coverslip glass

I. Specification of Product                        

1) Dimensions: 1150mm×850mm

                             1150mm×1700mm

                             1200mm×600mm

                             other formats upon request

2) Available thickness: 1mm--12mm 

List of Thickness and Tolerance

3) Net sized glass of strengthening can be supplied as per the customers' requirement;

4) Glass of small cut size is available according the requirement from customers.

II. Performance of the Product

1). Mechanical Performance

     Density  ρ              2.23±0.02g/cm³

2).Thermodynamic Performance

    Thermal expansion coefficient           (0-300) 3.3±0.1×10^-6K^-1

    Softening point                                 820±10

    Strain point                                      516±10

    Caloricity                                        (20-100) 0.82KJ × (kg×K)^-1

    Thermal coefficient                           1.2W×m×K^-1

    Thermal shock resistance                 180K

    Strengthening type                           300K

    Identical temperature difference         100K

    Strengthening type                           300 K

    Maximum working temperature         Short time(<10h): 500 

                                                          Long time(>10h): 450

3).Chemical Performance

     Acid resistance                     ISO1776/DIN12116 1

     Alkali resistance                    ISO695/DIN52322 A2

4).Electrical Property

    Specific resistance lgρ            8.0Ω×cm at 250

    Dielectric dissipation fraction   tan σ (1 megacycle at 20): 38×10^-4

    Dielectric constant                 ε=4.7

The above mentioned specifications are in conformity with standard of ISO3585 after inspection and detection as well as examination by the Quality Supervision and Inspection Center of the National Light Industry for Glass Product and, Beijing Glass & Ceramic Quality Supervision and Inspection Center.

III. Means of Processing for Customers

    Cutting

    Round edge

    Surface fine polishing

    Hole drilling

    Coating

    Surface printing and sand blasting

    Thermal bending