How to Calculate GSM of Materials?

How to Calculate GSM of Materials

GSM Value is the unit to measure the weight of the paper. It stands for Grams per Square Meter. It is a very simple test to perform and tells a lot about the basic properties of Paper material which is very important to decide the quality. Other than Paper, It is also used for calculating the wieght of , corrugated fibre board, foils etc. For instance, the heavier a corrugated fibre board is, the better is the quality of the box made from it. In this post, we we will share some vital information on Paper weight assessment.

Presto is the leading manufacturers and suppliers of Grammage checking kit. It includes a standardized Round Cutter and Digital Balance machine for Grammage measurement of Paper samples. With this advanced Grammage checking kit, it becomes very easy for the manufacturers to calculate GSM of Paper and ensure the best quality of final products.

Testing Procedure

  • The kit comes with a standardised round cutter equipped with sharp blades. 
  • Place the Paper Specimen on the platform
  • Remove any crease and cut a circular sample using the cutter.
  • Now weigh the sample using the digital balance.
  • Determine the Grammage of the Paper using the below mentioned formula

GSM Formula:

Grams per Square Meter = (Weight of Sample in Grams X 1000)/ Area of sample in cm2

Advanced Features of the Grammage Kit are as follows:

The Round Cutter 

Made of high-quality Aluminium pressure die 

Light weighted and resilient

Deliver highly accurate test results

Equipped with heavy duty German cutting blades 

Digital Balance 

Superior shock resistance & overload protection

High contrast LCD display

Software lock switch & integrated transportation lock 

Adjustable footrest with level indicator

Airproof shield cover available on request

To Calculate GSM of Paper, assuring precision is a vital requirement. The further pricing of a paper or packaging material is decided based upon its quality factors and the paper grammage is one of the most common factor required.

Don’t let the weight of failure put you down, choose Presto testing instruments and assure distinct quality services.

If you are looking for Grammage Checking Kit price then you can consult with us. We are considered to be the leading Grammage Checking Kit Manufacturers that will provide you with high quality testing instruments to ensure zero rejections rates from your customers. To know more information about its features, price, and technical specifications, give us a call at +91 9210903903 or email us at

Author : -Gaurav Malhotra

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