Technical parameter of architectural lighting      >>Return
Daily printing opacity material technical parameter contrast
NO.
Compare with the parameter
Printing opacity material
Performance
Unit
Lucite (PMMA)
Gather the carbonic acid ester (PC)
PVC Draw the board two-wayly
Glass fibre reinforced plastic (FRP)
Glass
1
Density
g/m3
1.2
1.2
1.3-1.5
1.6-1.8
2.5
2
Assault the intensity
22

Bad

Very Good
Good
Normore
Very Bad
3
Use temperature in succession
90
120
75
100
240
4
Seeing through rate of visible light
82
88
80
75
90
5
Printing opacity performance
Several years later
Good
Good
Good
Bad
Very Good
6
Seeing through rate of ultraviolet ray
40
0
0
20
80
7
Combustibility
22
Flammable
Difficult to fire
Difficult to fire
Flammable
Do not fire
8
Heat conduction coefficient
W/m.k
~0.20
0.20
0.14
0.16
0.65
9
Hot coefficient of expansion
m/m.℃
8.3x10 -5
6.85x10 -5
6.85x10 -5
2.2x10 -5
0.9x10 -5

Daily daylighting value form , K of board , (conduct heat coefficient)

NO.
K Value unit
W/m2.℃
Daylighting material
1
6mm Glass
5.8
2
4/12/16 Double-deck glass
3.0
3
4.5 Organic glass plate
5.3
4
4.5mmPC Solid board
5.1
5
6mm Double layers PC Empty board of China
3.7
6
8mm Double layers PC Empty board of China
3.6
7
10mm Double layers PC Empty board of China
3.4
8
16mm Three layers PC Empty board of China
2.4

All rights reserved: Beijing jinghua cheng ming Environmental Technology Co. Ltd.

Telephone number :010-87695555 87690555   E-mail: jhfrp@163.com