According come the international measurement of ping pong balls, the volume of the sphere is 33.5 cm3.

You are watching: How many cm is a ping pong ball

If you room a curious person and love playing ping pong, you space interested in the lightweight ball. From the curiosity, girlfriend may additionally want to know the volume of the ball.

However, before knowing the volume, that is crucial to know the official measurement of a ping pong ball. There is part other interesting information you will find as girlfriend go with the article.


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There are generally three various sizes that ping pong balls available. Among them, one is unofficially size, one more one is the main size, and another is the latest addition. A regulation ping pong ball measures 40 mm in diameter.

Official ball dimension: An main ping pong round comes in a regulation dimension of 40 mm or 1.57 inches. In international matches or professional games, these balls space used.

Unofficial sphere dimension: An unofficial ping pong ball actions 38 mm or 1.5 inches. Beginners usage these balls for recreational purposes.

Latest inducted ball: The latest inductee in ping pong balls is the balls that come in 40+ mm diameter.

Circumference of ping pong ball: The round comes with a one of 125.6 mm or 4.94 inches.


Calculating the volume that a ping pong ball


Calculating the volume of a ping pong round isn’t a difficult task if you recognize the formula because that measuring the volume that a spherical object. There is no man that a ping pong ball is a spherical object and also the formula to calculate the volume is (4/3)*pi*r3.

The typical of pi is 3.1416, and r means the radius the the ball. The official diameter of a ping pong sphere is 40 mm or 1.57 inches. Therefore the radius the the ball is 20 mm or 0.785 inches. After ~ multiplying all these numbers, the result will be 33.5 cm3 or 2.04 inches3.


Ping pong ball weight


The weight of ping pong balls ranges from 2.6 come 2.7 grams approximately. However, the main weight of these lightweight balls is 2.7 grams or 0.095 ounces follow to the worldwide Table Tennis Federation or ITTF. The weight of the round affects the speed and also bounce of the play.

Depending ~ above the weight, you will uncover the round bouncing much or bouncing less. Again, the rate it produce is likewise depended ~ above the weight.


What is ping pong balls made of


There are mostly two species of products used to do ping pong balls, celluloid and plastic. Back the balls look at similar, they have some unique features. Friend may also like learning whatping pong tables and also paddles are made of.

Celluloid: In the past, ping pong balls room made that celluloid. The is a plastic-like material, but not precisely plastic. The celluloid offered to do the ball is do from the composition nitrocellulose and camphor. Climate to make the ingredient softer, the equipments soak the in hot alcohol.

Plastic: follow to the global Table Tennis Federation, plastic is a many safer material to be supplied for building ping pong balls. Because that this reason, recently ping pong balls space made indigenous poly plastic the produces lightweight balls. These plastic balls additionally produce much more bounce than celluloid ones.


Types the ping pong balls


There are mainly three types of ping pong balls easily accessible depending ~ above the star rating, 1-star, 2-star, and also 3-star. Through the star rating, the high quality of the balls is indicated. The lower number of stars way it is a low-quality ball and a greater number indicates high-quality balls.

You can additionally use the 1-star and 2-star balls because that practicing ping pong alone v the assist of a ping pong round launcher.

1-star ping pong ball: 1-star rating represents the lowest top quality ping pong balls. They are much less durable and typically purchase in packs. They space not approved for tournament usage.

2-star ping pong ball: The high quality of 2-star balls is pretty comparable to 1-star balls, and they are likewise not usable for tournament purposes. Castle are supplied for to chat purposes and also bough in dozens or more.

3-star ping pong ball: The just tournament-approved ball by the worldwide Table Tennis Federation is 3-star balls. They space highly resilient and administer adequate bounce together well.


Ping pong balls color


The color selection of ping pong balls relies on the color of the table surface. There are mostly three color of balls used, white, orange, and also yellow. However, orange and also yellow was standing on the same web page as they are most suitable for unofficialize matches or entertain events.

In main tournaments, a white round is much more preferable. In this tournaments, the table surface comes with eco-friendly or blue shade typically. Utilizing a white ball on such a surface boosts the visibility. While choosing the shade of the sphere visibility must be the most worrying fact.


Ping pong balls bounce


Because that the hole inside construction, ping pong balls bounce. However, the bounce that the ball depends on the weight and on the construction.

According come the main rules, a regulation dimension ping pong ball should bounce roughly 24 to 26 cm when it is dropped native 30 centimeter height.

The lighter balls produce more bounce top top the surface however less speed. Meanwhile, the more heavier ones are an excellent for intensified speed but less bounce.

Plastic balls through seam produce the least bounce and seamless one the greatest bounce. Celluloid balls continue to be in the middle of these two in terms of bounce.

So follow to the official diameter that a ping pong ball, the volume of the sphere is 33.5 cm3 approximately.


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