Sliding guides ma mfaso te sɛ nhyehyɛe a ɛnyɛ den, ɛnyɛ den sɛ wɔbɛyɛ, ne contact stiffness a ɛkorɔn. Nanso, atetesɛm mu akwankyerɛfo a wɔde wɔn ho hyɛ mu no hu amane wɔ friction resistance a ɛkorɔn, ɛho asɛe ntɛmntɛm, ne nsonsonoe kɛse wɔ friction coefficients a ɛyɛ nnam ne static mu, na ɛma ɛyɛ mmerɛw sɛ ɛbɛhwe ase wɔ ahoɔhare a ɛba fam mu. Sɛnea ɛbɛyɛ a CNC mfiri nnwinnade no gyinabea yɛ pɛpɛɛpɛ na ɛyɛ mmerɛw no, mprempren wɔde plastic akwankyerɛ ahorow di dwuma kɛse. Wɔn wɔ friction coefficient a ɛba fam, dynamic ne static friction coefficients a ɛte saa ara, na ɛma ɛyɛ mmerɛw, na esiw slipping ano wɔ ahoɔhare a ɛba fam mu. Wɔsan nso de ɔporɔw a ɛyɛ papa, self-Lubrication, ne vibration resistance ma, ne nnuru a ɛyɛ den pa nso. Wɔn nso yɛ mmerɛw sɛ wɔbɛyɛ na ɛba fam-cost.
Sɛ yɛbɛka no ɔkwan biara so a, nneɛma a ɛda nsow kɛse wɔ plastic akwankyerɛ ahorow a ɛtwetwe mu ne wɔn rigidity a ɛkyɛn so, wosow a ɛtwetwe (n adwinnade wosow bere a wɔretwitwa), ne damping (a ɛba bere a worefi ase-akwankyerɛ nhyehyɛe no so na woagyae). Ɛfata ma mfiri nnwinnade a ɛwɔ adesoa a emu yɛ duru a wɔde twa ade na ɛma ɛho ka sua, na ɛma ɛyɛ nea ɛho ka sua na mfaso wɔ so.
