How to Cut and Customize CNAF Gasket Sheets for Specific Uses

    CNAF gasket sheets are one of the most useful materials when it comes to industrial and mechanical applications because of their versatility.

    What are CNAF gasket sheets?

    A CNAF gasket sheet is made of reinforcing materials as well as a non-asbestos gasket, usually used in industrial applications. It stands for compressed non-asbestos fiber, and it can withstand extreme pressure and temperature. These sheets can be cut into any shape or form depending on what they will be used for. Because of their nature, CNAF gasket sheets have high chemical and thermal resistance and impressive sealing properties.

    What are CNAF gasket sheets used for?

    As mentioned above, it has many uses because of its all-around function. The most common application of CNAF gasket sheets is as sealants, wherein they seal the gaps between pipe flanges, valve bodies, and bonnets; pump impellers and casings; and between shells and heat exchanger tubes.

    What materials or equipment do I use to cut a CNAF gasket sheet?

    There are many ways to cut the sealant along with a couple of tools and equipment, such as the following:

    Industrial knife. For sheets that are larger and prove to be more demanding to cut, it’s better to use an industrial knife with a replaceable blade.

    Sharp utility knife. On the other hand, if you need to cut sheets that are relatively smaller in size, you can make do with a sharp utility knife.

    Additionally, you also need a measuring tape to make accurate measurements as well as a marker or pencil to draw line marks on the cutting sheet. You can even use a template in case you need to make multiple identical gaskets to keep the measurements equal on all sides and to make them uniform. Cutting mats are also required since this will be your cutting area to avoid lacerating your workplace.

    How do I cut a CNAF gasket sheet?

    You can cut a CNAAF gasket sheet using several methods, and here are three of the most common ways to do so:

    Straight cuts. As the name suggests, you can make a straight cut with the help of a straight edge or ruler as a guide.

    Curved cuts. For this technique, you can use freehand or follow a template to cut through easily.

    Bevel cuts. A bevel is a sloping portion on surfaces or edges. You need to make a combination of straight and angled cuts to achieve this result.

    Once the gasket sheet is cut according to your desired shape, you may need to do some clean-ups near the edges and clear off the burr. Furthermore, you can also apply a thin layer of gasket sealant along the edges for extra protection.

    Additional tips when CNAF cutting gasket sheets.

    Safety first. Always wear safety equipment like goggles and gloves to protect your eyes and hands.

    Check your tools and equipment. Prepare your cutting mat and make sure your cutting tools are sharp to make clean edges.

    Do a test fit. Before cutting the gasket sheet according to your preference, ensure that it is measured properly and is a perfect fit.