High precision Soda lime/Borosilicate glass ball

Model:	-
Brand:	QR
Origin:	Made In China
Category:	Industrial Supplies / Other Industrial Supplies
Label:	glass balls , Borosilicate balls , soda lime glass ball
Price:	US $0.05 / pc
Min. Order:	10000 pc

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Product Description

Material:Soda lime/Borosilicate
Size range:0.5mm to 25.4mm
Tolerance:+/-0.02mm
Color: transparent/crystal
Surface:smooth or matte surface

Soda Lime Precision Glass Balls

Characteristics
Soda lime precision glass balls will not stand thermal shock;
can mechanically give continual service at 230°F.; stands limited static
and torque load; good electric and corrosion resistant properties.

Density
2.4 gm/cm continuous operating temp. 230°F

Continuous Operating Temperature
230°F

Surface Finish
Ground - 20-30 RMS
Polished - 10-20 RMS

Sizes
1/16 through 1" in ground, polish, or matte grades.

SODA-LIME GLASS CHEMICAL%:
SiQ2	67
Na2O	16
CaO	7
Al2O3	5
B2O3	3
MgO	2

Borosilicate Precision Glass Balls

Characteristics
Borosilicate glass balls withstand high thermal shock; can mechanically
give continual service at 450°F with extreme temperature limit at 900°F;
very high electrical resistivity and dielectric strength; high chemical stability,
withstands high applied torque loads.

Density
2.2 gm/cm

Continuous Operating Temperature
450°F

Surface Finish
Ground - 20-30 RMS
Polished - 10-20 RMS

Sizes
1/16 through 1" in ground, polish, or matte grades.

Features
Light weight
Corrosion resistance

Applications
Specialty bearing
Pump sprays
Medical instruments