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SUMIPEX® LG21
| Category: | Acrylic (PMMA) , Polymethyl Methacrylate Acrylic |
| Manufacturer: | Sumitomo Chemical Co., Ltd. |
| Trademark: | SUMIPEX® |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | B2WkgG_SUMIPEX-LG21.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| SUMIPEX general-purpose grades can be classified into two basic categories; good flow and heat resistant types. Each grade is available in pellet form. Bead form is available for some grades |
| General Information | |
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| Features |
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| Uses |
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| UL File Number |
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| Forms |
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| Processing Method |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity 1 | 1.19 | g/cm³ | JIS K7112 |
| Melt Mass-Flow Rate (MFR) (230°C/3.8 kg) | 21 | g/10 min | JIS K7210 |
| Molding Shrinkage - Flow | 0.20 to 0.60 | % | ASTM D955 |
| Water Absorption (24 hr) | 0.30 | % | JIS K7209 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Rockwell Hardness (M-Scale) | 88 | JIS K7202 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Strength | 55.0 | MPa | JIS K7113 |
| Tensile Elongation (Break) | 5.0 | % | JIS K7113 |
| Flexural Modulus | 3000 | MPa | JIS K7203 |
| Flexural Strength | 100 | MPa | JIS K7203 |
| Flexural Rigidity | 4.0 | % | JIS K7203 |
| Additional Information | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Voltage Resistance 2 | 20.0 | kV/min | JIS K6911 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Charpy Notched Impact Strength | 1.3 | kJ/m² | JIS K7110 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load 3(1.8 MPa, Annealed) | 92.0 | °C | JIS K7207 |
| Vicat Softening Temperature | 98.0 | °C | JIS K7206 |
| CLTE - Flow | 7.0E-5 | cm/cm/°C | ASTM D696 |
| Electrical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Surface Resistivity | > 1.0E+16 | ohms | JIS K6911 |
| Volume Resistivity | > 1.0E+15 | ohms·cm | JIS K6911 |
| Dielectric Constant | 3.10 | JIS K6911 | |
| Dissipation Factor | 0.040 | JIS K6911 | |
| Insulation Resistance | > 1.0E+15 | ohms | JIS K6911 |
| Flammability | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Burning Rate | 30 | mm/min | ASTM D63 |
| Flame Rating (1.59 mm, All Colors) | HB | UL 94 |
| Optical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Refractive Index | 1.490 | JIS K7105 | |
| Transmittance 4 | 93.0 | % | JIS K7105 |
| Haze | < 0.50 | % | JIS K7105 |
| Injection | Nominal Value | Unit | |
|---|---|---|---|
| Drying Temperature | 70.0 to 80.0 | °C | |
| Drying Time | 4.0 to 6.0 | hr | |
| Rear Temperature | 200 to 260 | °C | |
| Middle Temperature | 200 to 260 | °C | |
| Front Temperature | 200 to 260 | °C | |
| Mold Temperature | 60.0 to 80.0 | °C | |
| Injection Pressure | 58.8 to 118 | MPa |
| Note Message | |
|---|---|
| 1 . | Method A |
| 2 . | 60%, 1kHz |
| 3 . | VST 25±3, 4 hrs |
| 4 . | Method A |
| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| Tecodur® PB70 GR20 NL100 XA20 | Eurotec Engineering Plastics | PBT | Tecodur® |
| SureSpec HS-080 | Genesis Polymers | PS (HIPS) | SureSpec |
| Sylvin 9067F2 Black | Sylvin Technologies Incorporated | PVC, Unspecified | Sylvin |
| Westlake PVDF Film | Westlake Plastics Company | PVDF | Westlake |
| Colorite Rigid PVC 2502 | Colorite Polymers | PVC, Rigid | Colorite Rigid PVC |
