Sungil Core Co., Ltd. is a company established in December 2012, headquartered in Yeongcheon-si, Gyeongsangbuk-do, specializing in the manufacturing of casting cores and molds. Under CEO Kang Su-hyang, approximately 8 skilled technical personnel produce core components for the domestic casting industry.

"Sungil Core, established in December 2012 and headquartered in Yeongcheon-si, Gyeongsangbuk-do, is a specialized manufacturer of casting cores and molds. We specialize in producing and supplying high-quality cores essential for manufacturing cast products with complex internal shapes, such as automotive engine parts, transmission cases, industrial pumps, and valves. Under the management of CEO Kang Su-hyang, approximately 8 skilled technical personnel are stationed, supporting the foundation of the domestic casting industry based on shaped refractory ceramic product manufacturing technology. As of 2024, we have achieved steady external growth with sales of approximately 3 billion won, and we are strengthening our position in the precision casting market through continuous facility investment and process improvement."

Business Areas

• Casting Core Manufacturing and Precision Custom Supply Business: Our main business is manufacturing and supplying cores, which are consumable parts inserted into metal casting processes to create internal cavities or complex shapes in products. We analyze precise drawings provided by clients to design optimal core molding processes.
• Mold Manufacturing: Sungil Core has a system in place to quickly mass-produce customized products through its in-house mold manufacturing capabilities. As an essential partner in the manufacturing process of core components for the automotive and heavy equipment industries, we stably supply high-quality cores.

Products

• High-Precision Casting Cores for Automotive and Industrial Machinery Parts: We primarily produce high-precision cores used in the manufacturing of automotive engine parts, such as cylinder blocks and heads, which contain complex waterways and oil passages. By stably supplying high-quality cores, we are leading the standardization of casting quality.
• Heat-Resistant Cores for Industrial Pump and Valve Bodies: We also offer a range of highly heat-resistant core products used to form smooth internal spaces in industrial pumps or valve bodies that must withstand high pressure. All of Sungil Core's products meet the demands of the precision casting market.

Special Notes

• Specialized Production of High-Quality Cores: We specialize in producing and supplying high-quality cores essential for manufacturing cast products with complex internal shapes, such as automotive engine parts, transmission cases, industrial pumps, and valves. Through this, we support the foundation of the domestic casting industry.
• Precision Mold Design and Prompt Delivery Capability: Through precision mold design tailored to complex customer requirements and prompt delivery capabilities, we have firmly established ourselves as a key supplier in the Yeongnam region. We have a system in place to quickly mass-produce customized products.
• Skilled Technical Personnel and Continuous Investment: Approximately 8 skilled technical personnel are stationed, and through continuous facility investment and process improvement, we are strengthening our position in the precision casting market. This forms the basis for producing high-quality products.

Recruitment Information

• Main Hiring Positions: We primarily recruit for injection molding operations using machinery.

💡 A Word from JobPloy
Casting core manufacturing is a field that requires precise technology and skilled work. As the role primarily involves injection molding operations using machinery, it would be suitable for individuals with relevant experience or those who are meticulous and diligent. Adhering to safety rules and a continuous learning attitude are important.