In the performance test of coating ink hiding power, commonly used test cardboards include pure black, pure white, half black and half white, twill and black and white grid. In this issue, we mainly choose several popular black and white grid papers for visual comparison. It is black and white lined paper, the size and quantity per box are different, and users can choose according to their actual needs. For more information on the selection and comparison of covering power papers, please log in to check the instrument.
| Compare category | Black and white grid | Black and white grid | 10B | Form M12 |
| product picture | ![]() | ![]() | ![]() | ![]() |
| brand | Kexin | Jingke | Trevors | LENETA |
| place of origin | CHINA | U.S. | ||
| Model comparison | ||||
| style | Black and white grid | |||
| material | the paper | |||
| Specification comparison | ||||
| style | Black and white grid | |||
| size | 250x125/145mm | 200x125mm | 194x289mm (7-5/8x11-3/8 inches) | 25x25mm |
| Applicable standard | ASTM | |||
| material | With varnish | With varnish | With varnish | |
| quantity | 400 sheets/box | 200 sheets/box | 250 sheets/box | 125 sheets/box |




