Norelem 23681 Guide bushes DIN 9834 / ISO 9448, bronze, maintenance-free with

Categoria - Systems and components for machine and plant construction

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Descrizione

Guide bushes DIN 9834 / ISO 9448, bronze, maintenance-free with... of German company Norelem is manufactured of first-rate quality materials and is renowned for its exceptionally functional features and outstanding quality, evidenced by certificates ISO 9001 2008, RoHS, REACh and I-Q Net.Norelem offers a wide range of products which are suited for various applications. Brand products are used in machine building, plant engineering applications and other areas.
Material:Bronze with graphite inserts.Version:Self-lubricating.Hardness 190-220 HB.Note:The guide bushes are radially and axially applicable.The bearing elements are maintenance-free and wear-resistant.The graphite inserts provide life-long lubrication.Preferably for travel speeds < 0.5 m/s. (Additional lubrication is recommended for extreme loading with a higher travel speeds).Technical data:

Material properties:Base alloy: CuZn25Al6FeMn3Density: 8.0 g/cm³Tensile strength Rm: 750 N/mm²Yield point: 450 N/mm²Ductile fracture A5: 5-8%Friction coefficient: 0.05 - 0.12Maximum speed: 15 m/minThermal conductivity: 50 W/m x kThermal expansion coefficient: 18 x 10^-6Electrical conductivity: 7-8 m/(Ω x mm²)Solid lubricant content: 25-30 %

Temperature range:Temporary temperature peaks up to ca. 200°C.Accessory:Retaining clips.23682.Tolerances:The bore for the bearings should correspond to ISO tolerance H7.The tolerance h6 to h7 is recommended for the shaft.

Order No.	D	D1	D2	D3	L	L1	L2	L3	R
23681-02403204000	24	32	32	40	40	6,3	3	-	3
23681-02503203200	25	32	32	40	32	6,3	4	-	3
23681-02503204010	25	32	32	40	40	6,3	3	10	3
23681-02503204000	25	32	32	40	40	6,3	4	-	3
23681-03204005012	32	40	40	50	50	6,3	4	12	3
23681-04005006315	40	50	50	63	63	6,3	5	15	3
23681-05006307117	50	63	63	71	71	6,3	6,3	17	5