We are engaged in the manufacturing of plates and die sets for molds.
Seki Kouhan Co., Ltd. was established in 1924 by the previous owner, Mr. Seki Mikiyoshi, in Togoshi, Tokyo, and began manufacturing pillar gauges, screw gauges, and other products. Since then, we have upheld technology and trust as our motto for many years. We have produced parts for agricultural machinery, refrigerator components, bearings, and more, but due to changing market demands, our products have evolved. Since around 1970, we have shifted our focus to manufacturing mold plates and die sets, continuing to this day. Here are some of the products manufactured by Seki Kouhan Co., Ltd. 【Product Line】 ○ Die sets ○ Jigs and molds ○ Steel die sets ○ Press mold components ○ Fully processed steel die sets ○ Plate processing for jigs For more details, please contact us or download our catalog.
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【Processing Classification】 ○Industry Fields: Automotive, Motorcycles, Other Engines, Hydraulic Equipment, Precision Equipment Medical Devices, Inspection Equipment, Measuring Instruments, Machine Tools, Robots ○Materials Handled: Iron, Stainless Steel, Aluminum Alloys, Copper Alloys, Brass, Carbide Ceramics, PVC (Polyvinyl Chloride), PMMA (Acrylic), Urethane Rubber 【Machining】 ○Types of Processing →General Lathe Processing, NC Lathe Processing, Milling Processing →Machining Processing, Surface Grinding Processing, Form Grinding Processing →Internal Grinding Processing, Thread Cutting Processing, Keyway Processing ○Prototyping and Small Lots →Can accommodate from 1 piece →Short Delivery Times: Items that are already drawn can be processed immediately ○Inspection →Visual or with various inspection tools ○Dimensional Accuracy →Achieved through internal and external grinding and surface grinding ○Mass Production System ○Lot Size from 1 piece and up ○Equipment Automation: Processed using Yamazaki Mazak MC ○Number of Equipment →6 Yamazaki Mazak MCs, Lathes, Nakamura Tome ○Supported Sizes →Table Size: Maximum: 1500×800 (Length 2000mm) Φ6mm to 350mm ●For more details, please contact us or download the catalog.
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Company information
Seki Kouhan Co., Ltd. was established in Taisho 13 (1924) by the previous owner, Mr. Seki Mikiyoshi, in Togoshi, Tokyo, starting the production of pillar gauges, screw gauges, and more. Since then, we have upheld technology and trust as our motto for many years. We have manufactured agricultural parts, refrigerator components, bearings, and other products, but due to the changing needs of the times, our manufacturing focus shifted around Showa 45 (1970) to the production of mold plates and die sets, which continues to this day. We will continue to develop together with our clients, improve our technology, and actively engage in our work. Thank you for your continued support.
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