If you are looking for magnetic sheet materials to purchase in bulk, there are several things to consider prior to making a final decision. First of all, it should be noted that not all magnetic sheet materials are quite alike in form or function, so bear this in mind going forward. To begin, ask yourself what these magnetic sheet materials are going to be used for specifically, and then ask yourself if there are any maximum or minimum dimensions that these magnetic sheet materials are going to need to adhere to.
Once you have determined the sizing for your magnetic sheet materials as described, ask yourself how many pounds per square inch your magnetic sheet material itself is going to need to be able to hold. You should also ask yourself if there are any common magnetic sheet materials that you might want to avoid in certain applications. For example, some magnetic sheet materials may have a negative effect on certain types of electronics, so it pays to bear this in mind for certain applications. Once you know what you want from your magnetic sheet options in a physical sense, go ahead and ask yourself how much you can afford, and how many magnetic sheet units you need to buy at once.
Once you have gotten to this point, search the web for reviews of magnetic sheet materials that fit your description. Narrow down your list of options in order to include only those products that fit your aforementioned criteria in every way, and you should be all set. Place your order with the best magnetic sheet material vendor of choice within your price range, and with any luck, this should be the beginning of a long and fruitful business relationship for both of you!