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High pressure Borosilicate Glass 3.3 for Telescope Mirror Blanks sight glass
High pressure Borosilicate Glass 3.3 for Telescope Mirror Blanks sight glass
High pressure Borosilicate Glass 3.3 for Telescope Mirror Blanks sight glass
High pressure Borosilicate Glass 3.3 for Telescope Mirror Blanks sight glass
High pressure Borosilicate Glass 3.3 for Telescope Mirror Blanks sight glass
High pressure Borosilicate Glass 3.3 for Telescope Mirror Blanks sight glass
High pressure Borosilicate Glass 3.3 for Telescope Mirror Blanks sight glass
High pressure Borosilicate Glass 3.3 for Telescope Mirror Blanks sight glass

High pressure Borosilicate Glass 3.3 for Telescope Mirror Blanks sight glass

FOB Reference Price: Get Latest Price
≥500 Pieces
US $3.6
≥1000 Pieces
US $3.3
≥5000 Pieces
US $3
≥10000 Pieces
US $2.8
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Quick Details

Place of Origin:
Shandong, China
Brand Name:
VATTI
Model Number:
VGO-072
Thickness:
1MM-50mm
Tolerance:
+/-0.01~0.1mm
dimension:
customization
silicon content:
> 80%
Reistant temperature:
550 degree
Light Transmittance:
>92%
Coefficient of expansion:
3.3 * 10-6 K - 1
tensile strength:
40- 120Nmm - 2

Quick Details

Usage:
Optical
Structure:
Other
Shape:
shaped glass
Place of Origin:
Shandong, China
Brand Name:
VATTI
Model Number:
VGO-072
Thickness:
1MM-50mm
Tolerance:
+/-0.01~0.1mm
dimension:
customization
silicon content:
> 80%
Reistant temperature:
550 degree
Light Transmittance:
>92%
Coefficient of expansion:
3.3 * 10-6 K - 1
tensile strength:
40- 120Nmm - 2
Product Description
Borosilicate glass 3.3 is one of transparent colorless glass, through wavelength is between 300 nm to 2500 nm, transmissivity ismore than 90%. Coefficient of thermal expansion is 3.3. It can acid proof and alkali , the high temperature resistant is about450°C. If course handling , the high temperature resistant can reach 550°C or so. Apply to lighting fixture , chemical industry ,electron, high temperature equipment and so on.
Product Name
borosilicate glass
Dimensions
Customer size
Available thickness
1-50mm
Density (g/cm3) (at 25°C)
2.23±0.02
Co-efficient of expansion (α) (20-300°C)
3.3±0.1×10-6
Softening point (°C)
820±10
Identical temperature difference (K)
100 300(Strengthening type)
Thermal shock resistance(K)
≥125
Maximum working temperature(°C)
≥450
Refractive (nd)
1.47384
Light transmission
92%(thickness≤4mm)
91%(thickness≥5mm)
Processing
pre-cut formats, edge processing, drilling, coating, semi-tempering, printing, etc.
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