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Glass beads manufacturers supply 3mm 4mm 5mm transparent glass beads for cosmetic pump heads

Glass bead manufacturers supply 3mm 4mm 5mm transparent glass balls for cosmetic pump heads. Under the action of the flame, the glass particles are softened, melted, beaded, cooled and solidified to become glass beads. The appearance of glass beads is clean, transparent, without obvious air bubbles and impurities.

/MT

Glass beads manufacturers supply 3mm 4mm 5mm transparent glass beads for cosmetic pump heads

physical properties
shapeSpherical, irregular rhombus
proportion2.5
Bulk density1.5
Moh’s hardness6-7
Rockwell hardness46HRC
Refractive index1.5-1.7
Roundness≥80%
Chemical composition
SiO270-74%
Na2O12-15%
CaO8-10%
MgO1-3.8%
Al2O30.2-1.8%
K2O0-0.5%
Fe2O30-0.15%
other0-2%

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