Application Example

For fixing of speaker grilles of large LCD televisions.
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Technical Data
1. Bonding strength on various type of substrate (180° peeling) 180°Peeling strength test
Test Piece Condition
Tape width: 20mm
Bonding condition: One stroke with 2-kg roller
Measuring condition: 23°C±5°C 60%±20%RH
Peel speed: 300mm/min
Backing material: 25µm PET
  • [ Left at RT for one hour before measurement ]
Results
(N/20mm)
Substrate SUS ABS PS PP
Peeling strength 16.8 14.1 13.0 9.93
2. Holding Power at different temperatures Holding power test
Test Piece Condition
Substrate: SUS304
Bonding area: 25mm x 25mm
Bonding condition: One stroke with 2-kg roller
Backing material: 25µm PET
  • [ Left at RT for one hour and then at each temperature for 30 minutes before measurement ]
  • [ Creep length after one-hour application of 1-kg load ]
Results
Measurement temperature 40°C 60°C 80°C
Creep length(mm) 0.3 0.4 0.6
3. Ball tack test (J. Dow method) Ball tack test
   
Results
Ball No:7 to 8
4. Adhesion to urethane foam : Rebounding proof test (180° bending)
Rebounding proof test
Test Piece Condition
Substrate: Urethane foam, 5 mm thick
(ether, and ester)
Substrate: Aluminum plate, 0.5mm thick
Adhesion width: 20mm
Adhesion length: 5mm, 10mm
Measurement
temperature:		 23°C, 50°C
  • [Measurement of lifting height (mm) under each test condition]
Results
Lifting height (mm) : Less than 0.5 mm Left at RT Left at 50°C
Adhesion length
5mm 		Ester 3days
7days
Ether 3days 0.5mm
7days 0.5mm 0.5mm
Adhesion length
10mm 		Ester 3days
7days
Ether 3days
7days
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caution The technical data in this document, which was acquired based on reliable tests, does not guarantee full performance as per the documentation in any instance. Users assume total responsibility and risk for use of this product for any purpose under any usage conditions.