| Bowling pins are hourglass-shaped equipments | | | | pins, plastic bowling pins are made by a |
| used in the game of bowling. It is an indoor | | | | process called thermoplastic injection |
| game played on a polished wooden or synthetic | | | | molding process. |
| floor by individuals or teams. | | | | |
| | | | Pins weigh between 1.53 kg and 1.64 kg (3 lb |
| Specifications for making bowling pins are | | | | 6 oz and 3 lb 10 oz). Each pin is 38.1 cm |
| set by the American Bowling Congress (ABC). | | | | tall. Pins have a narrow neck that gradually |
| The most common material used is hard rock | | | | widens to a diameter of 12 cm at the widest |
| maple wood. This wood is hard and durable. | | | | point that is called the belly. The pin then |
| Manufacturing a wooden bowling pin involves a | | | | tapers to a base 5.7 cm in diameter. This |
| series including the lamination processes, | | | | design causes the pin to fall if tilted 10 |
| cutting, shaping, molding and finishing | | | | degrees. |
| steps. Gluing blocks of hard rock maple wood | | | | |
| into a shape by turning it on a lathe makes | | | | There are various bowling pin types |
| bowling pins. After the lathe shapes the pin, | | | | available, including the Winsom pin and the |
| it is coated with a plastic material and | | | | Brunswick Max, as well as the AMF Sumo, AMF |
| finally covered with a protective, glossy | | | | pin, the Brunswick Flyer, the Brunswick |
| plastic layer. | | | | mixer, the Vulcan Vultex II, the Brunswick |
| | | | "B" Max, the Brunswick Killer "B", the |
| Because of the scarcity of suitable wood, | | | | Brunswick PBA gold pin, the Brunswick WWF |
| plastic and synthetic are frequently used to | | | | "The Rock" pin, the Brunswick PBA gold pin |
| make bowling pins. Unlike wooden bowling | | | | and the candle pin. |