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Texin® 245

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: dCQ8P5_Texin-245.pdf
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Texin 245 resin is an aromatic polyester-based thermoplastic polyurethane with a Shore hardness of approximately 43D. It can be processed by injection molding; extrusion processes are not recommended.
General Information
Features
  • Impact resistance, good
  • Good flexibility
  • Good wear resistance
  • Low temperature resistance
  • Fuel resistance
  • Oil resistance
  • Good toughness
Uses
  • Wheels
  • Gear
Agency Ratings
  • FDA 21 CFR 177.2600
Processing Method
  • Injection molding
PhysicalNominal ValueUnitTest Method
Specific Gravity 1.21g/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 D)43ASTM D2240, ISO 868
MechanicalNominal ValueUnitTest Method
Flexural Modulus ASTM D790, ISO 178
    23°C 68.9MPaASTM D790, ISO 178
    70°C 51.7MPaASTM D790, ISO 178
Taber Abrasion Resistance
    1000 Cycles, 1000g, H-18 wheel 70.0mgISO 4649
    1000 Cycles, 1000g, H-18 wheel 70.0mgASTM D1044
ElastomersNominal ValueUnitTest Method
Tensile Stress
    50% strain 7.60MPaISO 37, ASTM D412
    100% strain 9.00MPaASTM D412, ISO 37
    300% strain 20.7MPaASTM D412, ISO 37
Tensile Strength (Yield)54.5MPaASTM D412, ISO 37
Tensile Elongation (Break)500%ASTM D412, ISO 37
Tear Strength
    -- 1123kN/mASTM D624
    -- 120kN/mISO 34-1
Compression Set
    23°C, 22 hr 218%ASTM D395B, ISO 815, ISO 815
    70°C, 22 hr 335%ASTM D395B, ISO 815
    70°C, 22 hr 43%ASTM D395B, ISO 815
    100°C, 22 hr 435%ASTM D395B, ISO 815
    100°C, 22 hr 60%ASTM D395B, ISO 815
Bayshore Resilience 45%ASTM D2632
ImpactNominal ValueUnitTest Method
Notched Izod Impact ASTM D256
    -30°C, 3.18 mm 180J/mASTM D256
    23°C, 3.18 mm No BreakASTM D256
AgingNominal ValueUnitTest Method
Change in Tensile Strength in Air
    100°C, 70 hr 5.0%ASTM D573, ISO 216
    100% strain, 100°C, 70 hr 4.0%ASTM D573
    300% strain, 100°C, 70 hr 0.0%ASTM D573
    100°C, 168 hr 9.0%ASTM D573, ISO 216
    100% strain, 100°C, 168 hr 3.0%ASTM D573
    300% strain, 100°C, 168 hr 2.0%ASTM D573
    100°C, 336 hr 8.0%ASTM D573, ISO 216
    100% strain, 100°C, 336 hr 3.0%ASTM D573
    300% strain, 100°C, 336 hr -4.0%ASTM D573
    100°C, 504 hr 5.0%ASTM D573, ISO 216
    100% strain, 100°C, 504 hr 2.0%ASTM D573
    300% strain, 100°C, 504 hr -1.0%ASTM D573
    100% strain 100°C, 70 hr 4.0%ISO 216
    300% strain 100°C, 70 hr 0.0%ISO 216
    100% strain 100°C, 168 hr 3.0%ISO 216
    300% strain 100°C, 168 hr 2.0%ISO 216
    100% strain 100°C, 336 hr 3.0%ISO 216
    300% strain 100°C, 336 hr -4.0%ISO 216
    100% strain 100 c, 504 hr 2.0%ISO 216
    300% strain 100 c, 504 hr -1.0%ISO 216
Change in Ultimate Elongation in Air ASTM D573, ISO 216
    100°C, 70 hr 0.0%ASTM D573, ISO 216
    100°C, 168 hr 2.0%ASTM D573, ISO 216
    100°C, 336 hr 2.0%ASTM D573, ISO 216
    100°C, 504 hr 5.0%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 -4.0ASTM D573, ISO 216
    Support d, 100 c, 336 hr -4.0ASTM D573, ISO 216
    Support d, 100 c, 504 hr -5.0ASTM D573, ISO 216
Change in Tensile Strength
    23°C, 70 hr, Class C Standard Fuel -21%ASTM D471
    100% strain, 23°C, 70 hr, Class C standard fuel -21%ASTM D471
    300% strain, 23°C, 70 hr, Class C standard fuel -34%ASTM D471
    23°C, 70 hr, in reference fuel A 1.0%ASTM D471
    100% strain, 23°C, 70 hr, in reference fuel A 1.0%ASTM D471
    300% strain, 23°C, 70 hr, in reference fuel A 3.0%ASTM D471
    23°C, 168 hr, Class C Standard Fuel -18%ASTM D471
    100% strain, 23°C, 168 hr, Class C standard fuel -16%ASTM D471
    300% strain, 23°C, 168 hr, Class C standard fuel -28%ASTM D471
    23°C, 168 hr, in reference fuel A 6.0%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 -5.0%ASTM D471
    23°C, 336 hr, Class C Standard Fuel -19%ASTM D471
    100% strain, 23°C, 336 hr, Class C standard fuel -15%ASTM D471
    300% strain, 23°C, 336 hr, Class C standard fuel -27%ASTM D471
    23°C, 336 hr, in reference fuel A 0.0%ASTM D471
    100% strain, 23°C, 336 hr, in reference fuel A 0.0%ASTM D471
    300% strain, 23°C, 336 hr, in reference fuel A 0.0%ASTM D471
    23°C, 504 hr, Class C Standard Fuel -18%ASTM D471
    100% strain, 23°C, 504 hr, Class C standard fuel -14%ASTM D471
    300% strain, 23°C, 504 hr, Class C standard fuel -28%ASTM D471
    23°C, 504 hr, in reference fuel A 7.0%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 -3.0%ASTM D471
    100°C, 70 hr, in ASTM #1 oil 15%ASTM D471, ISO 175
    100% strain, 100°C, 70 hr, in ASTM #1 oil -2.0%ASTM D471, ISO 175
    300% strain, 100°C, 70 hr, in ASTM #1 oil 2.0%ASTM D471, ISO 175
    100°C, 70 hr, in ASTM #3 oil 14%ASTM D471, ISO 175
    100% strain, 100°C, 70 hr, in ASTM #3 oil 2.0%ASTM D471, ISO 175
    300% strain, 100°C, 70 hr, in ASTM #3 oil 11%ASTM D471, ISO 175
    100°C, 168 hr, in ASTM #1 oil 1.0%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 -2.0%ASTM D471, ISO 175
    100°C, 168 hr, in ASTM #3 oil 18%ASTM D471, ISO 175
    100% strain, 100°C, 168 hr, in ASTM #3 oil 3.0%ASTM D471, ISO 175
    300% strain, 100°C, 168 hr, in ASTM #3 oil 10%ASTM D471, ISO 175
    100°C, 336 hr, in ASTM #1 oil -10%ASTM D471, ISO 175
    100% strain, 100°C, 336 hr, in ASTM #1 oil -3.0%ASTM D471, ISO 175
    300% strain, 100°C, 336 hr, in ASTM #1 oil -5.0%ASTM D471, ISO 175
    100°C, 336 hr, in ASTM #3 oil 20%ASTM D471, ISO 175
    100% strain, 100°C, 336 hr, in ASTM #3 oil 4.0%ASTM D471, ISO 175
    300% strain, 100°C, 336 hr, in ASTM #3 oil 2.0%ASTM D471, ISO 175
    100°C, 504 hr, in ASTM #1 oil -14%ASTM D471, ISO 175
    100% strain, 100°C, 504 hr, in ASTM #1 oil 0.0%ASTM D471, ISO 175
    300% strain, 100°C, 504 hr, in ASTM #1 oil -9.0%ASTM D471, ISO 175
    100°C, 504 hr, in ASTM #3 oil 1.0%ASTM D471, ISO 175
    100% strain, 100°C, 504 hr, in ASTM #3 oil 2.0%ASTM D471, ISO 175
    300% strain, 100°C, 504 hr, in ASTM #3 oil -2.0%ASTM D471, ISO 175
    23°C, 70 hr, in Reference Fuel C -21%ISO 175
    100% strain, 23 c, 70 hr, in Reference Fuel C -21%ISO 175
    300% strain, 23 c, 70 hr, in Reference Fuel C -34%ISO 175
    23°C, 70 hr, in reference fuel A (isooctane) 1.0%ISO 175
    100% strain, 23°C, 70 hr, in reference fuel A (isooctane) 1.0%ISO 175
    300% strain, 23°C, 70 hr, in reference fuel A (isooctane) 3.0%ISO 175
    23°C, 168 hr, in Reference Fuel C -18%ISO 175
    100% strain, 23 c, 168 hr, in Reference Fuel C -16%ISO 175
    300% strain, 23 c, 168 hr, in Reference Fuel C -28%ISO 175
    23°C, 168 hr, in reference fuel A (isooctane) 6.0%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) -5.0%ISO 175
    23°C, 336 hr, in Reference Fuel C -19%ISO 175
    100% strain, 23 c, 336 hr, in Reference Fuel C -15%ISO 175
    300% strain, 23 c, 336 hr, in Reference Fuel C -27%ISO 175
    23°C, 336 hr, in reference fuel A (isooctane) 0.0%ISO 175
    100% strain, 23°C, 336 hr, in reference fuel A (isooctane) 0.0%ISO 175
    300% strain, 23°C, 336 hr, in reference fuel A (isooctane) 0.0%ISO 175
    23°C, 504 hr, in Reference Fuel C -18%ISO 175
    100% strain, 23 c, 504 hr, in Reference Fuel C -14%ISO 175
    300% strain, 23 c, 504 hr, in Reference Fuel C -28%ISO 175
    23°C, 504 hr, in reference fuel A (isooctane) 7.0%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) -3.0%ISO 175
Change in Ultimate Elongation
    23°C, 70 hr, Class C Standard Fuel -1.0%ASTM D471
    23°C, 70 hr, in reference fuel A -4.0%ASTM D471
    23°C, 168 hr, Class C Standard Fuel -8.0%ASTM D471
    23°C, 168 hr, in reference fuel A -6.0%ASTM D471
    23°C, 336 hr, Class C Standard Fuel -4.0%ASTM D471
    23°C, 336 hr, in reference fuel A -3.0%ASTM D471
    23°C, 504 hr, Class C Standard Fuel -5.0%ASTM D471
    23°C, 504 hr, in reference fuel A -2.0%ASTM D471
    100°C, 70 hr, in ASTM #1 oil 10%ASTM D471, ISO 175
    100°C, 70 hr, in ASTM #3 oil 3.0%ASTM D471, ISO 175
    100°C, 168 hr, in ASTM #1 oil 8.0%ASTM D471, ISO 175
    100°C, 168 hr, in ASTM #3 oil 5.0%ASTM D471, ISO 175
    100°C, 336 hr, in ASTM #1 oil 6.0%ASTM D471, ISO 175
    100°C, 336 hr, in ASTM #3 oil 10%ASTM D471, ISO 175
    100°C, 504 hr, in ASTM #1 oil 19%ASTM D471, ISO 175
    100°C, 504 hr, in ASTM #3 oil 10%ASTM D471, ISO 175
    23°C, 70 hr, in Reference Fuel C -1.0%ISO 175
    23°C, 70 hr, in reference fuel A (isooctane) -4.0%ISO 175
    23°C, 168 hr, in Reference Fuel C -8.0%ISO 175
    23°C, 168 hr, in reference fuel A (isooctane) -6.0%ISO 175
    23°C, 336 hr, in Reference Fuel C -4.0%ISO 175
    23°C, 336 hr, in reference fuel A (isooctane) -3.0%ISO 175
    23°C, 504 hr, in Reference Fuel C -5.0%ISO 175
    23°C, 504 hr, in reference fuel A (isooctane) -2.0%ISO 175
Change in Durometer Hardness
    Support D, 23°C, 70 hr, in Reference Fuel C -11ASTM D471, ISO 175
    Support D, 23°C, 70 hr, in reference fuel A -2.0ASTM D471
    Support D, 23°C, 168 hr, in Reference Fuel C -11ASTM D471, ISO 175
    Support D, 23°C, 168 hr, in reference fuel A -2.0ASTM D471
    Support d, 23 c, 336 hr, in Reference fuel c -11ASTM D471, ISO 175
    Support D, 23°C, 336 hr, in reference fuel A 0.0ASTM D471
    Support D, 23°C, 504 hr, in Reference Fuel C -11ASTM 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 -3.0ASTM D471
    Support D, 100°C, 168 hr, in ASTM #1 oil -3.0ASTM D471
    Support D, 100°C, 168 hr, in ASTM #3 oil -2.0ASTM D471
    Support D, 100°C, 336 hr, in ASTM #1 oil -5.0ASTM D471
    Support D, 100°C, 336 hr, in ASTM #3 oil -3.0ASTM D471
    Support D, 100°C, 504 hr, in ASTM #1 oil -5.0ASTM D471
    Support D, 100°C, 504 hr, in ASTM #3 oil -3.0ASTM D471
    Support D, 23°C, 70 hr, in reference fuel A (isooctane) -2.0ISO 175
    Support D, 23°C, 168 hr, in reference fuel A (isooctane) -2.0ISO 175
    Support D, 23°C, 336 hr, in reference fuel A (isooctane) 0.0ISO 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 -3.0ISO 175
    Support D, 100°C, 168 hr, in ASTM #1 oil -3.0ISO 175
    Support D, 100°C, 168 hr, in ASTM #3 oil -2.0ISO 175
    Support D, 100°C, 336 hr, in ASTM #1 oil -5.0ISO 175
    Support D, 100°C, 336 hr, in ASTM #3 oil -3.0ISO 175
    Support D, 100°C, 504 hr, in ASTM #1 oil -5.0ISO 175
    Support D, 100°C, 504 hr, in ASTM #3 oil -3.0ISO 175
Change in Volume
    23°C, 70 hr, Class A standard fuel 0.0%ASTM D471
    23°C, 70 hr, Class C Standard Fuel 22%ASTM D471
    23°C, 168 hr, Class A standard fuel 1.0%ASTM D471
    23°C, 168 hr, Class C Standard Fuel 22%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) 0.0%ASTM D471
    100°C, 70 hr, ASTM Standard Oil (No.3) 4.0%ASTM D471
    100°C, 168 hr, ASTM Standard Oil (No.1) 0.0%ASTM D471
    100°C, 168 hr, ASTM Standard Oil (No.3) 4.0%ASTM D471
    100°C, 336 hr, ASTM Standard Oil (No.1) 0.0%ASTM D471
    100°C, 336 hr, ASTM Standard Oil (No.3) 5.0%ASTM D471
    100°C, 504 hr, ASTM Standard Oil (No.1) 0.0%ASTM D471
    100°C, 504 hr, ASTM Standard Oil (No.3) 5.0%ASTM D471
    23°C, 70 hr, in reference fuel A 0.0%ISO 175
    23°C, 70 hr, in reference fuel C 22%ISO 175
    23°C, 168 hr, in reference fuel A 1.0%ISO 175
    23°C, 168 hr, in reference fuel C 22%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 0.0%ISO 175
    100°C, 70 hr, in ASTM #3 oil 4.0%ISO 175
    100°C, 168 hr, in ASTM #1 oil 0.0%ISO 175
    100°C, 168 hr, in ASTM #3 oil 4.0%ISO 175
    100°C, 336 hr, in ASTM #1 oil 0.0%ISO 175
    100°C, 336 hr, in ASTM #3 oil 5.0%ISO 175
    100°C, 504 hr, in ASTM #1 oil 0.0%ISO 175
    100°C, 504 hr, in ASTM #3 oil 5.0%ISO 175
ThermalNominal ValueUnitTest Method
Brittleness Temperature < -68.0°CASTM D746, ISO 974
Glass Transition Temperature -46.0°CDMA
Vicat Softening Temperature 148°CISO 306/50, ASTM D1525 5
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 (1.50 mm)HBUL 94
Additional InformationNominal ValueUnitTest Method
Compressive Load ASTM D575
    10% Deflection 3.86MPaASTM D575
    15% Deflection 5.52MPaASTM D575
    2% Deflection 0.689MPaASTM D575
    20% Deflection 6.89MPaASTM D575
    25% Deflection 8.96MPaASTM D575
    5% Deflection 2.07MPaASTM D575
    50% Deflection 23.4MPaASTM 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 193 - 204°C
Middle Temperature 193 - 204°C
Front Temperature 199 - 210°C
Nozzle Temperature 204 - 210°C
Processing (Melt) Temp 204 - 216°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 20 sec Cool: 20 to 30 sec
Note Message
1 .C mould
2 .Post-cured 16 hr at 230°F
3 .Post-cured 16 hr at 230°F
4 .Post-cured 16 hr at 230°F
5 .速率 A (50°C/h)
Resin Grade Manufacturer Category Trademark
Vipel® F085-AAA-00 AOC, L.L.C. Vinyl Ester Vipel®
ACCUTECH™ CP0437W40L1 ACLO Compounders Inc. PP Copolymer ACCUTECH™
Generic PEI - Proprietary Generic PEI Generic
Geon™ Vinyl Rigid Molding M4820 PolyOne Corporation PVC, Rigid Geon™ Vinyl Rigid Molding
Plasmer 1035NM/1002 HYUNDAI EP Co., Ltd. TPE Plasmer

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