Epoxy can be accurately metered by quantity or body weight. Combine ratio info is to the hardener label and our technological data sheets. Suitable epoxy resin planning is very important to a strong and productive remedy. Here is a standard step-by-stage guide on how to mix epoxy resin and hardener: https://franciscoamuds.bloginder.com/31936937/rumored-buzz-on-epoxy-resin-safety