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Texin® 285

Category: TPU-Polyester , Thermoplastic Polyurethane Elastomer (Polyester)
Manufacturer: Covestro - PUR
Trademark: Texin®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: yonG7e_Texin-285.pdf
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Texin 285 resin is an aromatic polyester-based thermoplastic polyurethane with a Shore hardness of approximately 85A. It can be processed by injection molding, extrusion, and blow molding.
General Information
Features
  • Impact resistance, good
  • Good flexibility
  • Good wear resistance
  • Good toughness
  • Medium transparency
Uses
  • Films
  • Wheels
  • Blow molding applications
  • Cable sheath
  • Pipe
  • Pipe fittings
  • Seals
  • Plastic modification
  • Footwear
  • Profile
Agency Ratings
  • FDA 21 CFR 177.1680
  • FDA 21 CFR 177.2600
Appearance
  • Natural color
Processing Method
  • Blow molding
  • Extrusion
  • Injection molding
PhysicalNominal ValueUnitTest Method
Specific Gravity 1.20g/cm³ASTM D792, ISO 1183
Molding Shrinkage
    Flow : 2.54mm 0.80%ASTM D955
    Transverse flow : 2.54mm 0.80%ASTM D955
    Vertical flow direction : 2.54mm 0.80%ISO 2577
    Flow direction : 2.54mm 0.80%ISO 2577
HardnessNominal ValueUnitTest Method
Durometer Hardness (Shore A)85ASTM D2240, ISO 868
MechanicalNominal ValueUnitTest Method
Flexural Modulus ASTM D790, ISO 178
    -30°C 49.6MPaASTM D790, ISO 178
    23°C 27.6MPaASTM D790, ISO 178
Taber Abrasion Resistance
    1000 Cycles, 1000g, H-18 wheel 35.0mgISO 4649
    1000 Cycles, 1000g, H-18 wheel 35.0mgASTM D1044
ElastomersNominal ValueUnitTest Method
Tensile Stress
    50% strain 5.00MPaISO 37, ASTM D412
    100% strain 5.30MPaASTM D412, ISO 37
    300% strain 13.1MPaASTM D412, ISO 37
Tensile Strength (Yield)37.9MPaASTM D412, ISO 37
Tensile Elongation (Break)500%ASTM D412, ISO 37
Tear Strength
    -- 187.6kN/mASTM D624
    -- 88kN/mISO 34-1
Compression Set ASTM D395B, ISO 815
    23°C, 22 hr 212%ASTM D395B, ISO 815
    23°C, 22 hr 16%ASTM D395B, ISO 815
    70°C, 22 hr 335%ASTM D395B, ISO 815
    70°C, 22 hr 65%ASTM D395B, ISO 815
Bayshore Resilience 45%ASTM D2632
AgingNominal ValueUnitTest Method
Change in Tensile Strength in Air
    100°C, 70 hr 20%ASTM D573, ISO 216
    100% strain, 100°C, 70 hr -2.0%ASTM D573
    300% strain, 100°C, 70 hr 14%ASTM D573
    100°C, 168 hr 10%ASTM D573, ISO 216
    100% strain, 100°C, 168 hr -1.0%ASTM D573
    300% strain, 100°C, 168 hr 12%ASTM D573
    100°C, 336 hr 14%ASTM D573, ISO 216
    100% strain, 100°C, 336 hr -2.0%ASTM D573
    300% strain, 100°C, 336 hr 9.0%ASTM D573
    100°C, 504 hr 6.0%ASTM D573, ISO 216
    100% strain, 100°C, 504 hr -3.0%ASTM D573
    300% strain, 100°C, 504 hr 12%ASTM D573
    100% strain 100°C, 70 hr -2.0%ISO 216
    300% strain 100°C, 70 hr 14%ISO 216
    100% strain 100°C, 168 hr -1.0%ISO 216
    300% strain 100°C, 168 hr 12%ISO 216
    100% strain 100°C, 336 hr -2.0%ISO 216
    300% strain 100°C, 336 hr 9.0%ISO 216
    100% strain 100 c, 504 hr -3.0%ISO 216
    300% strain 100 c, 504 hr 12%ISO 216
Change in Ultimate Elongation in Air ASTM D573, ISO 216
    100°C, 70 hr 5.0%ASTM D573, ISO 216
    100°C, 168 hr 8.0%ASTM D573, ISO 216
    100°C, 336 hr 16%ASTM D573, ISO 216
    100°C, 504 hr 14%ASTM D573, ISO 216
Change in Durometer Hardness in Air ASTM D573, ISO 216
    Support d, 100°C, 70 hr -3.0ASTM D573, ISO 216
    Support d, 100°C, 168 hr -3.0ASTM D573, ISO 216
    Support d, 100 c, 336 hr -3.0ASTM D573, ISO 216
    Support d, 100 c, 504 hr -3.0ASTM D573, ISO 216
Change in Tensile Strength
    23°C, 70 hr, Class C Standard Fuel -18%ASTM D471
    100% strain, 23°C, 70 hr, Class C standard fuel -7.0%ASTM D471
    300% strain, 23°C, 70 hr, Class C standard fuel -20%ASTM D471
    23°C, 70 hr, in reference fuel A 11%ASTM D471
    100% strain, 23°C, 70 hr, in reference fuel A -3.0%ASTM D471
    300% strain, 23°C, 70 hr, in reference fuel A -4.0%ASTM D471
    23°C, 168 hr, Class C Standard Fuel -20%ASTM D471
    100% strain, 23°C, 168 hr, Class C standard fuel -6.0%ASTM D471
    300% strain, 23°C, 168 hr, Class C standard fuel -20%ASTM D471
    23°C, 168 hr, in reference fuel A 10%ASTM D471
    100% strain, 23°C, 168 hr, in reference fuel a -2.0%ASTM D471
    300% strain, 23°C, 168 hr, in reference fuel a -2.0%ASTM D471
    23°C, 336 hr, Class C Standard Fuel -18%ASTM D471
    100% strain, 23°C, 336 hr, Class C standard fuel -7.0%ASTM D471
    300% strain, 23°C, 336 hr, Class C standard fuel -19%ASTM D471
    23°C, 336 hr, in reference fuel A 16%ASTM D471
    100% strain, 23°C, 336 hr, in reference fuel A 7.0%ASTM D471
    300% strain, 23°C, 336 hr, in reference fuel A 3.0%ASTM D471
    23°C, 504 hr, Class C Standard Fuel -18%ASTM D471
    100% strain, 23°C, 504 hr, Class C standard fuel -6.0%ASTM D471
    300% strain, 23°C, 504 hr, Class C standard fuel -18%ASTM D471
    23°C, 504 hr, in reference fuel A 20%ASTM D471
    100% strain, 23°C, 504 hr, in reference fuel A 1.0%ASTM D471
    300% strain, 23°C, 504 hr, in reference fuel A -1.0%ASTM D471
    100°C, 70 hr, in ASTM #1 oil 20%ASTM D471, ISO 175
    100% strain, 100°C, 70 hr, in ASTM #1 oil -5.0%ASTM D471, ISO 175
    300% strain, 100°C, 70 hr, in ASTM #1 oil 10%ASTM D471, ISO 175
    100°C, 70 hr, in ASTM #3 oil 30%ASTM D471, ISO 175
    100% strain, 100°C, 70 hr, in ASTM #3 oil -8.0%ASTM D471, ISO 175
    300% strain, 100°C, 70 hr, in ASTM #3 oil 12%ASTM D471, ISO 175
    100°C, 168 hr, in ASTM #1 oil 9.0%ASTM D471, ISO 175
    100% strain, 100°C, 168 hr, in ASTM #1 oil -1.0%ASTM D471, ISO 175
    300% strain, 100°C, 168 hr, in ASTM #1 oil 10%ASTM D471, ISO 175
    100°C, 168 hr, in ASTM #3 oil 30%ASTM D471, ISO 175
    100% strain, 100°C, 168 hr, in ASTM #3 oil -6.0%ASTM D471, ISO 175
    300% strain, 100°C, 168 hr, in ASTM #3 oil 13%ASTM D471, ISO 175
    100°C, 336 hr, in ASTM #1 oil 7.0%ASTM D471, ISO 175
    100% strain, 100°C, 336 hr, in ASTM #1 oil -2.0%ASTM D471, ISO 175
    300% strain, 100°C, 336 hr, in ASTM #1 oil 10%ASTM D471, ISO 175
    100°C, 336 hr, in ASTM #3 oil 30%ASTM D471, ISO 175
    100% strain, 100°C, 336 hr, in ASTM #3 oil -9.0%ASTM D471, ISO 175
    300% strain, 100°C, 336 hr, in ASTM #3 oil 7.0%ASTM D471, ISO 175
    100°C, 504 hr, in ASTM #1 oil 1.0%ASTM D471, ISO 175
    100% strain, 100°C, 504 hr, in ASTM #1 oil -4.0%ASTM D471, ISO 175
    300% strain, 100°C, 504 hr, in ASTM #1 oil 10%ASTM D471, ISO 175
    100°C, 504 hr, in ASTM #3 oil 7.0%ASTM D471, ISO 175
    100% strain, 100°C, 504 hr, in ASTM #3 oil -6.0%ASTM D471, ISO 175
    300% strain, 100°C, 504 hr, in ASTM #3 oil 9.0%ASTM D471, ISO 175
    23°C, 70 hr, in Reference Fuel C -18%ISO 175
    100% strain, 23 c, 70 hr, in Reference Fuel C -7.0%ISO 175
    300% strain, 23 c, 70 hr, in Reference Fuel C -20%ISO 175
    23°C, 70 hr, in reference fuel A (isooctane) 11%ISO 175
    100% strain, 23°C, 70 hr, in reference fuel A (isooctane) -3.0%ISO 175
    300% strain, 23°C, 70 hr, in reference fuel A (isooctane) -4.0%ISO 175
    23°C, 168 hr, in Reference Fuel C -20%ISO 175
    100% strain, 23 c, 168 hr, in Reference Fuel C -6.0%ISO 175
    300% strain, 23 c, 168 hr, in Reference Fuel C -20%ISO 175
    23°C, 168 hr, in reference fuel A (isooctane) 10%ISO 175
    100% strain, 23°C, 168 hr, in reference fuel A (isooctane) -2.0%ISO 175
    300% strain, 23°C, 168 hr, in reference fuel A (isooctane) -2.0%ISO 175
    23°C, 336 hr, in Reference Fuel C -18%ISO 175
    100% strain, 23 c, 336 hr, in Reference Fuel C -7.0%ISO 175
    300% strain, 23 c, 336 hr, in Reference Fuel C -19%ISO 175
    23°C, 336 hr, in reference fuel A (isooctane) 16%ISO 175
    100% strain, 23°C, 336 hr, in reference fuel A (isooctane) 7.0%ISO 175
    300% strain, 23°C, 336 hr, in reference fuel A (isooctane) 3.0%ISO 175
    23°C, 504 hr, in Reference Fuel C -18%ISO 175
    100% strain, 23 c, 504 hr, in Reference Fuel C -6.0%ISO 175
    300% strain, 23 c, 504 hr, in Reference Fuel C -18%ISO 175
    23°C, 504 hr, in reference fuel A (isooctane) 20%ISO 175
    100% strain, 23°C, 504 hr, in reference fuel A (isooctane) 1.0%ISO 175
    300% strain, 23°C, 504 hr, in reference fuel A (isooctane) -1.0%ISO 175
Change in Ultimate Elongation
    23°C, 70 hr, Class C Standard Fuel 4.0%ASTM D471
    23°C, 70 hr, in reference fuel A 6.0%ASTM D471
    23°C, 168 hr, Class C Standard Fuel 3.0%ASTM D471
    23°C, 168 hr, in reference fuel A -7.0%ASTM D471
    23°C, 336 hr, Class C Standard Fuel 4.0%ASTM D471
    23°C, 336 hr, in reference fuel A 1.0%ASTM D471
    23°C, 504 hr, Class C Standard Fuel 4.0%ASTM D471
    23°C, 504 hr, in reference fuel A 1.0%ASTM D471
    100°C, 70 hr, in ASTM #1 oil 18%ASTM D471, ISO 175
    100°C, 70 hr, in ASTM #3 oil 14%ASTM D471, ISO 175
    100°C, 168 hr, in ASTM #1 oil 18%ASTM D471, ISO 175
    100°C, 168 hr, in ASTM #3 oil 15%ASTM D471, ISO 175
    100°C, 336 hr, in ASTM #1 oil 29%ASTM D471, ISO 175
    100°C, 336 hr, in ASTM #3 oil 24%ASTM D471, ISO 175
    100°C, 504 hr, in ASTM #1 oil 29%ASTM D471, ISO 175
    100°C, 504 hr, in ASTM #3 oil 22%ASTM D471, ISO 175
    23°C, 70 hr, in Reference Fuel C 4.0%ISO 175
    23°C, 70 hr, in reference fuel A (isooctane) 6.0%ISO 175
    23°C, 168 hr, in Reference Fuel C 3.0%ISO 175
    23°C, 168 hr, in reference fuel A (isooctane) -7.0%ISO 175
    23°C, 336 hr, in Reference Fuel C 4.0%ISO 175
    23°C, 336 hr, in reference fuel A (isooctane) 1.0%ISO 175
    23°C, 504 hr, in Reference Fuel C 4.0%ISO 175
    23°C, 504 hr, in reference fuel A (isooctane) 1.0%ISO 175
Change in Durometer Hardness
    Support D, 23°C, 70 hr, in Reference Fuel C -5.0ASTM D471, ISO 175
    Support D, 23°C, 70 hr, in reference fuel A -1.0ASTM D471
    Support D, 23°C, 168 hr, in Reference Fuel C -6.0ASTM D471, ISO 175
    Support D, 23°C, 168 hr, in reference fuel A 0.0ASTM D471
    Support d, 23 c, 336 hr, in Reference fuel c -5.0ASTM D471, ISO 175
    Support D, 23°C, 336 hr, in reference fuel A 1.0ASTM D471
    Support D, 23°C, 504 hr, in Reference Fuel C -4.0ASTM D471, ISO 175
    Support D, 23°C, 504 hr, in reference fuel A -1.0ASTM D471
    Support D, 100°C, 70 hr, in ASTM #1 oil -3.0ASTM D471
    Support D, 100°C, 70 hr, in ASTM #3 oil -1.0ASTM D471
    Support D, 100°C, 168 hr, in ASTM #1 oil -3.0ASTM D471
    Support D, 100°C, 168 hr, in ASTM #3 oil 0.0ASTM D471
    Support D, 100°C, 336 hr, in ASTM #1 oil -3.0ASTM D471
    Support D, 100°C, 336 hr, in ASTM #3 oil 1.0ASTM D471
    Support D, 100°C, 504 hr, in ASTM #1 oil -3.0ASTM D471
    Support D, 100°C, 504 hr, in ASTM #3 oil -1.0ASTM D471
    Support D, 23°C, 70 hr, in reference fuel A (isooctane) -1.0ISO 175
    Support D, 23°C, 168 hr, in reference fuel A (isooctane) 0.0ISO 175
    Support D, 23°C, 336 hr, in reference fuel A (isooctane) 1.0ISO 175
    Support D, 23°C, 504 hr, in reference fuel A (isooctane) -1.0ISO 175
    Support D, 100°C, 70 hr, in ASTM #1 oil -3.0ISO 175
    Support D, 100°C, 70 hr, in ASTM #3 oil -1.0ISO 175
    Support D, 100°C, 168 hr, in ASTM #1 oil -3.0ISO 175
    Support D, 100°C, 168 hr, in ASTM #3 oil 0.0ISO 175
    Support D, 100°C, 336 hr, in ASTM #1 oil -3.0ISO 175
    Support D, 100°C, 336 hr, in ASTM #3 oil 1.0ISO 175
    Support D, 100°C, 504 hr, in ASTM #1 oil -3.0ISO 175
    Support D, 100°C, 504 hr, in ASTM #3 oil -1.0ISO 175
Change in Volume
    23°C, 70 hr, Class A standard fuel 0.0%ASTM D471
    23°C, 70 hr, Class C Standard Fuel 23%ASTM D471
    23°C, 168 hr, Class A standard fuel 1.0%ASTM D471
    23°C, 168 hr, Class C Standard Fuel 24%ASTM D471
    23°C, 336 hr, Class A standard fuel 1.0%ASTM D471
    23°C, 336 hr, Class C Standard Fuel 24%ASTM D471
    23°C, 504 hr, Class A standard fuel 1.0%ASTM D471
    23°C, 504 hr, Class C Standard Fuel 24%ASTM D471
    100°C, 70 hr, ASTM Standard Oil (No.1) -1.0%ASTM D471
    100°C, 70 hr, ASTM Standard Oil (No.3) 0.0%ASTM D471
    100°C, 168 hr, ASTM Standard Oil (No.1) -1.0%ASTM D471
    100°C, 168 hr, ASTM Standard Oil (No.3) 1.0%ASTM D471
    100°C, 336 hr, ASTM Standard Oil (No.1) -1.0%ASTM D471
    100°C, 336 hr, ASTM Standard Oil (No.3) 1.0%ASTM D471
    100°C, 504 hr, ASTM Standard Oil (No.1) -1.0%ASTM D471
    100°C, 504 hr, ASTM Standard Oil (No.3) 1.0%ASTM D471
    23°C, 70 hr, in reference fuel A 0.0%ISO 175
    23°C, 70 hr, in reference fuel C 23%ISO 175
    23°C, 168 hr, in reference fuel A 1.0%ISO 175
    23°C, 168 hr, in reference fuel C 24%ISO 175
    23°C, 336 hr, in reference fuel A 1.0%ISO 175
    23°C, 336 hr, in reference fuel C 24%ISO 175
    23°C, 504 hr, in reference fuel A 1.0%ISO 175
    23°C, 504 hr, in reference fuel C 24%ISO 175
    100°C, 70 hr, in ASTM #1 oil -1.0%ISO 175
    100°C, 70 hr, in ASTM #3 oil 0.0%ISO 175
    100°C, 168 hr, in ASTM #1 oil -1.0%ISO 175
    100°C, 168 hr, in ASTM #3 oil 1.0%ISO 175
    100°C, 336 hr, in ASTM #1 oil -1.0%ISO 175
    100°C, 336 hr, in ASTM #3 oil 1.0%ISO 175
    100°C, 504 hr, in ASTM #1 oil -1.0%ISO 175
    100°C, 504 hr, in ASTM #3 oil 1.0%ISO 175
ThermalNominal ValueUnitTest Method
Brittleness Temperature < -68.0°CASTM D746, ISO 974
Glass Transition Temperature -42.0°CDMA
Vicat Softening Temperature 91.0°CISO 306/50, ASTM D1525 4
RTI Elec (1.50 mm)50.0°CUL 746
RTI Imp (1.50 mm)50.0°CUL 746
RTI (1.50 mm)50.0°CUL 746
FlammabilityNominal ValueTest Method
Flame Rating UL 94
    1.50 mm HBUL 94
    3.00 mm V-2UL 94
Additional InformationNominal ValueUnitTest Method
Compressive Load ASTM D575
    10% Deflection 2.24MPaASTM D575
    15% Deflection 3.28MPaASTM D575
    2% Deflection 0.345MPaASTM D575
    20% Deflection 4.31MPaASTM D575
    25% Deflection 5.69MPaASTM D575
    5% Deflection 1.03MPaASTM D575
    50% Deflection 15.0MPaASTM D575
InjectionNominal ValueUnit
Drying Temperature - Desiccant Dryer 100 - 110°C
Drying Time - Desiccant Dryer 2.0hr
Suggested Max Moisture < 0.030%
Suggested Shot Size 40 - 80%
Suggested Max Regrind 20%
Rear Temperature 180 - 200°C
Middle Temperature 180 - 205°C
Front Temperature 180 - 210°C
Nozzle Temperature 185 - 210°C
Processing (Melt) Temp 195 - 205°C
Mold Temperature 15.0 - 40.0°C
Injection Pressure 41.4 - 103MPa
Injection Rate Slow-Moderate
Back Pressure 1.38MPa
Screw Speed 40 - 80rpm
Clamp Tonnage 4.1 - 6.9kN/cm²
Cushion < 3.18mm
Screw L/D Ratio 20.0:1.0
Screw Compression Ratio 2.5:1.0 - 3.0:1.0
Injection instructions
Hold Pressure: 60 to 80% of Injection PressureTimers (per 0.125 in cross section): Boost: 5 to 10 sec 2nd Stage: 10 to 30 sec Cool: 30 to 50 sec
ExtrusionNominal ValueUnit
Drying Temperature 100 - 110°C
Drying Time 2.0hr
Cylinder Zone 1 Temp. 180 - 200°C
Cylinder Zone 3 Temp. 180 - 205°C
Cylinder Zone 5 Temp. 180 - 210°C
Adapter Temperature 180 - 210°C
Melt Temperature 190 - 205°C
Die Temperature 185 - 210°C
Note Message
1 .C mould
2 .Post-cured 16 hr at 230°F
3 .Post-cured 16 hr at 230°F
4 .速率 A (50°C/h)
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