Hunan Xinghuai New Material Co., Ltd
                                                                                                           
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Since 2021
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Ultra White Ultra-Flat Float Glass 1300×1100mm for Microscope Slides, 0.25-2.0mm Thickness with 91.5% Light Transmission

Price Negotiable
Price: Negotiable
MOQ: 10000 square meters
Delivery Time: 10~15 working days
Brand: Purple Horn
Product Description
Ultra-Flat Float Glass for Diagnostic Microscope Slides
Ultra-clear aluminosilicate glass sample showing high transparency Close-up view of ultra-flat glass surface quality
Product Overview
Premium ultra-clear aluminosilicate glass engineered for high-performance applications requiring exceptional optical clarity, chemical durability, and mechanical strength.
Key Features
  • Ultra-thin thickness range: 0.25mm to 2.0mm
  • High light transmission: >91.5%
  • Aluminosilicate composition for enhanced durability
  • Applications: electronics, architecture, optics, laboratory equipment
Standard Specifications
Standard Size: 1300×1100mm (5th Generation)
Note: Custom sizes available according to customer requirements
Chemical Composition
Component Range (%)
SiO₂ 69.0-72.0
Al₂O₃ 4.5-8.0
Fe₂O₃ <0.01
CaO 6.0-8.0
MgO 3.5-5.0
K₂O 0.1-1.0
Na₂O 13.0-14.5
Physical Properties
Property Unit Value
Density g/cm³ 2.48±0.01
Refractive Index - 1.51±0.01
Young's Modulus GPa 73.0±0.5
Transmittance % ≥91.5
Volume Resistivity lg(Ω·cm) ≥10.0
Vickers Hardness HV 610±10
Chemical Tempering Parameters
Temperature Time CS (MPa) DOL (μm)
400°C 3H ≥650 ≥7.0
410°C 4H ≥600 ≥9.0
420°C 5H ≥600 ≥11.5
430°C 5H ≥600 ≥13.0
Note: Tempering solution Na+<0.5%. Test results may vary with processing conditions.
Dimensions & Tolerances
Parameter Specification
Dimensional Tolerance 1300×1100×(±2mm)
Thickness (0.50-1.1mm) ±0.05mm
Thickness (1.3-2.0mm) ±0.05mm
Thickness Difference ≤0.04mm
Diagonal Difference ≤0.3%
Flatness (0.50-0.55mm) ≤0.15%
Packaging Information
Glass packaging diagram showing secure stacking and protection
Packing Quantities
Dimensions (mm) Pieces per Box
1300×1100×0.25 900
1300×1100×0.33 1020
1300×1100×0.50 750
1300×1100×1.0 410
1300×1100×2.0 200
Storage Conditions
Temperature ≤30°C, humidity ≤65% (no condensation), shelf life is 6 months from delivery date.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Hunan Xinghuai New Material Co., Ltd
Location No. 8, Second Ave.,High-Tech Zone, Huaihua, Hunan Province
Contact Person Sophia Huang

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