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Hard Carbon Material

Description

This grade of material is comprised mainly of carbon with less graphite content than the CAG-grades. Its main field of application would be for slow moving contacts for Overhead Cranes. The collectors have the following characteristics:

  • very high Shore Hardness, not suitable for Commutators,
  • a low Current Density of 7 A/cm²,
  • a high Co-efficient of Friction, and
  • High Wear Resistance

Application

Hard Grade – used for Over-head Crane Collectors as Low Speed Sliding Contacts