KRYSTALGRAN® PN3429-218

Aliphatic polyester-based Thermoplastic Polyurethane

Product Description:

KRYSTALGRAN® PN3429-218 is a polyester-based Thermoplastic Polyurethane (TPU) for extrusion applications. Key features are UV resistance, excellent wear performance and good low temperature performance.

MAIN APPLICATIONS:

Film and sheet and surface protective films.

Details

02/17/2023 Lidina - making the TDS of this product to be visible internally only.

ASTM

Properties	Key	NORM	Value	Unit
Hardness (after 3 sec.)	M	ASTM D 2240	84	Shore A
Hardness (after 3 sec.)	M	ASTM D 2240	38	Shore D
Density	M	ASTM D 792	1.17	g/cm³
Tensile strength	E	ASTM D 412	8470	psi
Elongation @ break	E	ASTM D 412	450	%
Tensile stress @ 50% elongation	E	ASTM D 412	720	psi
Tensile stress @ 100% elongation	E	ASTM D 412	980	psi
Tensile stress @ 300% elongation	E	ASTM D 412	3280	psi
Tear strength	E	ASTM D 624	420	pli
Flexural modulus @ 23°C	M	ASTM D 790	2090	psi
Flexural modulus @ -29°C	M	ASTM D 790	200880	psi
Abrasion	M	ISO 4649	42	mm³
Taber abrasion H-18 wheel 1000g	M	ASTM D 3389	18	mg/1000 cycles
Bayshore rebound resilience	M	ASTM D 2632	23	%
Compression set at 22h @ 23°C	M	ASTM D 395	24	%
Compression set at 22h @ 70°C	M	ASTM D 395	90	%
Softening range low	E	Huntsman TMA	100	°C
Softening range high	E	Huntsman TMA	123	°C
Vicat softening point VST/A120	M	ASTM D 1525	56	°C

M = Injection molded parts to meet DIN & ASTM requirements. Parts at room temperature aged prior to testing.
E = Extruded film cut to ASTM requirements. Parts at room temperature aged prior to testing.

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