Poli-Flex 4950 Blackboard

Product Information

POLI-FLEX® 4950 CHALKBOARD is our latest polyurethane transfer film with chalkboard characteristics. The film is equipped with a specifial PU surface suitable for lettering with chalk after heat transfer. Chalk can be wiped away easily with a wet cloth for multiple application. Due to the used low-temperature hotmelt adhesive, POLI-FLEX® 4950 CHALKBOARD can be transferred quickly and gently at low temperatures.

POLI-FLEX® 4950 CHALKBOARD is suitable for transfer to textiles like cotton, polyester, uncoated nylon, mixtures of polyester/cotton and polyester/acrylic. For application to Nylon that is treated with any kind of coating, please test for suitability. POLI-FLEX® 4950 CHALKBOARD can be used for lettering on T-shirts, sport & leisure wear, sport bags and promotional articles.

POLI-FLEX® 4950 CHALKKBOARD can be cut with all current plotters. We recommend using a standard 45° knife. After weeding the cut flex film is transferred by heat press. The polyester liner should be removed warm.

The soft, elastic transfer film offers a comfortable textile touch and convinces due to high wearing comfort. POLI-FLEX® 4950 CHALKBOARD excels due to an excellent opacity. POLI-FLEX® 4950 CHALKBOARD with a self-adhesive PET liner enables a reposition. The raw materials are ecologically inert, do not contain PVC, plasticizers or heavy metals.

Guarantee for a secure and long-lasting bond of POLI-FLEX® 4950 CHALKBOARD is only given when following the specified temperature and pressure conditions.

Transfer Conditions

Pressure: 2,5 - 3,0 bar [medium pressure]

Temperature / Time: 130 °C, 5 sec. / 150 °C, 4 sec. / 160 °C, 3 sec. NYLON Pressure: 2,0 bar [low pressure]

Temperature / Time: 150 °C, • Pre Heat 5 sec.

Apply to Nylon 5 sec. • Remove PET liner, cover transfer with silicon paper & apply for further 10 sec