Mutual Visits for Surface Grinding Technical Discussions: Ningbo Hyatt Roller ร— ORSKOREA | ๋‹จ๋ฉด์—ฐ์‚ญ ๊ธฐ์ˆ  ๋…ผ์˜๋ฅผ ์œ„ํ•œ ๋‹๋ณด ํ•˜์–ํŠธ ๋กค๋Ÿฌ ร— ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„ ์ƒํ˜ธ ๋ฐฉ๋ฌธ

By ORSKOREA 9 min read
Mutual Visits for Surface Grinding Technical Discussions: Ningbo Hyatt Roller ร— ORSKOREA | ๋‹จ๋ฉด์—ฐ์‚ญ ๊ธฐ์ˆ  ๋…ผ์˜๋ฅผ ์œ„ํ•œ ๋‹๋ณด ํ•˜์–ํŠธ ๋กค๋Ÿฌ ร— ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„ ์ƒํ˜ธ ๋ฐฉ๋ฌธ
๐Ÿ’ก
For rollers, which directly affect bearing performance, it is essential to maintain consistent dimensional accuracy and surface quality on both end faces. ORSKOREA and Ningbo Hyatt Roller Co., Ltd., a manufacturer of precision rollers for bearing applications, deepened their understanding of double-disc grinding technology and discussed potential cooperation in machine development and maintenance.

๋ฒ ์–ด๋ง ์„ฑ๋Šฅ์— ์ง์ ‘์ ์ธ ์˜ํ–ฅ์„ ๋ฏธ์น˜๋Š” ๋กค๋Ÿฌ๋Š” ์–‘์ชฝ ๋‹จ๋ฉด์˜ ์น˜์ˆ˜ ์ •๋ฐ€๋„์™€ ํ‘œ๋ฉด ํ’ˆ์งˆ์„ ์ผ๊ด€๋˜๊ฒŒ ๊ด€๋ฆฌํ•˜๋Š” ๊ฒƒ์ด ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค. ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„๋Š” ๋ฒ ์–ด๋ง์šฉ ์ •๋ฐ€ ๋กค๋Ÿฌ๋ฅผ ์ƒ์‚ฐํ•˜๋Š” ๋‹๋ณด ํ•˜์–ํŠธ ๋กค๋Ÿฌ์™€ ์–‘๋ฉด์—ฐ์‚ญ ๊ธฐ์ˆ ์— ๋Œ€ํ•œ ์ดํ•ด๋ฅผ ๋†’์ด๊ณ , ์žฅ๋น„ ๊ฐœ๋ฐœ ๋ฐ ์œ ์ง€๋ณด์ˆ˜ ๋ถ„์•ผ์˜ ํ˜‘๋ ฅ ๊ฐ€๋Šฅ์„ฑ์„ ๋…ผ์˜ํ–ˆ์Šต๋‹ˆ๋‹ค.

Why Double-Disc Grinding Matters for Bearing Rollers

๋ฒ ์–ด๋ง ๋กค๋Ÿฌ ์ œ์กฐ์—์„œ ์–‘๋‘์—ฐ์‚ญ์ด ์ค‘์š”ํ•œ ์ด์œ 

Technical Explanation by Dennis Lee, Senior R&D Advisor at ORSKOREA | ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„ ์ด๋Œ€์šฉ ๊ณ ๋ฌธ๋‹˜์˜ ๊ธฐ์ˆ ์„ค๋ช…  โ“’ ORSKOREA ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„
Technical Explanation by Dennis Lee, Senior R&D Advisor at ORSKOREA | ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„ ์ด๋Œ€์šฉ ๊ณ ๋ฌธ๋‹˜์˜ ๊ธฐ์ˆ ์„ค๋ช… โ“’ ORSKOREA ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„

In bearing roller manufacturing, end-face grinding is not simply a finishing step. The process must control several factors at the same time, including overall width, parallelism between both end faces, stock removal balance, and surface consistency.

Double-disc grinding processes both end faces simultaneously between two grinding wheels. Compared with grinding each side separately, this method can reduce variation between the two faces and support more consistent dimensional control. It is therefore well suited to roller components that require repeatable accuracy and efficient high-volume production.

The performance of the process also depends on factors such as workpiece feeding, grinding wheel specification, dressing condition, coolant application, and machine rigidity. For this reason, selecting a double-disc grinding solution requires a comprehensive review of both the machine configuration and the actual production conditions.

๋ฒ ์–ด๋ง ๋กค๋Ÿฌ ์ œ์กฐ์—์„œ ๋‹จ๋ฉด์—ฐ์‚ญ์€ ๋‹จ์ˆœํ•œ ๋งˆ๋ฌด๋ฆฌ ๊ณต์ •์ด ์•„๋‹™๋‹ˆ๋‹ค. ๋กค๋Ÿฌ์˜ ์ „์ฒด ํญ, ์–‘์ชฝ ๋‹จ๋ฉด ๊ฐ„ ํ‰ํ–‰๋„, ์—ฐ์‚ญ๋Ÿ‰์˜ ๊ท ํ˜•, ํ‘œ๋ฉด ์ƒํƒœ๋ฅผ ๋™์‹œ์— ์•ˆ์ •์ ์œผ๋กœ ๊ด€๋ฆฌํ•ด์•ผ ํ•˜๋Š” ์ •๋ฐ€ ๊ณต์ •์ž…๋‹ˆ๋‹ค.

์–‘๋‘์—ฐ์‚ญ์€ ๋‘ ๊ฐœ์˜ ์—ฐ์‚ญ ํœ  ์‚ฌ์ด์—์„œ ๋กค๋Ÿฌ์˜ ์–‘์ชฝ ๋‹จ๋ฉด์„ ๋™์‹œ์— ๊ฐ€๊ณตํ•˜๋Š” ๋ฐฉ์‹์ž…๋‹ˆ๋‹ค. ๊ฐ ๋‹จ๋ฉด์„ ๊ฐœ๋ณ„์ ์œผ๋กœ ๊ฐ€๊ณตํ•˜๋Š” ๋ฐฉ์‹๋ณด๋‹ค ์–‘๋ฉด ๊ฐ„ ํŽธ์ฐจ๋ฅผ ์ค„์ด๊ณ  ์น˜์ˆ˜ ์ผ๊ด€์„ฑ์„ ํ™•๋ณดํ•˜๋Š” ๋ฐ ์œ ๋ฆฌํ•ด, ๋ฐ˜๋ณต ์ •๋ฐ€๋„์™€ ์ƒ์‚ฐ์„ฑ์ด ๋ชจ๋‘ ์š”๊ตฌ๋˜๋Š” ๋กค๋Ÿฌ ์–‘์‚ฐ ๊ณต์ •์— ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค.

๋‹ค๋งŒ ์‹ค์ œ ๊ฐ€๊ณต ์„ฑ๋Šฅ์€ ์›Œํฌ ์ด์†ก ๋ฐฉ์‹, ์—ฐ์‚ญ ํœ  ์‚ฌ์–‘, ๋“œ๋ ˆ์‹ฑ ์ƒํƒœ, ๋ƒ‰๊ฐ ์กฐ๊ฑด, ์žฅ๋น„ ๊ฐ•์„ฑ ๋“ฑ ์—ฌ๋Ÿฌ ์š”์†Œ์˜ ์˜ํ–ฅ์„ ๋ฐ›์Šต๋‹ˆ๋‹ค. ๋”ฐ๋ผ์„œ ์–‘๋‘์—ฐ์‚ญ๊ธฐ ์ ์šฉ์„ ๊ฒ€ํ† ํ•  ๋•Œ๋Š” ์žฅ๋น„ ์‚ฌ์–‘๋ฟ ์•„๋‹ˆ๋ผ ์‹ค์ œ ์ƒ์‚ฐ ์กฐ๊ฑด๊ณผ ๊ณต์ • ์š”๊ตฌ์‚ฌํ•ญ์„ ํ•จ๊ป˜ ๋ถ„์„ํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

ORSKOREA Visits Ningbo Hyatt Roller Production Site in China

์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„, ์ค‘๊ตญ ๋‹๋ณด ํ•˜์–ํŠธ ๋กค๋Ÿฌ ์ƒ์‚ฐ ํ˜„์žฅ ๋ฐฉ๋ฌธ

Group Photo During ORSKOREAโ€™s Visit to Ningbo Hyatt Roller | ๋‹๋ณด ํ•˜์–ํŠธ ๋กค๋Ÿฌ ๋ฐฉ๋ฌธ๋‹น์‹œ ๋‹จ์ฒด์‚ฌ์ง„ โ“’ ORSKOREA ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„
Group Photo During ORSKOREAโ€™s Visit to Ningbo Hyatt Roller | ๋‹๋ณด ํ•˜์–ํŠธ ๋กค๋Ÿฌ ๋ฐฉ๋ฌธ๋‹น์‹œ ๋‹จ์ฒด์‚ฌ์ง„ โ“’ ORSKOREA ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„

Ningbo Hyatt Roller Co., Ltd. is a specialized manufacturer of precision rollers for bearing applications, based in Ningbo, Zhejiang Province, China. Bearing rollers, the companyโ€™s core products, are critical components that directly affect the rotational performance and service life of bearings and therefore require high dimensional accuracy and consistent surface quality. Accordingly, stable manufacturing processes and reliable grinding machine performance are essential to maintaining consistent product quality.

๋‹๋ณด ํ•˜์–ํŠธ ๋กค๋Ÿฌ๋Š” ์ค‘๊ตญ ์ €์žฅ์„ฑ ๋‹๋ณด์‹œ์— ์œ„์น˜ํ•œ ๋ฒ ์–ด๋ง์šฉ ์ •๋ฐ€ ๋กค๋Ÿฌ ์ „๋ฌธ ์ œ์กฐ๊ธฐ์—…์ž…๋‹ˆ๋‹ค. ์ฃผ๋ ฅ ์ œํ’ˆ์ธ ๋ฒ ์–ด๋ง ๋กค๋Ÿฌ๋Š” ๋ฒ ์–ด๋ง์˜ ํšŒ์ „ ์„ฑ๋Šฅ๊ณผ ์ˆ˜๋ช…์— ์ง์ ‘์ ์ธ ์˜ํ–ฅ์„ ๋ฏธ์น˜๋Š” ํ•ต์‹ฌ ๋ถ€ํ’ˆ์œผ๋กœ, ๋†’์€ ์น˜์ˆ˜ ์ •๋ฐ€๋„์™€ ์•ˆ์ •์ ์ธ ํ‘œ๋ฉด ํ’ˆ์งˆ์ด ์š”๊ตฌ๋ฉ๋‹ˆ๋‹ค. ์ด์— ๋”ฐ๋ผ ์ œ์กฐ ๊ณต์ •์˜ ์•ˆ์ •์„ฑ๊ณผ ์—ฐ์‚ญ ์„ค๋น„์˜ ์„ฑ๋Šฅ์€ ์ผ๊ด€๋œ ์ œํ’ˆ ํ’ˆ์งˆ์„ ํ™•๋ณดํ•˜๋Š” ์ค‘์š”ํ•œ ์š”์†Œ๋กœ ํ‰๊ฐ€๋ฉ๋‹ˆ๋‹ค.

ORSKOREA visited Ningbo Hyatt Rollerโ€™s production site in China to gain a clearer understanding of its manufacturing environment and equipment operating conditions. During the visit, ORSKOREA reviewed the overall production flow, workpiece handling methods, machine operating conditions, and maintenance requirements related to roller manufacturing. By observing the actual production line, ORSKOREA was able to identify the process conditions that should be considered when discussing double-disc grinding machines and technical support.

์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„๋Š” ๋‹๋ณด ํ•˜์–ํŠธ ๋กค๋Ÿฌ์˜ ์ œ์กฐ ํ™˜๊ฒฝ๊ณผ ์„ค๋น„ ์šด์˜ ์กฐ๊ฑด์„ ๋ณด๋‹ค ์ •ํ™•ํ•˜๊ฒŒ ์ดํ•ดํ•˜๊ธฐ ์œ„ํ•ด ์ค‘๊ตญ ์ƒ์‚ฐ ํ˜„์žฅ์„ ๋ฐฉ๋ฌธํ–ˆ์Šต๋‹ˆ๋‹ค. ํ˜„์žฅ์—์„œ๋Š” ๋กค๋Ÿฌ ์ œ์กฐ์™€ ๊ด€๋ จ๋œ ์ „์ฒด ์ƒ์‚ฐ ํ๋ฆ„, ์›Œํฌ ์ด์†ก ๋ฐฉ์‹, ์„ค๋น„ ์šด์ „ ์กฐ๊ฑด, ์œ ์ง€๋ณด์ˆ˜ ์š”๊ตฌ์‚ฌํ•ญ ๋“ฑ์„ ํ™•์ธํ–ˆ์Šต๋‹ˆ๋‹ค. ์‹ค์ œ ์ƒ์‚ฐ๋ผ์ธ์„ ์ง์ ‘ ์‚ดํŽด๋ด„์œผ๋กœ์จ ํ–ฅํ›„ ์–‘๋‘์—ฐ์‚ญ๊ธฐ์™€ ๊ธฐ์ˆ  ์ง€์› ๋ฐฉ์•ˆ์„ ๋…ผ์˜ํ•  ๋•Œ ๋ฐ˜์˜ํ•ด์•ผ ํ•  ๊ณต์ • ์กฐ๊ฑด์„ ๋ณด๋‹ค ๊ตฌ์ฒด์ ์œผ๋กœ ํŒŒ์•…ํ•  ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค.

Ningbo Hyatt Roller Visits ORSKOREAโ€™s Changwon Factory for Technical Discussions

๋‹๋ณด ํ•˜์–ํŠธ ๋กค๋Ÿฌ, ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„ ์ฐฝ์› ๊ณต์žฅ ๋‚ด๋ฐฉ ๋ฐ ๊ธฐ์ˆ  ๋ฏธํŒ… ์ง„ํ–‰

Following ORSKOREAโ€™s visit to China, representatives from Ningbo Hyatt Roller visited ORSKOREAโ€™s Changwon factory for additional technical meetings and a tour of the production facilities.

During the factory tour, the visitors reviewed ORSKOREAโ€™s grinding machines, spindle technologies, and production capabilities. The technical meetings then covered practical topics related to double-disc grinding, including machining accuracy, end-face runout control, production requirements, equipment operation, and maintenance considerations. Through these discussions, both companies further strengthened their understanding of the manufacturing conditions and technical requirements necessary for stable, high-precision roller production.

์ค‘๊ตญ ๋ฐฉ๋ฌธ ์ดํ›„, ๋‹๋ณด ํ•˜์–ํŠธ ๋กค๋Ÿฌ ๊ด€๊ณ„์ž๋“ค์€ ์ถ”๊ฐ€ ๊ธฐ์ˆ  ๋ฏธํŒ…๊ณผ ์ƒ์‚ฐ ํ˜„์žฅ ๊ฒฌํ•™์„ ์œ„ํ•ด ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„ ์ฐฝ์› ๊ณต์žฅ์„ ๋ฐฉ๋ฌธํ–ˆ์Šต๋‹ˆ๋‹ค.

๊ณต์žฅ ๊ฒฌํ•™์„ ํ†ตํ•ด ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„์˜ ์—ฐ์‚ญ๊ธฐ์™€ ์Šคํ•€๋“ค ๊ธฐ์ˆ , ์žฅ๋น„ ์ƒ์‚ฐ ์—ญ๋Ÿ‰์„ ์ง์ ‘ ํ™•์ธํ–ˆ์œผ๋ฉฐ, ์ด์–ด์ง„ ๊ธฐ์ˆ  ๋ฏธํŒ…์—์„œ๋Š” ์–‘๋‘์—ฐ์‚ญ๊ณผ ๊ด€๋ จ๋œ ๊ฐ€๊ณต ์ •๋ฐ€๋„, ๋‹จ๋ฉด ํ”๋“ค๋ฆผ ๊ด€๋ฆฌ, ์ƒ์‚ฐ ์š”๊ตฌ์‚ฌํ•ญ, ์„ค๋น„ ์šด์˜ ๋ฐฉ์‹, ์œ ์ง€๋ณด์ˆ˜ ๊ด€์ ์˜ ๊ณ ๋ ค ์‚ฌํ•ญ ๋“ฑ ๋ณด๋‹ค ์‹ค๋ฌด์ ์ธ ๊ธฐ์ˆ  ๋‚ด์šฉ์ด ๋…ผ์˜๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ์ด๋ฅผ ํ†ตํ•ด ์–‘์‚ฌ๋Š” ์•ˆ์ •์ ์ธ ์ •๋ฐ€ ๋กค๋Ÿฌ ์ƒ์‚ฐ์— ํ•„์š”ํ•œ ์ œ์กฐ ์กฐ๊ฑด๊ณผ ๊ธฐ์ˆ ์  ์š”๊ตฌ์‚ฌํ•ญ์— ๋Œ€ํ•œ ์ดํ•ด๋ฅผ ๋”์šฑ ๋†’์ผ ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค.

Building a Foundation for Long-Term Technical Cooperation

์žฅ๊ธฐ์ ์ธ ๊ธฐ์ˆ  ํ˜‘๋ ฅ์„ ์œ„ํ•œ ๊ธฐ๋ฐ˜ ๊ตฌ์ถ•

Visit to ORSKOREAโ€™s Changwon Factory | ์ฐฝ์› ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„ ๊ณต์žฅ ๋ฐฉ๋ฌธ โ“’ ORSKOREA ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„
Visit to ORSKOREAโ€™s Changwon Factory | ์ฐฝ์› ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„ ๊ณต์žฅ ๋ฐฉ๋ฌธ โ“’ ORSKOREA ์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„

Through the reciprocal visits and technical discussions, both companies established a shared understanding of the key technical considerations that should guide future cooperation. Rather than focusing solely on individual machine specifications, the discussions expanded to consider machining performance, operational stability, ease of maintenance, and long-term technical support together.

For precision grinding equipment, it is important not only to achieve the required performance at the time of installation but also to maintain stable machining conditions throughout the equipment lifecycle. Changes in spindle condition, vibration, thermal stability, and machine accuracy can directly affect machining results and production continuity. Maintenance, overhaul, and retrofit capabilities therefore play an important role beyond equipment restoration by helping preserve process reliability and enhance the long-term value of production assets.

ORSKOREA will continue to integrate its precision grinding machine technology, spindle expertise, and lifecycle support capabilities to provide practical solutions suited to the needs of global manufacturing sites.

์ด๋ฒˆ ์ƒํ˜ธ ๋ฐฉ๋ฌธ๊ณผ ๊ธฐ์ˆ  ๋…ผ์˜๋ฅผ ํ†ตํ•ด ์–‘์‚ฌ๋Š” ํ–ฅํ›„ ํ˜‘๋ ฅ ๊ณผ์ •์—์„œ ์ค‘์š”ํ•˜๊ฒŒ ๊ฒ€ํ† ํ•ด์•ผ ํ•  ๊ธฐ์ˆ ์  ๋ฐฉํ–ฅ์— ๋Œ€ํ•œ ๊ณตํ†ต์˜ ์ดํ•ด๋ฅผ ๋งˆ๋ จํ•  ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค. ๊ฐœ๋ณ„ ์žฅ๋น„ ์‚ฌ์–‘์—๋งŒ ์ดˆ์ ์„ ๋งž์ถ”๊ธฐ๋ณด๋‹ค ๊ฐ€๊ณต ์„ฑ๋Šฅ, ์„ค๋น„ ์šด์˜ ์•ˆ์ •์„ฑ, ์œ ์ง€๊ด€๋ฆฌ ํŽธ์˜์„ฑ, ์žฅ๊ธฐ์ ์ธ ๊ธฐ์ˆ  ์ง€์›์„ ํ•จ๊ป˜ ๊ณ ๋ คํ•˜๋Š” ๋ฐฉํ–ฅ์œผ๋กœ ๋…ผ์˜๋ฅผ ํ™•์žฅํ–ˆ์Šต๋‹ˆ๋‹ค.

์ •๋ฐ€ ์—ฐ์‚ญ ์„ค๋น„๋Š” ๋„์ž… ์‹œ์ ์˜ ์„ฑ๋Šฅ๋ฟ ์•„๋‹ˆ๋ผ ์ „์ฒด ์‚ฌ์šฉ ๊ธฐ๊ฐ„์— ๊ฑธ์ณ ์•ˆ์ •์ ์ธ ๊ฐ€๊ณต ์ƒํƒœ๋ฅผ ์œ ์ง€ํ•˜๋Š” ๊ฒƒ์ด ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค. ์Šคํ•€๋“ค ์ƒํƒœ, ์ง„๋™, ์—ด ์•ˆ์ •์„ฑ, ๊ธฐ๊ณ„ ์ •๋ฐ€๋„์˜ ๋ณ€ํ™”๋Š” ๊ฐ€๊ณต ๊ฒฐ๊ณผ์™€ ์ƒ์‚ฐ ์—ฐ์†์„ฑ์— ์ง์ ‘์ ์ธ ์˜ํ–ฅ์„ ์ค„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋”ฐ๋ผ์„œ ์œ ์ง€๋ณด์ˆ˜, ์˜ค๋ฒ„ํ™€, ๋ฆฌํŠธ๋กœํ• ์—ญ๋Ÿ‰์€ ๋‹จ์ˆœํ•œ ์„ค๋น„ ๋ณต๊ตฌ๋ฅผ ๋„˜์–ด ๊ณต์ • ์‹ ๋ขฐ์„ฑ์„ ์œ ์ง€ํ•˜๊ณ  ์ƒ์‚ฐ์„ค๋น„์˜ ์žฅ๊ธฐ์ ์ธ ๊ฐ€์น˜๋ฅผ ๋†’์ด๋Š” ์ค‘์š”ํ•œ ์š”์†Œ์ž…๋‹ˆ๋‹ค.

์˜ค์•Œ์—์Šค์ฝ”๋ฆฌ์•„๋Š” ์•ž์œผ๋กœ๋„ ์ •๋ฐ€ ์—ฐ์‚ญ๊ธฐ ๊ธฐ์ˆ ๊ณผ ์Šคํ•€๋“ค ์ „๋ฌธ์„ฑ, ๋ผ์ดํ”„์‚ฌ์ดํด ์ง€์› ์—ญ๋Ÿ‰์„ ์—ฐ๊ฒฐํ•˜์—ฌ ๊ธ€๋กœ๋ฒŒ ์ œ์กฐ ํ˜„์žฅ์˜ ์š”๊ตฌ์— ์ ํ•ฉํ•œ ์‹ค์งˆ์ ์ธ ์†”๋ฃจ์…˜์„ ์ œ๊ณตํ•ด ๋‚˜๊ฐ€๊ฒ ์Šต๋‹ˆ๋‹ค.


Written by Yuna Kim
Junior Administration Manager

Edited by Seonghyeon Son
Strategic Marketing Specialist,

ORSKOREA