Texin? RxS285
Thermoplastic Polyurethane Elastomer (Polyester)
Texin RxS285 resin is an aromatic polyester-based thermoplastic polyurethane. It can be processed by injection molding, extrusion or blow molding.
Features | |
Uses | - Dental Applications，Medical/Healthcare Applications，Tubing
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Agency Ratings | |
Processing Method | - Blow Molding，Extrusion，Injection Molding
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Density / Specific Gravity |
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-- | 1.20 |
| ASTM D792 |
-- | 1.20 | g/cm3 | ISO 1183 |
Melt Mass-Flow Rate (MFR) (190°C/8.7 kg) | 4.0 | g/10 min | ASTM D1238, ISO 1133 |
Molding Shrinkage |
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Flow : 0.100 in | 8.0E-3 | in/in | ASTM D955 |
Across Flow : 0.100 in | 8.0E-3 | in/in | ASTM D955 |
Across Flow : 0.100 in | 0.80 | % | ISO 2577 |
Flow : 0.100 in | 0.80 | % | ISO 2577 |
Durometer Hardness (Shore A) | 85 |
| ASTM D2240, ISO 868 |
Flexural Modulus (73°F) | 4000 | psi | ASTM D790, ISO 178 |
Taber Abrasion Resistance |
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1000 Cycles, 1000 g, H-18 Wheel | 35.0 | mg | ASTM D1044 |
1000 Cycles, 1000 g, H-18 Wheel | 35.0 | mg | ISO 4649 |
Tensile Stress |
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| ASTM D412, ISO 37 |
100% Strain | 775 | psi |
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300% Strain | 1900 | psi |
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Tensile Strength (Yield) | 5500 | psi | ASTM D412, ISO 37 |
Tensile Elongation (Break) | 500 | % | ASTM D412, ISO 37 |
Tear Strength |
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-- 2 | 500 | lbf/in | ASTM D624 |
-- | 500 | lbf/in | ISO 34-1 |
Compression Set 3 |
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| ASTM D395B, ISO 815 |
73°F, 22 hr | 12 | % |
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158°F, 22 hr | 35 | % |
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Vicat Softening Temperature | 196 | °F | ISO 306/50, ASTM D1525 4 |
Yellowness Index |
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-- | < 15 | YI | ASTM E313 |
-- | < 15 | YI | DIN 6167 |
Drying Temperature - Desiccant Dryer | 180 to 210 | °F |
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Drying Time - Desiccant Dryer | 2.0 | hr |
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Suggested Max Moisture | < 0.030 | % |
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Rear Temperature | 360 to 390 | °F |
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Middle Temperature | 360 to 399 | °F |
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Front Temperature | 360 to 410 | °F |
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Nozzle Temperature | 370 to 415 | °F |
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Processing (Melt) Temp | 385 to 405 | °F |
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Mold Temperature | 61 to 109 | °F |
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Injection Pressure | 6000 to 15000 | psi |
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Injection Rate | Slow-Moderate |
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Back Pressure | < 800 | psi |
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Screw Speed | 40 to 80 | rpm |
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Cushion | < 0.125 | in |
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Hold Pressure: 60 to 80% of Injection Pressure |
Drying Temperature | 180 to 210 | °F |
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Drying Time | 2.0 | hr |
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Cylinder Zone 1 Temp. | 360 to 390 | °F |
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Cylinder Zone 2 Temp. | 360 to 399 | °F |
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Cylinder Zone 3 Temp. | 360 to 410 | °F |
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Melt Temperature | 707 to 752 | °F |
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Die Temperature | 370 to 410 | °F |
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