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Spartech Polycast UVT (Ultra-Violet Transmitting) Cell Cast Acrylic

Category Polymer , Thermoplastic , Acrylic (PMMA)
Manufacturer Spartech
Trade Name Polycast
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Spartech Polycast UVT (Ultra-Violet Transmitting) Cell Cast Acrylic.pdf
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Material Notes:
Description: Cell Cast AcrylicInformation provided by Spartech.
Physical Properties Metric English Comments
Specific Gravity 1.19 g/cc
1.19 g/cc
ASTM D792
Water Absorption 0.20 %
0.20 %
24 hr immersion
Water Absorption at Saturation 0.65 %
0.65 %
26 day immersion
Mechanical Properties Metric English Comments
Hardness, Barcol 50
50
ASTM D2583
Hardness, Rockwell M 98
98
ASTM D785
Tensile Strength, Yield 77.57 MPa
11250 psi
ASTM D638
Elongation at Break 6.4 %
6.4 %
ASTM D638
Tensile Modulus 3.10 GPa
450 ksi
ASTM D638
Flexural Strength 105.1 MPa
15250 psi
ASTM D790
Flexural Modulus 3.28 GPa
475 ksi
ASTM D790
Compressive Yield Strength 124 MPa
18000 psi
ASTM D695
Compressive Modulus 3.03 GPa
440 ksi
ASTM D695
Shear Strength 62.1 MPa
9000 psi
ASTM D732
Izod Impact, Notched 0.200 J/cm
0.375 ft-lb/in
ASTM D882
Impact 18
18
inches, Falling 0.5 lb Steel Ball Breakage Height; ASTM D256
Compression Set 0.75 %

@Temperature 50.0 °C
0.75 %

@Temperature 122 °F
4000 psi, 24 hr (Compression Deformation); ASTM D621
Thermal Properties Metric English Comments
CTE, linear 75.6 µm/m-°C

@Temperature 20.0 °C
42.0 µin/in-°F

@Temperature 68.0 °F
ASTM D696
Specific Heat Capacity 1.46 J/g-°C

@Temperature 25.0 °C
0.350 BTU/lb-°F

@Temperature 77.0 °F
Dupont 900 (Therm. An. Cal.)
Thermal Conductivity 0.187 W/m-K
1.30 BTU-in/hr-ft²-°F
Cento-Fitch
Maximum Service Temperature, Air 82.2 °C
180 °F
Deflection Temperature at 0.46 MPa (66 psi) 110 °C
230 °F
ASTM D648
Deflection Temperature at 1.8 MPa (264 psi) 95.0 °C
203 °F
ASTM D648
Flame Spread 30 mm/min
1.2 in/min
Burning Rate UL 94 HB; ASTM D635
Flash Point 443 °C
830 °F
Self Ignition Temperature; ASTM D1929
Shrinkage 2.2 %
2.2 %
Residual Shrinkage (Internal Strain) Polycast; ASTM D4802
Optical Properties Metric English Comments
Refractive Index 1.49
1.49
ASTM D542
Haze <= 0.50 %
<= 0.50 %
As Cast; ASTM D1003
Transmission, Visible 92 %
92 %
As Cast; ASTM D1003
UV Transmittance >= 80 %

@Wavelength 320 nm
>= 80 %

@Wavelength 320 nm
Processing Properties Metric English Comments
Processing Temperature 160 °C
320 °F
Hot Forming Temperature
Descriptive Properties Value Comments
Smoke Density 27%
ASTM D2843
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