More Information

Paper Type | Basis Size | Ream Basis Area (ft²) |
---|---|---|

Ivex Paper | 24″ x 36″ | 3,000 ft² |

Bond | 17″ x 22″ | 1,299 ft² |

Book / Offset | 25″ x 38″ | 3,299 ft² |

Bristol | 22.5″ x 28.5″ | 2,227 ft² |

Cover | 20″ x 26″ | 1,806 ft² |

Index | 25.5″ x 30.5″ | 2,701 ft² |

Tag / Newsprint | 24″ x 36″ | 3,000 ft² |

Formula Examples:

__Metric to Basis Weight__

Let’s find the basis weight equivalent for a ream of 120 g/m^{2} Ivex Crepe paper.

__Basis Weight to Metric__

Now let’s find the metric equivalent for a ream of 74lb Ivex Crepe paper. *Hint: should match up with the example above.*

Terms & Definitions Reminder

• **Basis Size:** The standard sheet size of a particular paper type that is used to determine its basis weight.

• **Basis Weight:** The weight of 500 sheets (a “ream”) of paper in its basis size, measured in pounds.

• **GSM:** Stands for grams per square meter (g/m^{2}) and is the one, standard reference measurement for all paper in most countries outside the U.S..

• **M-weight:** The weight of 1,000 sheets of paper . In other words, 2 reams.

• **Ream:** 500 sheets of any given type of paper, cut to its basis size.