• Company Name: YEHWA IND. CO., LTD.
• Representative Director: Joo, Jong-Hyoek
• Business Registration No.: 609-81-07717
• Address: 44-3, Ungnam-dong, Changwon-shi, Kyongsangnam-do
• Main Products: Jigs, Tools, Gages and Automobile Parts
• No. of Employees: 60

• Contact to;
  • Name: Jung, Jong-Nam
  • Tel: +82-551-285-7081~3
  • Fax: +82-551-282-7149

Greetings

We, Yehwa Ind. Co., Ltd. are manufacturing and designing good quality industrial products such as high precision tools, various gauges, A.T.C and A.P.C for machine center, and automobile parts with our accumulated experience and technology since the company was established. We are very proud of ourselves for being a self-calibration inspection center appointed by the National Technology Quality Center of Ministry of Trade, Industry, and Energy.

We are going to endeavor ourselves to improve our products quality and develop new products with our continuous efforts on research and development activities. We are promising to try to do our best to produce high quality products and live up to our customer's expectations.

Thank you.

Yehwa Ind. Co., Ltd.

History

Nov.23.1987		Yehwa Ind. Co., Ltd. was established.
Apr.01.1988		Plant operation and business started up. (Jig & Fixture, Tools, Gauges and NC Machine Tool Parts)
Jan.21.1988		Endorsed by the government as a technology-intensive medium and small enterprise.
Mar.13.1990		Endorsed by the government as a self-calibration inspection center.
Jan.01.1995		Machining line for Automobile Parts was installed.

Outline

• Address: 44-3, Ungnam-dong, Changwon-shi, Kyeongnam, Korea
• Land: 2,171 pyong(7,177.4㎡)
• Building: 1,491 pyong(4,928㎡)

• Subsidiary Facilities
  • Substation:
    - Receiving electricity: 500 KW
    - Contract electricity: 385 KW
    - Consumer voltage: 22,900 V
  • Boiler Room: 1,500 kg/H
  • Heating Facility: 1,107,850 kcal/H
  • Air Conditioning Facility: 600,000 kcal/H
  • City Gas Facility: 3kg/㎠
  • Constant Temperature and Humidity Room: 22.21R/T

JIG & FIXTURE

We design and manufacture many kinds of jig & fixture and gauges. We are particularly specialized in designing and manufacturing of chisel jig and hydraulic and pneumatic jig. We can also design and manufacture jigs for Gleason Machine. We can manufacture any kinds of NC tools and precision gauges and super precision products for our customers.

- TOOL & HOLDER -	- JIG -
- FIXTURE -	- GAUGE -

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A.T.C & A.P.C

This is automatic tool changer (A.T.C) and automatic pallet changer (A.P.C) for machining center. We manufacture and supply these changers to Tongil Heavy Industries which is one of the leading tool machine manufacturer in Korea. We can also design and manufacture any kinds of changer including slightly modified optional specifications.

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Automobile Parts

We can manufacture all kinds of gear and shaft for transmission and general gear, A/S gear for automobile, and master gear. We export automobile parts more than U$350,000 to Meritor in U.S.A. in every month and our quality was approved as excellent by them. Our products are used in the transmission of commercial cars and heavy equipment in domestic.

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Hub Reduction Gear Assembly (Internal Gear, Planetary Gear and Sum Gear)

• Applications:
  • It is used for dump truck and tractor of which capacity are above 21.5 tons in Korea.
  • It is used for limousine bus, dump truck, tractor, 20 ton cargo truck in oversea countries.
  
  
• Characteristics:
  • It increase torque and reduces speed.
  • It increase the ground height by reducing main reduction gear.