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3M™ Thermoscript films with the 350E adhesive series solve a variety of labeling tasks. They are characterized above all by excellent adhesion to powder-coated surfaces and slightly oily substrates. They are even UL-approved in conjunction with most powder coatings. In addition, they are suitable for bonding to low-energy substrates such as PE/PP. The variants with thicker adhesive coatings have proven themselves on structured substrates.

Equipped with glassine release papers, 3M™ Thermoscript films are recommended for automatic dispensing processes. The special matte surface coating is resistant to chemical stresses such as brake fluid (DOT 4) and hydraulic oil when thermal transfer printing is used with suitable ribbons.

Brief description / shipping label:

3M 76550 TT3 MC PET50-350E/46-65WG
3M 76550C TT3 MC PET50-350E/46-65DWG
3M 76610 TT3 MW PET50-350E/20-65WG
3M 76750 TT3 MS PET50-350E/20-65WG
3M 76751 TT3 MS PET50-350E/46-65WG
3M 76751C TT3 MS PET50-350E/46-65DWG
3M 7874E TT3 MW PET50-350E/46-65WG
3M 7874EC TT3 MW PET50-350E/64-65DWG
3M 7879E TT3 MS PET75-350E/46-90WG
3M 7879EJ TT3 MS PET75-350E/46-90DWG

Product Color Foil thickness in mm Adhesive thickness in mm Release liner in mm (g/m²) Release liner
76550 Transparent matte 0,056 350E
0.046
0,056 (62) Glassine paper, silicone-coated on one side
76550C Transparent matte 0,056 350E
0.046
0,056 (62) Glassine paper, silicone-coated on both sides
76610 White matte 0,056 350E
0.020
0,056 (62) Glassine paper, silicone-coated on one side
76750 Silver matte 0,056 350E
0.020
0,056 (62) Glassine paper, silicone-coated on one side
76751 Silver matte 0,056 350E
0.046
0,056 (62) Glassine paper, silicone-coated on one side
76751C Silver matte 0,056 350E
0.046
0,056 (62) Glassine paper, silicone-coated on both sides
7874E White matte 0,056 350E
0.046
0,056 (62) Glassine paper, silicone-coated on one side
7874EC White matte 0,056 350E
0.046
0,056 (62) Glassine paper, silicone-coated on both sides
7879E Silver matte 0,081 350E
0.046
0,077 (90) Glassine paper, silicone-coated on one side
7879EJ Silver matte 0,081 350E
0.046
0,077 (90) Glassine paper, silicone-coated on both sides
Material Polyester
Temperature resistance
(bonded to aluminum)
-40°C to +150°C
no visible change
Dimensional Stability
(tested according to DIN 30646)
Index 02
(Shrinkage < 0.2%)
Dielectric strength
(VDE 0303, T2)
Minimum value: 82.2 kV/mm
Average value: 84.1 kV/mm
Burning behavior in the bonded state Self-extinguishing after 15 seconds, does not drip
Opacity Covers high-contrast colors of the substrate well
Salt Spray
(according to DIN 50021 SS)
150 h
no deterioration
Fungus Fungus resistant, non-fungus promoting
Substrate corrosion Does not cause corrosion on the adhered substrate
Adhesive Modified acrylate adhesive, series 350E, suitable for difficult substrates such as polyethylene, polypropylene, powder coatings and slightly oily substrates
Minimum bonding temperature +4°C

Based on our current knowledge, the following functionality and durability of 3M™ Thermoscript foils can be expected. Generally, not less than the following times with vertical outdoor weathering, provided the foils have been properly processed and applied according to 3M recommendations:

Durability Outdoor use: 2-3 years
Indoor use: almost unlimited
Shelf life 2 years
Recommended Storage Conditions 23°C / 50% relative humidity. Storage of film/label rolls in polybags is recommended.
Printing Screen/letterpress/flexographic/offset printing processes
A color qualification test is recommended before series production.
Note: It is recommended to test the base print for chemical resistance if necessary!
Thermal transfer printing The special surface coating of the 3M™ Thermoscript films Series 350E is ideally suited for subsequent labeling using the thermal transfer printing process.
The visual appearance and resistance of the subsequent labeling depend on the ribbon used.
In order to achieve an optimal printed image, the printing speed and the transfer temperature of the heating bar may need to be varied.
Die-cutting Sharp knives and the use of double-sided silicone-coated release paper as well as minimal web tension are recommended
to avoid the effects of possible adhesive bleed.
Substrate Pretreatment / Bonding See Processing Information KG-054
Substrate 76610 / 76750 76550 / 76550C / 76751 / 76751C / 7874E / 7874EC / 7879E / 7879EJ
Aluminum 5.9 9.4
Stainless steel 6.6 11.0
Phenolic resin 5.8 8.5
ABS 5.4 8.9
Polycarbonate 5.2 8.2
Polystyrene 4.8 7.5
Polypropylene 4.8 7.3
HD-Polyethylene 3.0 5.1
LD-Polyethylene 2.8 5.8
Smooth powder coating 5.6 9.2

Measured according to Finat test method FTM 2 after 72 h storage at 70 °C. The adhesive strength values indicated are average values and are not suitable for specifications.

Resistance to Climatic Stress

SFW 0.2 S DIN 50018
Stress 2 cycles: no change

Foil bonded to stainless steel, tested after 72 h storage in standard climate 23/50, DIN 50014.

 

Resistance to Chemicals and Solvents

The foils are resistant to most mineral oils and greases, fuels, aliphatic solvents, weak acids, salts and alkalis, such as:

Loading agent Loading time Result
Heptane 4 h No deterioration
Petroleum 4 h No deterioration
Diesel 4 h No deterioration
Engine Oil SAE 15W40 4 h No deterioration
Brake fluid DOT 4 1 h No objection
Windshield Cleaner 4 h No deterioration
IPA 4 h No deterioration
Toluene 1 h No objection
MEK 1 h No complaints
Industrial Cleaner (Lemon) 4 h No deterioration
Pril 4 h No deterioration
Acid (PH 4) 4 h No deterioration
Alkali (PH 10) 4 h No deterioration

Foil bonded to stainless steel, tested after 24 h storage in standard climate 23/50.
The evaluation was carried out 1 hour after removing the samples from the test liquid containers.

The quality assurance system of the manufacturing plant is certified according to EN ISO 9002.

UL File MH18072 and CUL File MH18072

Approved for indoor and outdoor applications with the ribbons:
Sony 5070, Ricoh 120EC, B110CX, B110CR, Armor AXR8, AXR600, Astromed R5, RY, Kurz 501, Sony TR4570, Zebra 4800, 5095, 5100

ISO 9002:
The quality assurance system of the manufacturing plant is certified according to EN ISO 9002.

EEx protection:
3M Thermoscript film 7879E is approved for use in potentially explosive areas in accordance with testing according to VDE, DIN EN 50014, ATEX (Germany, Europe) and FM3600 (USA). The approvals apply in conjunction with the thermal transfer ribbons Astromed RY and RRT.

Anfrage / Zentrale

anfrage@folit.de

Folit GmbH
Im Moldengraben 47
70806 Kornwestheim

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Anfrage / Zentrale

Tel:   07154-8225-80

Inquiry / Headquarters

anfrage@folit.de

Folit GmbH
Im Moldengraben 47
70806 Kornwestheim

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Inquiry / Headquarters