Tri-thermal LabelTri-thermal label is waterproof, oil-proof and scratch-resistant, using high-quality thermal paper. Request A QuoteDescription of Tri-thermal Label Details of Tri-thermal Label Product name Tri-thermal label Material Thermal paper Color White Adhesive Rubber Number of rows Single row/double row/three row, etc Label margin 2mm Corner shape R angle 1.5 mm Inner diameter of tube 40mm The Principle of Tri-thermal Label Features of Tri-thermal Label Inner Core & Number of Rows Application of Tri-thermal Label