Lexan ® MR10, 9034, Grey, and Bronze Polycarbonate Sheet Information

Lexan ® Information 

Lexan ® Code Compliance

The Lexan ® Polycarbonate MR10 and 9034 sheets meet the following Codes.

Code

Listing/Standard sheet

Model Bldg Codes BOCA 92-15 ICBO3286 SBCCI 9418(1)

Dade County 94-0203.02

Approved Plastic Material for light transmitting applications

Minimum thickness .080"

Underwriters Laboratories

Burglary-resisting Glazing Standard 972

Minimum thickness .080"

CPSC:16

CFR 1201, I, II

ANSI Z97.1

Meets Safety for Architectural Glazing materials categories I & II

Horizontal Burn Rate

CC 1/ASTM D635

Code Compliance Comparison (Lexan ® MR10 Sheet)

 

Test Method

Uncoated Polycarbonate

(?% Haze)

Lexan MR10 Sheet

(?% Haze)

Glass

(?% Haze)

Taber Abrasion 100 Cycles

ASTM D1044

Z26.1

35.0

3.0 – 4.5

0.5

Falling Silica Carbide 1600 grams

Z26.1

30.0

5.0 – 8.0

15.0 – 20.0

GE Brush Abrasion Tester

One hour harsh conditions*

30.0

3.0

1.0

* Abrasive water mixture of sandy clay screened through 100 mesh screen and continuously applied to brush water.

Lexan ® U-value Comparison

Summer Heat Gain (BTU/hr.-sq.-°F)

Thickness

Lexan sheet

Glass

% Advantage over Glass

.080"

.093"

.118"

.177"

.236"

.375"

.500"

Dual Glazed*

1.00

1.00

.97

.93

.90

.83

.77

.45

1.04

1.04

1.04

1.04

1.04

1.03

1.03

.49

4

4

7

11

14

19

25

20

Winter Heat Loss (BTU/hr.-sq.-°F)

Thickness

Lexan sheet

Glass

% Advantage over Glass

.080"

.093"

.118"

.177"

.236"

.375"

.500"

Dual Glazed*

1.10

1.08

1.05

1.01

.96

.88

.82

.43

1.16

1.16

1.16

1.15

1.14

1.11

1.09

.49

5

7

10

12

16

21

25

12

* two ¼" lites with ½" air space

Lexan ® Sound Transmission

Thickness

Lexan Sheet STC rating

Float Glass STC rating

.118"

.177"

.236"

.375"

.500"

1.0"

1.25"

25

29

31

34

34

39

42

23

-

27

-

32

-

-

Lexan ® Light and Energy Transmittance*

Clear Lexan % Values

Thickness

Visible Light

Solar Energy

.118"

.177"

.236"

.375"

.500"

86

85

83

79

75

89

88

86

84

81

Grey 713/Bronze5109 % values

Thickness

Visible Light

Solar Energy

.118"

.177"

.236"

.375"

.500"

50

50

50

50

50

60

60

60

60

60

Weight of Lexan ® Sheet

Thickness

Lexan Sheet

(lbs/ft2)

Glass

(lbs/ft2)

.118"

.177"

.236"

.375"

.500"

.73

1.10

1.46

2.34

3.12

1.60

2.40

3.20

4.80

6.40

Lexan ® Cold bending Radii

Sheet Thickness (in.)

Recommended Minimum

Bend Radius (in.)

.118"

.177"

.236"

.375"

.500"

11.8"

17.7"

23.6"

37.5"

50.0"

Lexan ® Shading Coefficient

1/4" Thick Lexan

Singled Glazed - clear

1.02

Single Glazed – grey/bronze

.79

Dual Glazed – clear/bronze*

.67

Tempered Glass Dual Glazed – clear

.90

* Tinted Lexan sheet, exterior lite, ¼" air space, clear Lexan sheet interior lite.

Lexan ® Coefficient of Thermal Expansion

 

Building Material

Inches/inch/°F

Glass

Aluminum

Lexan Sheet

Acrylic

Steel

Copper

.0000050

.0000129

.0000375

.0000410

.0000063

.0000090

Article Title:
Lexan ® MR10, 9034, Grey, and Bronze Polycarbonate Sheet Information
Article Summary:
Code Compliance, Abrasion Resistance Comparison, U-value, Sound Transmission, Light and Energy Transmittance, Weight, Cold Bending Radii, Shading Coefficient, and Coefficient of Thermal Expansion
Article Date:
3/31/2009
Article ID:
574
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