Specific Antifoaming Agent

Specific antifoaming agent T603 specific antifoaming agent can clean the powder of the air hole which is caused by powder containing water and iron, aluminum or other castings containing water and have good effect on increasing hardness and resisting scratch and adhesion, specially for the large area of foaming on iron casting, aluminum casting or other heavier workpieces. It is applicable to various powders and enjoys more effect as transparent powder, similar with BYK961.

II. Technical indexes
Appearance: white flowable powder
Melting point: 135~140centidegree
Volatile content: Less than or equal to0.3%

III. Basic ingredients of powder coating (full gloss, white powder) (dose: 0.5~1% inner extruding)
NameWeight
Epoxy resin (E-12)300
Polyester resin (5: 5)300
Titanium pigment (rutile)200
Precipitated barium sulfate170
T88 pure leveling agent10
T701 luster-enhancing agent10
T603 specific antifoaming agent5
T312 high light wax5

IV. Coating manufacturing technology:
Extruder: double screw extruder
Extruder prezone temperature: 105 degree
Extruder postzone temperature: 120 degree
Extruder speed: 30HZ