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JPMA Awards

2010

Iron Based sintered Body excellent in Enveloped Casting Property in aluminum Alloy

Iron Based sintered Body excellent in Enveloped Casting Property in aluminum Alloy
Nippon Piston Ring Co., Ltd.
It was evaluated that this was the new usage, technology development to enhance the coherence to aluminum alloy was excellent and fulfillment of cost saving was high.

Development of P/M part for chain type longitudinal CVT

Development of P/M part for chain type longitudinal CVT
Sumitomo Electric Industries, Ltd.
It was evaluated that the development of compacting technology of big thin and complicated shape parts and nickel-less material with high strength was excellent and the first use of PM parts for key parts of CVT contributed to PM industry.

Sintered part for electromagnetic continuous cam phase variation mechanism

Sintered part for electromagnetic continuous cam phase variation mechanism
Diamet Corporation
It was evaluated that this parts was used in the electromagnetic continuous cam phase variation mechanism at first time in the world, the volume expansion was expected in future and by using several ideas in both material and production process, fulfilled the customer demand.

Development of hydraulic type starter clutch part with complicated taper shape

Development of hydraulic type starter clutch part with complicated taper shape
Hitachi Chemical Co., Ltd.
Automotive Products Business Headquarters
Powder Metal Products Business Sector
It was evaluated that this parts participated to the new system, had a original design and kept the high accurate inclined area without sizing.

Components for electric variable valve timing control system

Components for electric variable valve timing control system
Diamet Corporation
It was evaluated that all three parts had high difficulty to produce and kept both high dimensional accuracy and surface hardness through a lot of improvement in production process.

Decompression parts with complicated shape for gasoline engine

Decompression parts with complicated shape for gasoline engine
Diamet Corporation
It was evaluated that the complicated shape which has thin irregular shape on edge face was made by compacting and the change from lost-wax process to PM was successfully done.

Camshaft sprocket with weight balancer

Camshaft sprocket with weight balancer
Diamet Corporation
It was evaluated that the unbalanced shaped parts was successfully produced by near-net-shape by using a lot of inventions for lubrication method at compacting process.

Development of Light Weight P/M Bearing Caps

Development of Light Weight P/M Bearing Caps
Sumitomo Electric Industries, Ltd.
It was evaluated that it was used some invention for weight saving for bearing-cap and the more change from casting iron to PM was expected in future.

Oil-impregnated bearing material with heat resistance and high durability for the electric actuators of automotive engines

Oil-impregnated bearing material with heat resistance and high durability for the electric actuators of automotive engines
Diamet Corporation
It was evaluated that the technology to make Cu-rich phase only for inside diameter and the contribution for change from ball hearing to PM oil impregnated bearing was excellent.

Sintered bearing superior in wear resistance for high load / long-life condition

Sintered bearing superior in wear resistance for high load / long-life condition
Porite Corporation
It was evaluated that the long life span in low speed high load area was fulfilled and the big production amount like 600,000 pieces in month was very high.

High heat and wear resistant sintered material

High heat and wear resistant sintered material
Hitachi Chemical Co., Ltd.
Automotive Products Business Headquarters
Powder Metal Products Business Sector
It was evaluated that the use expansion of the PM material which has better heat-resistant and anti-abrasion properties than melted material was expected and the contribution for PM industry was high.

High precision net shaped MIM product

High precision net shaped MIM product
Fine Sinter Co., Ltd.
It was evaluated that the fully net-shaped MIM parts with high dimensional accuracy enhanced the possibility of MIM parts and contributed to PM industry.

High strength and high toughness Cr based sinter - hardening material

High strength and high toughness Cr based sinter - hardening material
Hitachi Chemical Co., Ltd.
Automotive Products Business Headquarters
Powder Metal Products Business Sector
It was evaluated that this nickel-less material fulfilled high material properties better than the heat treated material with 4% nickel and more use expansion was expected.

Development of induction hardening for for narrow groove of rotor VVT

Development of induction hardening for for narrow groove of rotor VVT
Sumitomo Electric Industries, Ltd.
It was evaluated that the difficult technology for induction hardening to narrow groove area was established and more demand expansion was expected.

Development of parts for electrical vacuum pump for EV

Development of parts for electrical vacuum pump for EV
Sumitomo Electric Industries, Ltd.
It was evaluated that the improvement to establish the stable production process for stainless-steel material was excellent and the participation to electric vehicle market contributed to PM industry.