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Valve
Used in various places of the liquid/gas piping as a part of safety valves and non-return valves. The ball is used inside these valves.
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Dispenser
A vessel in which liquid is ejected when the nozzle is pushed is called a dispenser. Balls are used as valve elements.
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Roll-on Container
Used for the roll-on container for applying medicine and perfume. It basically uses the same mechanism as the tip of the ballpoint pen.
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Ball Bearing
The most popular use of the balls. It is used for various revolving places such as automobiles and bicycles. Not only iron balls but also ceramic and plastic balls are used for the bearing too.
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Thrust Bearing
Used for the thrust bearing which is used to rotate heavy items. Not only iron balls but also ceramic and plastic balls are used for the bearing too.
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Caster
Used for moving heavy item from one place to other. Not only iron balls but also ceramic and plastic balls are used for the bearing too.
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Level Gauge
Used for the level gauge of the tank for liquids such as oil, water.
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Evaporation Ball Cover
Shade balls act as a lid by floating the ball on the liquid surface. Since the evaporation and dispersal of the liquid is reduced, it also saves materials and prevents mist, gas, and odors.
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For Shaking
Various balls are used for shaking/mixing the contents such as spray cans.
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Ballpoint Pen
A tiny ball is used for the tip of ballpoint pens.
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Track ball, Mouse
For tack ball and ball for the mouse.
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Ball Screw
Ball screws have very low friction and can convert energy efficiently. They also provide good positioning accuracy due to their smooth motion, and are used for machine tools and heavy loads.
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Ball Plunger
A ball plunger is a plunger with a ball in the tip. It is mainly used for positioning levers and dial-type knobs because it can move between V-grooves while sliding.
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Ball-Drop Impact Tester
The steel ball drop test is used to determine the durability of a material or product to a drop impact and the change in condition after the impact.
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Ball-on-Disk Tribometer
The ball-on-disk test is one of the friction and wear tests to measure the coefficient of kinetic friction and the amount of wear on a specimen.
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Ball Type Sight Glass
In a ball-type sight glass, several types of balls are visible through the glass window. Fluid flow causes the balls with different specific gravity to move differently.
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Vibration Sieve Bouncing Ball
When a workpiece and tapping ball are placed in the sieve and vibration is applied, the ball bounces, allowing the workpiece to be sieved without clogging.
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Mill
The balls used in the mill are called ball mills and are utilized to further grind the powder into finer particles.
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Joint of the optic fiber
Ball lens is used for the joint of the optic fiber cables.
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Concentration of Light
For the concentration of light, glass and plastic ball lenses are used.
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Aspheric Lens
For the blank of aspheric lens, optical glass ball is used.
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Weight
Weight for the stuffed dolls (Teddy bear) and toy boat.
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Pachinko and Games
For Pachinko (steel balls) and game machine.
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Decoration
Typical materials include stainless steel hollow balls and acrylic balls.