Customization: | Available |
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Type: | Solar Glass |
Structure: | Hollow |
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Thickness | 3.2mm+/-0.2MM | ||||
Figured pattern | Mistlite-C | ||||
Transmittance | 91.5% or more | ||||
Composition of Iron | the ratio of FE should be 0.0125wt% or less | ||||
Table 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 edges | ||||
Table 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 or more | Refer to the article 8.6" EN12150-1" . | |||
Conformity to EN standard |
EN12150-1 EN12600 |
Certification is not required yet. |