No.	Part Name	Use for	Country	Year of R&D	Customer
26	FPM Diaphram	Air Brake	Germany	1991	Hyundai steel
27	PTFE Coating Valve Seat	Valve for Coal transport	USA	1991	Thermoelectric power plant
28	Urethane U-Packing	Cyclinder	Japan	1991	Kukdong Heavy Industry
29	FPM Hatch Packing	Chemical Cargo Hatch	Japan	1992	Yongnam Machinery
30	Coupling Rubber	Reducion Gear	Germany	1992	Hyundai steel
31	Mechanical Seal(135￠)	Chemical Cargo Pump (12")	Japan	1992	Hankuk Seecial Ship
32	Skin Oil Seal	Chemical Cargo Pump (6")	Japan	1992	Hwayoung Sea Ship
33	Gate Seal (Air Tube Type)	Door Gasket for Neuclear Storage tank	USA	1992	Atomic Energy Research Institute
34	FPM O-Ring	Neuclear Storage Vessel	USA	1992	Atomic Energy Research Institute
35	Special Asbestos Lining	Cooling Cylinder	Japan	1992	Yunhap Steel mill
36	Diaphram (0.8t)	Air Brake	USA	1992	Dongkuk Steel mill
37	PTFE Encapsulated O-Ring	Transport Line for Chemical Products	USA	1993	Koyro Chemicals
38	Urethane Link Seal	Link Seal for Heavy Equipment	Japan	1993	Hyundai steel
39	PTFE Oil Seal	Chemical Cargo Pump (8")	Japan	1993	Hankuk Seecial Ship
40	PTFE Diaphram	Chemical Pump	Japan	1993	Hwayoung Sea Ship
41	Vaccum Pad	High speed Printer	Italy	1993	Hankuk Special ship
42	Compression Fixing Pad	Conveyor transport Line	Japan	1993	Chosun Beer Company
43	Mechanical Seal	Chemical Cargo Pump (12")	Japan	1993	Dong-Ah Special ship
44	PTFE Oil Seal	Chemical Cargo Pump (12")	Japan	1993	DongAh Special Ship
45	Gate Seal (Air Tube Type)	Neuclear Storage Vessel	USA	1993	Atomic Energy Research Institute
46	PTFE Oil Seal (18")		Japan	1993	KeangNam Woolen
47	PTFE Oil Seal (16")		Japan	1993	KeangNam Woolen
48	Impreganated fabric FPM V-Packing	Hydraulic Cutting Machine	Germany/Japan	1994	Hyundai steel
49	Poly Urethane U-Packing	Hydraulic Absorber	Japan	1994	Hyundai steel
50	Water Door Gasket	Neuclear Storage Vessel	USA	1994	Ulgin Atomic Energy