high-manganese
high-melting
high-melting-point
high-melting-temperature
high-mix
high-mu
high-nickel
high-nitrogen
high-noise
high-noise-immunity
  high-number
high-pass
high-peak
high-performance
high-permeability
high-phosphorus
high-pitch
high-point
high-polymeric
high-positive
high-positive-rake