Material Grades Types of “Micron Hard” are currently offered in two grades of P/M High Speed Steel and four grades of Cemented Carbide ■Characteristic Position of the Materials High strength P/M HSS-Micron Hard P/M HSS with fine grain crystal Cemented Carbide-Micron Hard Semi-HSS Cemented Carbide with fine grain carbide FAX40D (Improved) 440C Ultra-fine Wire Series of Hard Materials High strength High wear resistance FAX40D HF15T for Dot Pins SKH51 FAX40SS HF14T for Punches HS53M HF13T High Rigidity and Low Content Cemented Carbide KF10D High wear resistance ■Materials and Features Materials P/M HSS Types Features FAX40D Standard P/M high speed steel for dot pins and probe pins requiring high elasticity FAX40SS High wear resistance P/M high speed steel with high vanadium content HF13T HF14T High wear resistance and high toughness hard metal fitting for fine punch HF15T High toughness hard metal fitting for fine parts as dot pins requiring more durability than HSS KF10D Cemented Carbide High strength hard metal fitting for fine pin and punch of precise mold requiring high wear resistance Higher rigidity hard metal fitting for discharge electrode for small diameter drilling ■Mechanical Properties Materials Bending strength (GPa) Electric resistibility (μΩcm) 230 900 * 5.0 54 FAX40SS 230 950 4.5 52 520 1850 4.0 38 HF14T 510 1600 4.6 36 HF15T 470 1250 4.8 34 KF10D Cemented Carbide Young’s modulus (GPa) HF13T P/M HSS Types FAX40D Hardness (HV) 630 1800 2.5 20 *Lower hardness is available upon request. NACHI-FUJIKOSHI CORP. (TOKYO HEAD OFFICE) Shiodome Sumitomo Bldg., 1-9-2 Higashi-shinbashi, Minato-ku, Tokyo 105-0021 Phone:+81-(0)3-5568-5111 Fax:+81-(0)3-5568-5236 URL:http://www.nachi-fujikoshi.co.jp NACHI AMERICA INC. NACHI EUROPE GmbH 17500 Twenty-Three Mile Road, Macomb, Michigan, 48044, U.S.A. Phone:+1-586-226-5151 Fax:+1-888-383-8665 URL:http://www.nachi.com Wiesenstrasse 148, 41460 Neuss (Heerdt), GERMANY Phone:+49-(0)2131-26830 Fax:+49-(0)2131-268330/268340 URL:http://www.nachi.de NACHI SINGAPORE PTE. LTD. NACHI (U.K) LTD. No.2 Joo Koon Way, Jurong Town, Singapore 628943, SINGAPORE Phone:+65-65587393 Fax:+65-65587371 Unit7, Junction Six Industrial Estate, Electric Avenue, Birmingham B6 7JJ, U.K. Phone:+44-(0)121-250-1880 Fax:+44-(0)121-250-1889 URL:http://www.nachi.co.uk CATALOG NO. S2005E 2004.08.X-SE-SE

Ultra-fine Wire Series of Hard Materials “Micron Hard” ●Extremely fine wires with high hardness, “HSS Micron Hrad”, which are already heat-treated. Dia.0.04 mm is available. ●As sinterd fine wires, “Carbide Micron Hrad”, which have excellent straightness. Dia.0.3 mm is available. Typical Application Examples ■Classification of Typical Uses HSS Micron Hard Pin gauge for bore Probe pin (IC inspection terminal) IT-related Core pin (Ferrule molding) Ejector pin for dies Dot pin (impact printer) Pin gauge Guide wire Appearance of Products Achieved Dia. 0.04 mm. Smallest in the world Carbide Micron...

Ultra-fine Wire Series of Hard Materials “Micron Hard” ●Extremely fine wires with high hardness, “HSS Micron Hrad”, which are already heat-treated. Dia.0.04 mm is available. ●As sinterd fine wires, “Carbide Micron Hrad”, which have excellent straightness. Dia.0.3 mm is available. Typical Application Examples ■Classification of Typical Uses HSS Micron Hard Pin gauge for bore Probe pin (IC inspection terminal) IT-related Core pin (Ferrule molding) Ejector pin for dies Dot pin (impact printer) Pin gauge Guide wire Appearance of Products Achieved Dia. 0.04 mm. Smallest in the world Carbide Micron...

Material Grades Types of “Micron Hard” are currently offered in two grades of P/M High Speed Steel and four grades of Cemented Carbide ■Characteristic Position of the Materials High strength P/M HSS-Micron Hard P/M HSS with fine grain crystal Cemented Carbide-Micron Hard Semi-HSS Cemented Carbide with fine grain carbide FAX40D (Improved) 440C Ultra-fine Wire Series of Hard Materials High strength High wear resistance FAX40D HF15T for Dot Pins SKH51 FAX40SS HF14T for Punches HS53M HF13T High Rigidity and Low Content Cemented Carbide KF10D High wear resistance ■Materials and Features Materials...