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- PRECISION CYLINDRICAL & NEEDLE ROLLERSNEEDLE ROLLER
PRECISION CYLINDRICAL & NEEDLE ROLLERSNEEDLE ROLLER
PRECISION CYLINDRICAL & NEEDLE ROLLERSNEEDLE ROLLER
RGPBALLS is a leading European company specializing in the manufacturing, trading, and distribution of precision balls, rollers, and ball transfer units. With over 50 years of experience, the company operates from a 10,000 m2 headquarters in Cinisello Balsamo, Italy, employing 80 people and serving over 3,000 customers worldwide.
The company emphasizes quality, expertise, method, and speed. It maintains a large inventory to ensure prompt delivery and supports international customers by offering services in multiple languages.
RGPBALLS holds ISO 9001:2015, ISO 14001:2015, and ISO 45001:2018 certifications for management systems, along with product certification according to TUV-PROFiCERT procedures.
The company manufactures a variety of rollers, needles, and pins in compliance with UNI/DIN standards. Products include NRA, NRB, ZB, and TR rollers, as well as special needles and pins made to customer specifications. Materials used include AISI 52100, AISI 304, AISI 316, AISI 420C, AISI 440C, Silicon Nitride, Aluminum Oxide, and Tungsten Carbide.
Products are available in various sizes and precision grades, with diameter tolerances of +0/-10 µm and length tolerances ranging from +0/-140 µm to +0/-460 µm, depending on the size. Precision grades range from G1 to G5, with specific roundness and roughness parameters.
The document provides detailed chemical compositions for various materials, including hardness ratings. For example, AISI 52100 has a hardness of 60-66 HRC, while Tungsten Carbide has a hardness of 90.0-91.5 HRC.
A table lists the net weights of chrome steel rollers by diameter and length, providing essential data for logistics and inventory management.
Catalog excerpts
PRECISION CYLINDRICAL & NEEDLE ROLLERS www.rgpballs.com
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PROFILE WELCOME TO OUR WORLD: PRECISION. For over fifty yeans, we have been among Europe's leading companies in the manufacturing, trading and distribution of precision balls, rollers and ball transfer units. WE MOVE MOUNTAINS TO GET THE DETAILS PERFECT Over 70 people working together since long time in our headquarter in Cinisello Balsamo: at Rgpballs we have about 10,000 m2 of know-how and expertise. We consistently work on innovations to stay at the forefront. With us, everything is about quality. CHOOSING RGPBALLS® MEANS CHOOSING EXPERTISE, ... Nothing says more than time. We have over 50...
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RGPBALLS manufactures rollers, needles and pins in compliance with UNI / DIN standards, and according to customers drawings. Available in a wide range of sizes and degrees of precision, the rollers are selected according to standard tolerance classes. There is a wide range of application fields, which vary from the automotive to the bearing and linear guide industry, from aviation to wind power, vibrofinishing processes, and more. Our technical staff is available to provide further details. Our product range: • NRA rollers • NRB rollers • ZB rollers • TR rollers • Special needles and rollers...
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“NRA” TYPE - ROUND ENDS “ZB” TYPE - LOGARITHMIC PROFILE “TR” TYPE - GROUND ENDS
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TECHNICAL FEATURES “NRA” TYPE – ROUND ENDS “NRB” TYPE – FLAT ENDS “ZB” TYPE LOGARITHMIC PROFILE ground ends, bright surface Minimum diameter Maximum diameter Diameter tolerance* Minimum length Maximum length *available after evaluation where required tolerances are different from 0 / -10 µm 0 ÷ 3 mm +0/-140 µm LENGTH TOLERANCE PRECISION GRADES AND TOLERANCES GRADE SORTING GAUGE GROUPS
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(CHROME STEEL ROLLERS)
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MAKE YOUR WORLD MOVE o Q Via E. De Amicis 59/C 61/A, 20092 Cinisello Balsamo (MI) - Italia CM CM o CM CO —I —I P.I. / C.F. / Reg. Impr. 08678490965 g
Open the catalog to page 12All RGPBALLS Srl catalogs and technical brochures
BALL TRANSFER UNITS28 Pages
Precision balls - General catalogue172 Pages
Archived catalogs
cylindrical roller5 Pages
Ball transfer unit28 Pages
- Steel ball transfer unit
- Grinding ball
- Stainless steel ball transfer unit
- Cylindrical base ball transfer unit
- Ceramic ball
- Check-valve ball
- Heavy load ball transfer unit
- Plastic ball
- Calibration ball
- Shot blasting ball
- Light-duty ball transfer unit
- Spring ball transfer unit
- Bearing roller
- Rubber ball
- Zirconia ball
- Silicon nitride ball
- Copper ball