Rotational molding fuel tank 1, Rotational moulding process 2, Mould: cast aluminum A356 3, Short lead time. Rotational molding fuel tankThis products ... , mould material is aluminum A356. Rotational moulding or Roto Molding which is a high temperature, low volume, low pressure ... producing hollow, one piece parts such as large oil or chemical tanks, kayaks, point of purchase displays, frames, cases, ...