Bonding adhesion atana PTFE surface treatment hian kawng pawimawh pahnih a hmang a, chungte chu high-temperature melting (khaw lum laka invenna sang zawk, coupling agent nena chakna 9.5 MPa, mahse toxic gas a chhuah tir) leh sodium-naphthalene etching (5 MPa immediate adhesion, darkar 24-48 chhunga window tawi, bawlhhlawh hlauhawm) te an ni. Environment control leh hun rei tak leh hun rei lote chhunga hnathawh dan atanga thlan tur.

PTFE emulsion quality test-naah hian key indicator paruk a tel a, chungte chu solid content (60±2% per T/FSI 067-2021), pH (9.0-11.0), particle size distribution (laser diffraction/DLS), viscosity (12-30 mPa·s at 25°C), stability (centrifugal, thermal, freeze-thaw), leh a lan dan. He guide hian parameter tinte tana standard test methods a huam a ni.