The HF MS7 series is a series of products developed to meet the requirements of the Chinese national standard GB38507-2020 Limits for Volatile Organic Compounds (VOCs) Content in Inks; Inks with high adhesion and weather resistance for processed polyolefin resins (such as PE, PP, etc.) and coated boards.
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Inks type: A two-component reactive inks that uses isocyanate as a hardener.
Suitable for materials such as acrylic, ABS, treated polyolefin resins, and coated panels. Due to its excellent weather resistance, it is most suitable for outdoor display items.
Smooth and glossy.
It can be heated at room temperature.
| Finger contact conditions | Room temperature (25 ℃) for 40 minutes | Heat (70 ℃) for 20 minutes |
| Hardening and drying | Normal temperature (25 ℃) for 4 days | Heat (70 ℃) for 60 minutes |
Please use standard solvent T-926, slow drying solvent T-980, and cleaning solvent T-41.
HF MS7 hardener is very sensitive to moisture, please use it as soon as possible after opening the tank.
| Project | Result | Conditions |
| Hardness | 3H | Pencil hardness test 45 ° × 1000 grams |
| Adhesion | 100/100 | After cutting on the surface of the inks, perform a peel test with tape |
| Moisture resistance | no effect | Placed in 40 ℃ and 90% RH for 120 hours |
| Acid resistance | no effect | Immerse in 10% hydrochloric acid aqueous solution for 10 hours/Immerse in 10% sulfuric acid aqueous solution for 10 hours |
| Alkali | no effect | Immerse in 10% NaOH solution for 10 hours |
| Resistance to methanol friction | no effect | Wipe back and forth 50 times with a cloth soaked in methanol (add 500 grams of force) |
| Resistance to gasoline friction | no effect | Wipe back and forth 50 times with a cloth soaked in gasoline (add 500 grams of force) |
Inks - HF MS7 120 (white) dry -75 ℃ × 60 minutes+2 days at room temperature. Printing Material - Acrylic
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