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high quality telescope mirror blanks raw borosilicate glass sight glass Factory price
high quality telescope mirror blanks raw borosilicate glass sight glass Factory price
high quality telescope mirror blanks raw borosilicate glass sight glass Factory price
high quality telescope mirror blanks raw borosilicate glass sight glass Factory price
high quality telescope mirror blanks raw borosilicate glass sight glass Factory price
high quality telescope mirror blanks raw borosilicate glass sight glass Factory price
high quality telescope mirror blanks raw borosilicate glass sight glass Factory price
high quality telescope mirror blanks raw borosilicate glass sight glass Factory price

high quality telescope mirror blanks raw borosilicate glass sight glass Factory price

FOB Reference Price: Get Latest Price
≥5 Pieces
US $10
≥100 Pieces
US $8.5
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Quick Details

Brand Name:
Hongya
Composition:
borosilicate glass
Thickness:
0.5-30mm
Work Temperature:
450 ~ 500℃
Color:
White
Product name:
Borosilicate Round Sight Glass
Size:
customized
Surface handle:
polished
Feature:
High Temperature High Pressure Resistant
Shape:
Round Shape

Quick Details

Type:
Tempered Glass
Application:
Furniture Glass
Place of Origin:
Shandong, China
Brand Name:
Hongya
Composition:
borosilicate glass
Thickness:
0.5-30mm
Work Temperature:
450 ~ 500℃
Color:
White
Product name:
Borosilicate Round Sight Glass
Size:
customized
Surface handle:
polished
Feature:
High Temperature High Pressure Resistant
Shape:
Round Shape
Product Description
Specification
Product Name
borosilicate glass
Dimensions (mm)
Customer size
Available thickness (mm)
1---20mm
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)
100300(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.
Packing & Delivery
To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.
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