Project Description

TDH88(TPU)  is a high performance TODI type TPU,supplied in form of opaque,colorless granules. It has excellent hydrolysis resistance and excellent mechanical strength.

TYPICAL PHYSICAL PROPERTIES:

Property

Test Method

Typical Values#

Density@20℃ISO 2781

1.12 g/cm3

Shore Hardness

ISO 86889 A
Tensile strengthISO 527

45.50 MPa

Elongation @ Break

ISO 527384.00 %
Modulus @ 100% ElongationISO 527

5.92 MPa

Modulus @ 300% Elongation

ISO 52725.98 MPa
Tear StrengthISO 34-1B

100.80 KN/m

Hydrolytic stability

(80℃ 500h)

Tensile strength retention

92.7%

Tear Strength Retention Raten   87.4%

Rebound Resilience

ISO4662

40 %

#These are typical value & should not be used for establishing specifications.

INJECTION MOLDING PARAMETERS:

For optimum results,previous drying of the product during 4-5 hours at 100-110℃ is advisable,in a hot air circulatory,vacuum or desiccant-air dryer.

TEMPERATURE:

NozzleZone1Zone2Zone3
29190℃190℃170℃

Recommended maximum hold up time: 8-10min

Recommended mold temperature:     30℃

Pressure and other data

Recommended back pressure: as low as possible

Recommended Maximum screw rotation: 50rpm

PACKAGE:

TDH88 is packaged in heat-sealed, moisture proof PE bags of 25 kg net weight.

STORAGE:

TDH88 should be kept in a cool( 15-25℃) and dry environment prior to being processed.

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