Skip to main content


Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Table 1 Floor materials list

From: An experimental study on surface state description by wiping motion for the estimation of floor surface condition using indoor search robot

Name Pencil hardness Surface roughness [\({\mu{\text{m}} }\)]
PVC 5B 4.855
Linoleum 2B 1.79
Acrylic 4H 1.565
Stainless Over 6H 1.67