Cer (Ceramic) abrasives have the longest life and the fastest cutting rate of all abrasives. They ensure an aggressive and consistent cut under moderate to high pressure, as they break down into micro particles, keeping the abrasion surface permanently sharp.
The indicated grits are the most common for the operations in question, but they do not exhaust all available alternatives. We will be happy to help you find the best solution for your case.
In addition to the sponges listed, there are several variants that may be more suitable for your purposes. OTA will be happy to present them to you.
The indicated dimensions are the most common. However, OTA has the capacity to transform this type of product into the shapes and sizes best suited to the purpose.
In addition to the standard solutions on the market, OTA is also able to transform these sponges for Velcro fastening into customised formats.