Ultraclear Prismatic Glass/Solar Panel Glass/Solar Module Glass/ Extra Clear Pattern Glass
If you want to buy discount and quality ultraclear prismatic glass/solar panel glass/solar module glass/ extra clear pattern glass made in China, you can contact Migo Glass which is one of the best manufacturers and suppliers of ultraclear prismatic glass/solar panel glass/solar module glass/ extra clear pattern glass in China. We have a professional factory at your service, please feel free to wholesale cheap and customized glass products in stock at a reasonable price with us.Product Description Solar low iron glass is specially produced to meet the needs of solar energy industry, made of mature low iron glass, it has the characteristic of low content of iron, strong luminousness and high conversion rate of solar energy. We got the SPF U1 certification.FeaturesThickness 3.2mmUltraviolet transmissivity 85.01%Visible light penetrativity 91.85%Visible light reflectivity 7.93%Sunlight direct transmissivity 92.0%Sunlight direct reflectivity 7.63%Sunlight direct absorptivity 0.49%Solar energy total transmissivity 92.05% Table 1
items
Criteria
Thickness
3.2mm+/-0.2MM
Figured pattern
Mistlite-C
Transmittance
91.5% or more
Composition of Iron≤120ppmTable 2: Dimension
Items
Criteria
Product dimension
1664x994mm
Size tolerance
(+1.0, -1.0)mm
Corner
1-3mm
Diagonals
Difference of the diagonals ≤ 0.2% in relation to the longest edge
Total warpage
0.3% or less to long edge
partial warpage
0.5/300 or less to all 300mm in all edgesTable 3: Appearance
Bubble
Round bubble: Bubbles whose maximum width is over 0.5mm
Grades by size
allowed num.
Mis distance
Over 2x2.5mm
No
No
Over 1x1mm to 2x2.5mm
5pcs/sheet
250
Over 0.7x1.0mm to 1x1mm
OK
-
Needle bubble: Bubbles whose maximum width is 0.7mm or less
Grades by size
allowed num.
Mis distance
over 0.7x10mm
No
No
over 0.7x5mm to 0.7x10mm
1pcs/sheet
250
over 0.7x2.0mm to 0.7x5mm
3pcs/sheet
250
over 0.7x1.0mm to 0.7x2mm
10pcs/sheet
-
less than 0.7x1.0mm
OK
-
Stone
all that can be seen from the distance of 500mm shouldn' t be allowed
Scratch
1x20mm or less, and also 3 pcs or less for between 1x4mm to 1x20mm
Push scratch
They should be 1.0mm or less
Stain
No findable stain at the distance of 1.0mm under standard fluorescent lamps if SO2 is used in the production process, it should be washed off
Patterned error
No findable stain should be allowed for both surface
Chip
Edge Length=< 3.0mm, Depth=< 1.6mm, Width=< 1.0mm and total 4 pcs or less
Corner Length=< 1.5mm, Depth=< 3mm, Width=< 2mm and total 1 pcs or less
Table 4: Tempering criteria
item
Specification
Test measuring method
Impact resistance
No breakage with 227g steel ball from the height of 1.0m onto a 300x300mm specimen.
Support the whole edges in a 30mm width with a wood frame and drop a steel ball on the center of unpatterned surface.
Static load strength
No breakage under the static load of 245kg/m 2 in ten minutes.
Specimen should be an actual product.
Support the whole edges in a 30mm width with a wood frame and gently put weight bags evenly on the surface
Status of fragments〉40pcs/5cm x 5cm
Refer to the article 8.6" EN12150-1" .
Conformity to
EN standard
EN12150-1
EN12600
Certification is not required yet.Contact us:Feel free to or call us if any inquiry (pls make it clear glass sizes, edge grinding, order quantity, destination port...).We will get in touch with you within 24 working hours.
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