< Back to Articles

Physical Properties for Makrolon® Polycarbonate GP Sheet

Makrolon® Polycarbonate GP
General Purpose Sheet
Makrolon ® GP Sheet is a polished surface, Transparent, UV Stabilized, polycarbonate product. It features outstanding
impact strength, and superior dimensional stability. Makrolon® GP Sheet has a five (5) year Warranty against breakage.
The terms of warranty against breakage are set forth in the GP warranty, which is available upon request.
Applications
A broad range of industrial glazing and structural applications, including thermoformed and fabricated components.

Property

Test Method

Units

Values

Physical

Specific Gravity

Refractive index

Light Transmission, Clear @ 0.125”

Water Absorption, 24 hrs

Poisson’s Ratio

ASTM D 792

ASTMD 542

ASTM D1003

ASTM D570

ASTM E132

1.2

1.586

0.15

0.38

Mechanical

Tensile Strength, Ultimate

Tensile Strength, Yield

Tensile Modulus

Elongation

Flexural Strength

Flexural Modulus

Compressive Strength

Compressive Modulus

Izod Impact Strength, Notched @ 0.125”

Izod Impact Strength, Unnotched @ 0.125”

Instrumented Impact, 0.125”

Shear Strength @ Yield

Shear Strength, ultimate

Shear modulus

Rockwell Hardness

ASTM D638

ASTM D790

ASTM D695

ASTM D256

ASTM D3763

ASTM D732

ASTM D785

psi

ft-lbs/in

ft-lbs

psi

9,500

9,000

340,000

110

13,500

345,000

12,500

345,000

60(no failure)

>45

6,000

10,000

114,000

M70/R118

Thermal

Coefficient of Thermal Expansion

Coefficient of Thermal Conductivity

Heat Deflection Temperature @ 264 psi

Heat Deflection Temperature @ 66 psi

Brittleness Temperature

Shading Coefficient, Clear 0.125”

U factor 0.25” (summer gain, winter loss)

ASTM D696

ASTM C177

ASTM D648

ASTM D746

ASHRAE

ASTM D1363

in/in/°F

BTU in/hr ft² °F

°F

BTU/hr ft² °F

3.75 X 10^-5

1.35

270

280

-200

1.02

0.70

0.90, 0.96

Electrical

Dielectric Constant @ 10 Hz

Dielectric Constant @ 60 Hz

Volume Resistivity

Dissipation Factor @ 60 Hz

Arc Resistance

Stainless Steel Strip Electrodes

Tungsten Electrodes

Dielectric Strength, in air @ 0.125”

ASTM D150

ASTM D257

ASTM D150

ASTM D495

ASTM D149

Ohm/cm

Seconds

V/mil

2.96

3.17

8.2 X 10¹⁶

0.00009

10-11

120

380

Flammability

Horizontal Burn, AEB

Ignition Temperature, Self

Ignition Temperature, Flash

Flame Class, Clear @ 0.060”

Flame Class, Clear @ 0.236”

ASTM D635

ASTM D1929

UL 94

°F

1070

870

The manner in which you use and the purpose to which you put and utilize our products, technical assistance and information (whether verbal, written or by way
of production evaluations), including any suggested formulations and recommendations are beyond our control. Therefore, it is imperative that you test our products,
technical assistance and information to determine to your own satisfaction whether our products, technical assistance and information are suitable for your intended
uses and applications. This application-specific analysis must at least include testing to determine suitability from a technical as well as health, safety, and
environmental standpoint. Such testing has not necessarily been done by us. Unless we otherwise agree in writing, all products are sold strictly pursuant to the terms
of our standard conditions of sale which are available upon request. All information and technical assistance is given without warranty or guarantee and is subject to
change without notice. It is expressly understood and agreed that you assume and hereby expressly release us from all liability, in tort, contract or otherwise, incurred
in connection with the use of our products, technical assistance, and information. Any statement or recommendation not contained herein is unauthorized and shall not
bind us. Nothing herein shall be construed as a recommendation to use any product in conflict with any claim of any patent relative to any material or its use. No
license is implied or in fact granted under the claims of any patent.

Search More Articles

Title: Physical Properties for Makrolon® Polycarbonate GP Sheet
Description: Physical, Mechanical, Thermal, Flammability, and Electrical Typical Properties.
Published: 1/20/2009
Last Edited: 9/18/2013

Was this article useful to you?

Yes

Share

Information disclaimer:

The information contained in this article is for general information purposes only. The information is provided by United States Plastic Corp. and while we endeavor to keep the information up to date and correct, we make no representations or warranties of any kind, express or implied, about the completeness, accuracy, reliability, suitability or availability with respect to the website or the information, products, services, or related graphics contained on the website for any purpose. Any reliance you place on such information is therefore strictly at your own risk.

In no event will we be liable for any loss or damage including without limitation, indirect or consequential loss or damage, or any loss or damage whatsoever arising from loss of materials, time or profits arising out of, or in connection with, the use of this information.