Extra Clear Float Glass For Microscope Slides Manufacturing For Laboratory Use
Extra Clear Float Glass For Microscope Slides Manufacturing For Laboratory Use
Here are multiple English product description options for ultra-thin ultra-clear aluminosilicate glass:
- Engineered for premium displays and high-end devices, offering scratch resistance and 91.5% light transmittance."
- At just 0.33mm thickness, our aerospace-grade aluminosilicate glass delivers military-standard impact resistance while maintaining 91.5%+ transparency for foldable displays."
- Specially formulated with mid-alumina composition (4.5-8% Al₂O₃) for enhanced chemical durability. Ideal for harsh environments from smartphone cover glass to laboratory equipment."
- Advanced low-iron manufacturing process achieves Fe2O3<0.01 color distortion for premium retail displays and museum-grade protective glazing. Available in 0.5-2.0mm configurations."
- Combining 600MPa surface compression strength with 0.4mm slimness. The ultimate solution for curved automotive displays and wearable tech requiring durability and optical purity.
Key Technical Highlights:
- Ultra-thin : 0.25mm~2mm available
- High light transmission : >91%
- Aluminosilicate composition benefits
- Target applications (electronics/architecture/optics)
Standard Size:1300*1100mm (5th Generation)
Note: The size can be customized according to customer's needs.
Product Composition
Ultra Clear Medium Alumino-Silicate Glass achieves better stress and strain depth than ordinary soda-lime glass by increasing the Al₂O₃ content in the glass and increasing the ion exchange capacity.
|
Composition items |
SiO₂ |
Al₂O₃ |
Fe₂O₃ |
CaO |
MgO |
K₂O |
Na₂O |
|
Range of set value |
69.0-72.0 |
4.5-8.0 |
＜0.01 |
6.0-8.0 |
3.5-5.0 |
0.1-1.0 |
13.0-14.5 |
Physical Property Parameter
|
S/N |
Items |
Unit |
Test Standard |
CY-M2 |
|
1 |
Density |
g/cm3 |
GB/T5432-2008 |
2.48±0.01 |
|
2 |
Refractive Index |
/ |
GB/T 2680-2021 |
1.51±0.01 |
|
3 |
Young's Modulus |
Gpa |
GB/T 37780-2019 |
73.0±0.5 |
|
4 |
Transmittance |
% |
GB/T 2680-2021 |
≥91.5 |
|
5 |
Volume Resistivity |
lg(Ω .cm) |
GB/T 31838.2-2019 |
≥10.0 |
|
6 |
Dielectric Constant |
/ |
SJ/T 11043-1996 |
≥7.0 |
|
7 |
Softening Point |
℃ |
GB/T 28195-2011 |
750±10 |
|
8 |
Strain Point |
℃ |
GB/T 28196-2011 |
516±5 |
|
9 |
Annealing Point |
℃ |
GB/T 28196-2011 |
562±5 |
|
10 |
Thermal Conductivity |
W/( m.K) |
JC/T 675-1997 |
0.682±0.10 |
|
11 |
Thermal Expansivity |
* 10-7/℃ |
SJ/T 11036-1996 |
85±5 |
|
12 |
Photoelastic Coefficient |
nm/cm/MPa |
BS 7604-1-1992 |
27.0±0.2 |
|
13 |
Poisson's Coefficient |
/ |
GB/T 28195-2011 |
0.23±0.02 |
|
14 |
Vickers-hardness |
HV |
GB/T 16534-2009 |
610±10 |
Chemical Tempering Process Parameter Setting Reference
|
Technological Parameter |
400°C |
410°C |
420°C |
430°C |
||||
|
CS(MPa) |
DOL(um) |
CS(MPa) |
DOL(um) |
CS(MPa) |
DOL(um) |
CS(MPa) |
DOL(um) |
|
|
3H |
≥650 |
≥7.0 |
≥650 |
≥8.0 |
≥650 |
≥9.0 |
≥650 |
≥10.5 |
|
4H |
≥600 |
≥8.0 |
≥600 |
≥9.0 |
≥600 |
≥11.0 |
≥600 |
≥12.5 |
|
5H |
≥600 |
≥9.0 |
≥600 |
≥10.0 |
≥600 |
≥11.5 |
≥600 |
≥13.0 |
Note: Tempering solution Na+<0.5%. The above test results are affected by processing conditions, the data is for reference only, not as a basis for production.
Dimensions
|
NO. |
Item |
Specification |
Detection Method |
|
1 |
Dimensional Tolerance |
1300*1100*(±2mm) |
Tape Measure |
|
2 |
Thickness |
0.50~1.1 ±0.05m 1.3~2.0 ±0.05m |
Micrometer |
|
3 |
Thickness Difference |
≤0.04mm |
Micrometer |
|
4 |
The Diagonal Difference |
≤0.3% |
Tape Measure
|
|
5 |
Stripe |
≤Level2 |
Point Sources of Light |
|
6 |
Flatness (Before Tempering) |
0.50~0.55 ≤0.15%(=h/L) 0.70~2.0 ≤0.10%(=h/L) |
|
Appearance Specifications
|
NO. |
Item |
Specification |
Detection Method |
|
|
1 |
Effective Mass Area |
All areas outside 10mm of the edge are effective mass areas. |
|
|
|
2 |
Appearance Defects |
Scratches |
w≤0.03mm, Allowed 0.03mm＜w≤0.05mm,L≤25mm (Controlled by point defects) w＞0.05mm, Not allowed |
Fluorescent Lamp 2000-2500Lux
|
|
Bubbles |
d≤0.05mm, Not counted 0.05mm＜d≤0.2mm, Numbers≤5 /m² d＞0.2mm,Not allowed |
|||
|
Inclusions such as stones and sticky tin |
d≤0.05mm, Not counted 0.05mm＜d≤0.2mm, Numbers≤5 /m² d＞0.2mm,Not allowed |
|||
|
3 |
Edge Defects |
Chipping |
Single chipping L≤2.0mm,W≤1.0mm,D≤1/2 of the thickness (as the right picture showed). The cumulative length of chipping is less than 10% of the edge length of the glass plate. |
|
|
4 |
Cracks and missing corners |
Not allowed |
||
|
5 |
Surface stains (glass shavings, attachments, point contamination) |
No stains that cannot be removed by ordinary detergents are allowed. |
||
|
d≤0.05mm, Not counted 0.05mm＜d≤0.3mm, Numbers≤5 /m² d＞0.3mm,Not allowed |
The same method as appearance detection. |
|||
Packaging Diagram
Packing Quantity
|
S/N |
L*W*T(mm) |
Packing Quantity (Pieces/Box) |
|
1 |
1300x1100x0.25 |
900 |
|
2 |
1300x1100x0.33 |
1020 |
|
3 |
1300x1100x0.40 |
900 |
|
4 |
1300x1100x0.50 |
750 |
|
5 |
1300x1100x0.55 |
680 |
|
6 |
1300x1100x0.70 |
550 |
|
7 |
1300x1100x0.82 |
490 |
|
8 |
1300x1100x0.95 |
420 |
|
9 |
1300x1100x1.0 |
410 |
|
10 |
1300x1100x1.1 |
370 |
|
11 |
1300x1100x1.3 |
310 |
|
12 |
1300x1100x1.5 |
280 |
|
13 |
1300x1100x1.6 |
250 |
|
14 |
1300x1100x1.8 |
230 |
|
15 |
1300x1100x2.0 |
200 |
Storage conditions: Temperature ≤30℃, humidity ≤65% (no condensation), shelf life is 6 months from the date of delivery.
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