Latest samples

The following samples were all made using PROGRESSIVE DIE.
These sample parts were completed without any after-processing of the press stampings.

1. Fine cut parts (with no die-roll, no die-break, very little burr)

A fine cut magnetic part.	A part for a photocopy machine. Ring forging and outer cutting are complex. The original thickness of the material was 4.8mm and the narrowest portion was 0.9mm.
A frame for a semiconductor. Flatness of this part is less than 0.01mm
A small pressed hole(1.2mm Dia./6.0mm thickness)
A small pressed hole(1.2mm Dia./7.2mm thickness)

2. Precise cold forged parts.
Forged rectangular frames.

A vibration part for use in mobile telephones. Vertical tolerance is +/- 3 micrometers.	An automobile engine motor part.

3. Drawn parts.

Air cleaner part for automobiles.
(Previously composed of two separate parts.)

Stainless steel drawn pipe.
(Flange thickness is 0.4mm and body thinness is 0.09mm)

Step drawing part with center boss.

Double sleeves. (Small motor housing.)

Left: normal part

Right: with center pipe which has been step-cut.
(Alteration in process recommended by APT)

Stepped drawn parts with side holls.

Inner diameter is 0.47mm

I have been the owner and operator of a die-design office in central Japan for over 25 years.
All these parts and components were manufactured using my own technological designs or following my consultation.

Advanced Press Technology
Seijiro Oshima - President
3052-1 Moto-oshima, Matsukawa Town
Shimoina-gun, Nagano Prefecture
399-3303
JAPAN
Tel. & FAX #81-265-36-3256
E-mail apt@clio.ne.jp
URL http//www.clio.ne.jp/home/apt/eindex.htm