Chi Mei Acryrex® CM-211 PMMA
| Manufacturer | Chi Mei Corporation (ChiMei) |
| Trade Name | Acryrex® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
Description
Material Notes:
Features:Good Weather ResistanceHigh ClarityHigh FlowHigh GlossHigh Heat ResistanceHigh ViscosityUses:ContainersCosmeticsHousehold GoodsKnobsRoHS CompliantAppearance: Clear/TransparentForms: PelletsProcessing Method: Extrusion and Injection Molding
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 0.700 g/cc | 0.0253 lb/in³ | Apparent; ASTM D1182 |
| 1.19 g/cc | 0.0430 lb/in³ | ASTM D792 | |
| Water Absorption | 0.30 % | 0.30 % | Equilibrium; ASTM D570 |
| Linear Mold Shrinkage, Flow | 0.0020 – 0.0060 cm/cm | 0.0020 – 0.0060 in/in | ASTM D955 |
| Melt Flow | 16 g/10 min
@Load 3.80 kg,
Temperature 230 °C |
16 g/10 min
@Load 8.38 lb,
Temperature 446 °F |
ASTM D1238 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell M | 84
@Thickness 6.35 mm
|
84
@Thickness 0.250 in
|
6 mm/min; ASTM D785 |
| Tensile Strength, Yield | 63.4 MPa
@Thickness 3.18 mm
|
9200 psi
@Thickness 0.125 in
|
6 mm/min; ASTM D638 |
| Elongation at Break | 5.0 %
@Thickness 3.18 mm
|
5.0 %
@Thickness 0.125 in
|
2.8 mm/min; ASTM D638 |
| Flexural Strength | 91.0 MPa
@Thickness 6.35 mm
|
13200 psi
@Thickness 0.250 in
|
ASTM D790 |
| Izod Impact, Notched | 0.200 J/cm
@Thickness 6.35 mm
|
0.375 ft-lb/in
@Thickness 0.250 in
|
ASTM D256 |
| Impact | 2.00 | 2.00 | Impact Flexural Test Notched (KJ/m²) |
| 18.0 | 18.0 | Impact Flexural Test Unnotched (KJ/m²) |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Deflection Temperature at 1.8 MPa (264 psi) | 87.0 °C
@Thickness 6.35 mm
|
189 °F
@Thickness 0.250 in
|
ASTM D648 |
| Vicat Softening Point | 102 °C | 216 °F | 50°C/hr; ASTM D1525 |
| Flammability, UL94 | HB
@Thickness 1.59 mm
|
HB
@Thickness 0.0625 in
|
UL 94 |
| Optical Properties | Metric | English | Comments |
|---|---|---|---|
| Refractive Index | 1.49 | 1.49 | ASTM D542 |
| Transmission, Visible | 92 %
@Thickness 80.8 mm
|
92 %
@Thickness 3.18 in
|
ASTM D1003 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 1.00e+15 ohm-cm | 1.00e+15 ohm-cm | ASTM D257 |
| Dielectric Constant | 3.7 | 3.7 | ASTM D150 |
| Dielectric Strength | 0.787 kV/mm | 20.0 kV/in | ASTM D149 |
| Dissipation Factor | 0.19 | 0.19 | ASTM D150 |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Rear Barrel Temperature | 180 – 190 °C | 356 – 374 °F | |
| Middle Barrel Temperature | 195 – 215 °C | 383 – 419 °F | |
| Front Barrel Temperature | 190 – 210 °C | 374 – 410 °F | |
| Mold Temperature | 30.0 – 50.0 °C | 86.0 – 122 °F | |
| Drying Temperature | 70.0 – 75.0 °C
@Time 14400 sec
|
158 – 167 °F
@Time 4.00 hour
|
