Qinhuangdao Scinan Specialty Glass Company Limited
Main products:Borosilicate Float Glass 3.3,Borosilicate Float Glass 4.0
Products
Contact Us
  • Contact Person : Mr. liu dong
  • Company Name : Qinhuangdao Scinan Specialty Glass Company Limited
  • Tel : 86-335-7092437 7092447 7092459
  • Fax : 86-335-7917652
  • Address : Hebei,qinhuangdao,South Road, Northern Industrial Zone
  • Country/Region : China
  • Zip : 066000

lighting glass

lighting glass
Product Detailed
1.low co-efficient of expansion; 2.high softening point; 3.light tranmittance: 91%-92% 4.clear, no visable bubble or tin flaw

Great borosilicate float glass for lighting glass

Product Characteristics

General

Glass type

Borosilicate Glass 3.3

Manufacturing

Float process

Colour

Clear

Sizes

Thickness (mm)

2.25

3.00

3.80

5.00

6.00

7.50

2.75

3.30

4.00

5.50

6.50

8.00

Thickness tolerance

                 ±0.2

±0.3

Dimension

 

 

Dimensions: 1150mm×850mm 1150mm×1700mm other formats upon request

Available thickness: 2mm--12mm, 15mm, 20mm 

 

Net sized glass of strengthening can be supplied

Glass of cut size is available

Size tolerance

 

L ≤ 1 m

1 m < L≤ 2 m

± 1 mm

± 2 mm

         

Physical Properties

Density (at 25)

2.23±0.02g/3

Modulus of elasticity

68kN/mm2

Thermal Date

Co-efficient of expansion(20-300)

3.3±0.1×10-6

Softening point

820±10

Strain point

516±10

Heat conductivity at 90

1.2W/mk

Caloricity

(20-100) 0.82KJ × (kg×K)-1

Thermal shock resistance

Strengthening type

180K

300K

Identical temperature difference

Strengthening type

100K

300 K

Maximum working temperature             Short time (<10h):

Long time (>10h):

500

450

Optical Property

Refractive

nd :  1.47384

Light transmission

Thickness (mm)

2

3

4

5

6

7

8

Quantity

92%

91%

Chemical Performance

Water resistance

ISO719/DIN12111               HGB1

ISO720                        HGA1

Acid resistance

ISO1776/DIN12116               1

Alkali resistance

ISO695/DIN52322                A2

Electrical Property

Specific resistance lgρ

8.0Ω×cm at 250

Dielectric dissipation fraction

38×10-4

Dielectric constant

ε=4.7

Borosilicate fire resistance glass

Application:

Fire-resistance glass for doors and windows;

Fire-resistance glass for cut off;

Sealed insulating glass;

Glass used in curtain walls;

Fire-resistant glass for celling, floor;

Product Characteristic:

General

Glass type

Borosilicate Glass

Manufacturing

Float process

Color

Clear

Integrity

C classitem >90 min.

Executive standard

GB15763.1-2001

Sizes

Thickness

6mm

8mm

10mm

12mm

Thickness tolerance

±0.2

±0.3

±0.3

±0.3

Max.

1500mm×3000mm

Mini.

100mm×100mm(smaller sizes may be possible on request)

Size tolerance

L ≤1m

1m L ≤3m

±1mm

±2mm

Physical Properties

Density (at 25)

2.28±0.02 g/3

Modulus of elasticity

68kN/mm2

Thermal Date

Co-efficient of expansion(20-300)

4.0±0.1×10-6

Heat conductivity at 90

1.26W/mk

Softening point

845±5

Optical Property

Light transmission

≥91% (6mm)



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