TPR EK METALS CO., LTD.
この道一筋50有余年。自身を持って贈る研究の成果と信頼性
Outline of Company
 
Our company has been in existence for about 50 years and has established its reputation as the manufacture specialized in producing the precipitation hardening type conductor alloys, as the result of putting our energies into
various developments and improvements of the products with both of better conductivity as well as durability.
Our company has made every effort in giving effect to our customers'
request for the shape reduction in prices of conductor materials with high quality and succeeded in providing with new products and new materials.
Our company is the only manufacturer specialized of the special copper
alloys for conductor material, which has the through from melting to finishing.
We are with the thought of trying hard in improvements in the level of our technical know-how in order to meet our customers' requirements.
 

Outline of Company

Name of
Company
TPR EK METALS CO., LTD.
第1工場/1st Plant
1st Plant
Head Office/Plant 2147-1 Ohta. Sakura-city.
Chiba-pref. 285-0808 Japan
Tel. 043-486-6611
Date of Establshment April 23,1956
第2工場/2st Plant
2nd Plant
第2工場増設/2st Plant enlargemet
2nd Plant enlargemet
Capital ¥75,000,000-
Share holder TPR Co.,Ltd.
Main Products Drawn bars, Hexagonal bars
Forged Products
 bars,plate,sguares,shafts,
 discs,rings
Rolled sheets
Machined
 electrode,jigs,guns,holders,
 tips,others
Land
Building   
1st Plant
2nt Plant
3,477.05m2

1,312.56m2
1,227.37m2
 
ISO 14001.9001
 
Access
江古川特殊金属株式会社・アクセスマップ

The History of Company

Apr.1951… The enterprise“Sanwa Tannetsu Kogyosho”was
founded by Yoshiro Komatsu. A precipitation
hardnening type copper alloy’s manufacture and
sale ware begun for aluminium bronze and
conductive products.
Apr.1956… An lnitial Capital of ¥500,000.-was used to begin a
corporation. The trade name became Edogawa
Metals Co., Ltd., and its headquarters was located
in Chuo-ku, Tokyo.
May.1961… A business and technical merger with Teikoku Piston
Ring Co., Ltd., (Now is TPR Co.,Ltd.)was formed and capital participation was gained.
Aug.1975… The new product TZ-7 was announced,
Apr.1978… Capital was increased to ¥25 million. The casting
factory was constructed at the industrial housing
complex in Sakura-city., and new machinery was
installed.
Apr.1990… The second factory was started.
Dec.2004… It develops the special materials EKB-55 was
announces the Beryllium-copper.
May.2004… It was certification ISO14001.
Apr.2006… I win TPR group ″quality excellent business establishment Prize″consecutively for three years.
Dec.2006… I acpuire the middle land of first factory and the second factory.
Jan.2007… ISO9001 certification acquisition.
Jan.2007… I increase the capital to capital \75,000,000. and plan the enlargement of the factory.
Oct.2007… The enlargement of the second plant.
Apr.2008… New materials EK-NS50 was announces the Beryllium-less copper.
Jul.2008… 1.5ton high frequency electric induction furnace of new casting equipment is introduced.
Oct.2011… New company name was changed to TPR EK Metals Co.,Ltd. from Edogawa Metals Co.,Ltd.
 
 




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