This molds for molding USB type A connetors.
I'm use hot glue with hot glue pistols for made this connectror. And i have best quality with layer thickness - 0,1 mm nozzle diameter - 0.5 mm
Maybe if u use 0.05 mm layer thickness u have better quality
Before pouring hot glue lubricate the form of motor oil or Vaseline. After pouring wait 30 min and open the form/
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