1)our Thermal paper was made of 100% wold pulp,including the fax type and the printing type.
2) For the fax type, it can be saved for 5 years after it imaged, and for the printing type, it can be saved 2 years after imaged.
3)specification:
Grades: Thermal Paper
Regular basis weights (gsm): 55, 58;
Basis Weight variation: ±5%;
Caliper Variation (CD): ≤5µm
Paper Density: 0.83-0.93 g/cm3;
Whiteness: ≥83%;
Opacity: ≥65%;
Smoothness: ≥250s (top side); ≥150s (bottom side);
Curls: ≤15 mm
Optical densityΔD (5min): ≥1.05
Light resistance (residual ΔE after 144 hrs): ≥90%;
TSI (MD): ≥60 N.m/g;
Tear strength (MD/CD): >200/250
Moisture on delivery: 6.0-8.0%;
Image Stability Time*: ≥2 year;
Export Packing: Wrapped inside with thin plastic film against moisture, and outside with paperboard;
*Image Stability Time can be tailor made to customer’s requirements.