Twentbelt Metal Conveyor Balanced Weave Belt Balanced weave belt woven on one side (type SP). Rod reinforced’ structure specifically for applications at temperatures up to 1200 °C (type RR). The balanced weave belt is the ‘mother of all metal belts’ and has a virtually infinite number of versions and applications,from super-strong (for heavy loads over large widths or very hot products) to very dense weaves for small products