Acid

Consistent ink flow
Smooth and dark marking
Marks on CD, DVD, metal, OHP sheets, wood, plastic, glass and ceramics
Water resistant and UV resistant

Get attractive and long lasting ID card ribbon from us at reasonable price.

A calculator is a device that performs arithmetic operations on numbers. The simplest calculators can do only addition, subtraction, multiplication, and division. More sophisticated calculators can handle exponent ial operations, roots, logarithm s, trigonometric functions, and hyperbolic functions.