Precision balls - General catalogue
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PRECISION BALLS

EN ISO 9001:2008 Evidence of conformity with the above standard(s) has been furnished and is certified in accordance with TÜV PROFICERT procedures for R.G.P. INTERNATIONAL S.r.l. Registered Office: Via Ugolini,3 - I - 20125 Milano Operating Site: Via Aldo Palazzi, 8/B - I -20092 Cinisello Balsamo (MI) scope: Production of precision balls, cilindrical rollers, needle rollers and ball transfer units. EA-Scope: 17/2; 29/1 Certificate valid from 2013-11-12 to 2016-11-11 Darmstadt, 2013-11-06 Certification body of TÜV Hessen – Head of Certification body – PAGE 1 OF 1. This certification was...

Company profile The company RGP International srl was founded in 1973. We are a world wide-known leader in the production and marketing of precision balls, precision cylindrical and needle rollers, ball transfer units and various other components for linear handling. The headquarters is situated on the area of 5.000 sq. meters and includes warehouse, offices and quality control facilities. The company is situated at Cinisello Balsamo, north area of Milan, and we are easy to reach due to a well-developed transport system. At the moment about 60 persons are employed at the headquarters. 15...

PRECISION BALLS METAL ALLOYS HARD METAL SPECIAL PRODUCTS INTERNATIONAL STANDARDS

STEEL CHROME STEEL AISI 52100 100Cr6 AISI 52100 100Cr6 HIGH PRECISION/LOW NOISE S2 TOOL STEEL (ROCKBIT) 100 CrMn6 CARBON STEEL AISI 1085 (HIGH CARBON) AISI 1010/1015 CASE-HARDENED (LOW CARBON) AISI 1010/1015 UNHARDENED (LOW CARBON) AISI 1022 UNHARDENED STAINLESS STEEL AISI 201 AISI 302/304/304L AISI 303 AISI 316/316L AISI 430/430F AISI 904L HARDENED STAINLESS STEEL AISI 420A/420B AISI 420C AISI 440C AISI 431

AISI 52100 100Cr6 CHROME STEEL BALLS Low alloy martensitic chrome steel, AISI 52100 thanks to its high hardness, wear resistance, surface finishing and dimensional precision, it is widely used to manufacture mechanical components. Precision bearings, automotive components (brakes, steering, line shaft), bycicle, agitators, appliances, sliders, quick couplings, machine tool, lock mechanisms, conveyor belts, skates, pens, pumps, castors, measurement instruments, valves. Chemical composition International standards

LOW NOISE AISI 52100 HIGH PRECISION CHROME STEEL BALLS High precision AISI 52100 chrome steel balls feature the lowest tolerances and noise levels. High precision & aircraft bearings, recirculating ball screws, high precision spindles & gears. Chemical composition International standards

S-2 ROCKBIT TOOL STEEL SHOCK RESISTING BALLS Alloy steel through hardened balls, they are featured by high toughness and wear/collision resistance. They are specifically indicated for drilling Oil-well drilling, well applications, offshore drilling devices. Chemical composition International standards Corrosion Resistance Good corrosion resistance in alkaline solutions, fairish in contact with salts or industrial atmospheres, poor in contact with water and steam, they do not resist in contact with acid substances.

100CrMn6 CHROME STEEL BALLS 100CrMn6 steel allows to get higher core hardness than standard AISI 52100. Generally used for large diameter balls only. Windmills and large bearing diameters. Chemical composition International standards

AIS11085 HIGH CARBON STEEL BALLS High carbon steel balls, are through hardened. They feature by very good hardness and wear resistance. Low precision bearings, furniture bearings, bicycle and automotive components, agitators, sliding rails, drawer rails, skates, roller conveyors, castors, locks, bearing units, polishing and milling machines. Chemical composition

AIS11010/1015 LOW CARBON STEEL CEMENTED BALLS Low cost carbon steel balls, case-hardened only. The thickness of the case hardened layer is about 0,8 mm. Furniture rails and rollers, drawers and rolling bearings, locks, oilers and greasers, skates, caddies, toys, belt and roller conveyors, tumble finishing. Chemical composition

AIS11010/1015 LOW SOFT UNHARDENED CARBON STEEL BALLS Unhardened low carbon steel balls. Caddies, wrought iron work, curtain mechanisms, steel shots, munitions, stirrers and mixers in not aggressive environments, welding appliances. Chemical composition

AIS11022 LOW CARBON STEEL BALLS Case hardened low carbon steel balls, specifically suitable for applications in peening processes according to the AMS 2431/5B specification. They are used in peening processes with the aim to increase stress resistance and corrosion cracking of metal surfaces. Chemical composition International standards

AISI 201 STAINLESS STEEL BALLS Cr-Mn stainless steel balls, with properties similar to AISI 302/304 balls (slightly higher mechanical characteristics). Balls are provided in the passivated Special bearings, automotive components, switches, die casting devices. They are widely used in the electronic industry. Chemical composition International standards Corrosion Resistance Similar to the corrosion resistance of AISI 302/304 materials.

AISI 302/304/304L STAINLESS STEEL BALLS Unhardened austenitc stainless steel balls, they display good mechanical characteristics, toughness and corrosion resistance. AISI 304L provides lower carbon content, AISI 302 better mechanical characteristics. Balls are provided in the passivated condition. Special bearings and pumps, aerosol pumps, gardening and household sprayers, perfum miniature pumps, seams, medical application valves, agricultural backpack sprayers. They are used in foodstuff, aerospace and military industry. Chemical composition

Technical data Corrosion Resistance Very good corrosion resistance with respect to organic substances, oxidating solutions, foodstuff, sterilizing solutions. Good resistance with respect to atmospheric corrosion and dyes. They are subjected to pitting and crevice corrosion in presence of hot chloride solutions and to stress corrosion when temperature exceeds 60°C. They do not resist to sulfuric acid solutions. AISI 302 shows slightly best corrosion resistance with respect to AISI 304/304L stainless steels. Balls can be supplied in the ANNEALED (HRC 10-25) or COLD WORKED (HRC 25-39)...