Solvent-based PTFE coating for abrasion resistance with sintering at lower temperature. Introduction: POLYFLON PTFE TC-7400 grade is a solvent-based PTFE coating; POLYFLON PTFE TC-7408GY makes a gray coating layer displaying hardness and abrasion resistance and hardness; It can be sintered at lower temperature (150 –200?) Information provided by Daikin. |