D23 GUIDE TYPE SELECTION AID Criteria / Guide type Precision slide guide, sintered ferrites Precision slide guide, bronze-coated Slide guide, bronzeplated (ECO-LINE) Slide guide with solid lubrication rings (ECO-LINE) Slide guide with non-liquid lubricant pockets Precision ball bearing Precision roller guide Precision needle roller guide (Million Guide) Load capacity / High stresses ++ ++ + +++ +++ o ++ +++ Impact load / Pulsations - ++ ++ ++ ++ - o o High stroke speed o - - - - +++ +++ ++++ Ease of movement / Low friction +1 + + + + +++1 ++ ++ Resistance to wear / Bearing life ++ + + ++ ++ +++ +++ ++++ Low-maintenance operation ++ - - +++ +++ - - - Tolerance to contamination and dust - o o + ++ - - - Tolerance to pillar offset o + + ++ ++ - - - Guide behaviour can change due to pairing classification Suitable for rotational movements 2 Low-corrosion designs (on request) ++++ = Excellent, +++ = very good, ++ = good, + = satisfactory, o = adequate, - = Not as good 1 Variable due to the pairing classification 2 Depending on the arrangement of the solid lubricant deposits The selection aid helps with orientation. Depending on the application, installation situation and ambient conditions, an advance check or test is essential.
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