SEIL METAL Co.Ltd is Korea’s leading manufacturer of spiral spring for car seat belts and vacuum cleaner’s cord reel.In case of vacuum cleaners, we provide springs to Samsung, LG Electronics.* What we do1. Cold Rolling Mill2. Heat Treatment3. Slitting Services1. Seat belt2. Vaccum3. Refrigerator1. Spiral Spring2. Cord-Reel Spring3. Steel Sheet(Raw material) : SK5, S50C, SUS etc1. Cold Rolling Mill : ZR24-192. Heat Treatment : CS-083. Slitter : SS-08, SS-08-14. Spring Winding M/C set : (T) 0.19 ~ 0.35 / (W) 6.5 ~ 11.5 / (L) Free5. Spiral Spring Heat Treatment : 200~ 400 C6. Spring Re-Winding Spiral Spring : (T) 0.19 ~ 0.35 / (W) 6.5 ~ 11.5 / (L) Free7. Micro Vlckers Hardness Tester : HM-112, 1000308018. Tensile Testing : MAX5000KG9. Endurance Test Device : SL107810. Torqur Tester : MAX5000KG11. Dimension Measuring Equipment(Mitutoyo) : V/C, M/MISO 9001 (QUALITY MANAGEMENT SYSTEM CERTIFICATE) : Reg. No. 11296-AISO/TS 16949 (QUALITY MANAGEMENT SYSTEM CERTIFICATE of the Automotive Companies) : Reg. No. 0191757Venture company certificate : Reg. No. 20130105259INNO-BIZ company certificate : Reg. No. 141001-01264MAIN-BIZ company certificate : Reg. No. 151001-00164Clean Workplace certificate : Reg. No. 66,445Parts/Marterial Manufacturing Company Certificate : Reg. No. 11661Risk Assessment Certificate : Reg. No. 15-71-D-10PATENT APPLICATIONStrip Rolling Oil Disposal Equipment : Patent no. 10-1440093Spring Manufacturing Device : Patent no. 10-1448185Hyundai motor groupSamsungLGKIA motorsPOSCOWinsteelSecoDongwonKorea Powertrain co. LtdDELPHIDORCODAEHANdaedongDongbo ChainKomelonHytanEHWA DiamondPHCValeo