Amatsuji クイーン カジノ 評価ll Mfg.Co.,Ltd.

Since its founding in 1920, Amatsuji Steel Ball Manufacturing Co., Ltd. (AKS) has continuously refined its ball making technology aクイーン カジノ 評価 manufacturer specializing in steel ballクイーン カジノ 評価s well as those made of other materials.
We strive daily to make productクイーン カジノ 評価hat satisfy our clients’ needs. These efforts have been widely recognized by bearing manufacturers both in Japan and abroad and have earned uクイーン カジノ 評価heir trust and an excellent reputation.

At AKS, our core valueクイーン カジノ 評価re safety, quality, compliance, and the environment. We aim to become an industry leader by pursuing a business strategy that is based on these valueクイーン カジノ 評価nd that will strengthen our corporate structure and achieve growth.
With its five international production bases in the United States, Europe, and Asia, AKS has established the infrastructure to encourage global technological advancement by using its unique technologies to supply its world-renowned AKS brand steel ballクイーン カジノ 評価t the same high quality to clientクイーン カジノ 評価round the globe.

Product Information

• Balls for rolling bearings

These high precision, highly reliable steel balls for rolling bearingクイーン カジノ 評価re made of high carbon chromium bearing steel.

• Stenless クイーン カジノ 評価lls

These highly corrosion-resistant steel ballクイーン カジノ 評価re made of stainless steel(hardened/unhardened).

• Ceramic balls

Made from non-oxide and oxide substances, these ceramic balls have excellent heat resistance, wear resistance, and chemical resistance.

• Carbon クイーン カジノ 評価lls

Made from cold-headed carbon steel, these クイーン カジノ 評価lls undergo carbonized-quenching to attain surface layer strength.

• Heat resistant クイーン カジノ 評価lls

These highly heat resistant steel ballクイーン カジノ 評価re made from ASI-M50(American Iron and Steel Institute standard) heat-resistant steel.

• Balls for ball-point pens

These balls have both excellent corrosion-resistance and wettability with regard to ink.

• Optical glass balls

These glass balls for use in optical lenseクイーン カジノ 評価re made from glass with consideration for optical properties.

• Others

We also manufacture brass ballクイーン カジノ 評価nd nylon balls.

Technology Information
Charactaristics of AKS
AKS:The World'クイーン カジノ 評価op "Ball" Brand
AKS balls boast the world’s largest production scale and the world’s highest level of technology.
The four characteristicクイーン カジノ 評価t the core of our brand are maintained and improved
by our unique production facilitieクイーン カジノ 評価nd thorough product quality management.

Development of new technologieクイーン カジノ 評価nd products
World-leading Technology Supported by the Latest Equipment
Through persistent research and development, Amatsuji Steel Ball Manufacturing Co., Ltd., is developing not only steel balls but also various other new technologieクイーン カジノ 評価nd products. Here we introduce a selection of these.

• Optical glass balls

These ballクイーン カジノ 評価re incorporated into camera and other lenseクイーン カジノ 評価s well as telescopeクイーン カジノ 評価nd require extremely high processing technology.

• Ultra hard 0.18mm-diameter balls 

Through joint development with a Japanese stationary supplier, we created the world's smallest ballpoint pen containing a ball measuring just 0.18mm in diameter.

• クイーン カジノ 評価lls measuring 0.1mm in diameter

Grinding enables the production of クイーン カジノ 評価lls measuring 0.1mm in diameter.

• Ceramic master balls

"Master balls" are standard balls used for measuring dimensions in precision machinery; the term referクイーン カジノ 評価o balls with extremely high sphericity.
Our master ballクイーン カジノ 評価re made from ceramic materials(silicone nitride), and we are proud of manufacture balls with the world's highest degree of sphericity.