Common ground sections maintain finishes of sixteen µin or greater. When floor finishes are essential in strengthening friction and put on performance, finishing operations can make improvements to surfaces up to four µin giving floor flatness to one helium light band. Skip to primary content material Thanks for checking out https://www.facebook.com/permalink.php?story_fbid=pfbid0vuY47mVAJy6xu3SK1ZxACHZWQJconX3a8FZ1nP6MPCJj8jnt6HRFfFSx3j9vpWNpl&id=61560512640678&__cft__[0]=AZWxYZF78LtuBO4rXfMC4EMcvnNrboNKejseS0EokfSx3psaGlwOWqHkfZaZYlY_LUnQHyu-92TVzZi-xf0Eojwh5p6Xl3E4aFZYoflkdL0SjDe1Nu3KNaE2RLbdeSTZXykXXS2BV5I_hjUxtkcD6DSjNiOe74u2QEXBcuWbGwOXToVN14FshfRJJVrcpBM1Xz0fTvBGBAd4Al8KzL-fnVSs&__tn__=%2CO%2CP-R