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Texin? 4215

Manufacturer: Covestro
Produced At: Europe / China
Product Category: TPU+PC
Product No: Texin 4215
Product Quantity: 25KG / BAG
Product Features: High Impact Resistance，High Stiffness，Low Temperature Resistant

Product information

Texin? 4215

Polycarbonate + TPU

Covestro - PUR

Product Description:

Texin 4215 resin is a blend of polyester-based polyurethane and polycarbonate. This aromatic grade has a Shore hardness of approximately 75D. It can be processed by injection molding or extrusion.

Features	High Impact Resistance，High Stiffness，Low Temperature Resistant
Uses	Automotive Applications，Automotive Bumper
Processing Method	Extrusion，Injection Molding

Physical	Nominal Value	Unit	Test Method
Density / Specific Gravity
--	1.21		ASTM D792
--	1.21	g/cm3	ISO 1183
Molding Shrinkage
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
Hardness	Nominal Value	Unit	Test Method
Durometer Hardness (Shore D)	75		ASTM D2240, ISO 868

Mechanical	Nominal Value	Unit	Test Method
Flexural Modulus (73°F)	160000	psi	ASTM D790, ISO 178
Taber Abrasion Resistance
1000 Cycles, 1000 g, H-18 Wheel	85.0	mg	ASTM D1044
1000 Cycles, 1000 g, H-18 Wheel	85.0	mg	ISO 4649
Elastomers	Nominal Value	Unit	Test Method
Tensile Strength (Yield)	6600	psi	ASTM D412, ISO 37
Tensile Elongation (Break)	130	%	ASTM D412, ISO 37
Tear Strength
-- 2	954	lbf/in	ASTM D624
--	950	lbf/in	ISO 34-1
Bayshore Resilience	52	%	ASTM D2632
Impact	Nominal Value	Unit	Test Method
Notched Izod Impact			ASTM D256
-22°F, 0.125 in	1.5	ft·lb/in
73°F, 0.125 in	18	ft·lb/in

Thermal	Nominal Value	Unit	Test Method
Deflection Temperature Under Load
66 psi, Unannealed	226	°F	ASTM D648, ISO 75-2/B
264 psi, Unannealed	165	°F	ASTM D648, ISO 75-2/A
Brittleness Temperature	< -90.4	°F	ASTM D746, ISO 974
Glass Transition Temperature	-31.0	°F	DMA
Vicat Softening Temperature	284	°F	ISO 306/50, ASTM D1525 3
CLTE - Flow	5.0E-5	in/in/°F	ASTM D696

Flammability	Nominal Value		Test Method
Flame Rating	HB		UL 94

Additional Information	Nominal Value	Unit	Test Method
Compressive Load			ASTM D575
10% Deflection	4600	psi
15% Deflection	6000	psi
2% Deflection	500	psi
20% Deflection	8200	psi
25% Deflection	10000	psi
5% Deflection	2000	psi
50% Deflection	18900	psi

Injection	Nominal Value	Unit
Drying Temperature - Desiccant Dryer	239 to 248	°F
Drying Time - Desiccant Dryer	2.0	hr
Suggested Max Moisture	< 0.030	%
Suggested Shot Size	40 to 80	%
Suggested Max Regrind	20	%
Rear Temperature	430 to 450	°F
Middle Temperature	441 to 460	°F
Front Temperature	441 to 460	°F
Nozzle Temperature	441 to 466	°F
Processing (Melt) Temp	450 to 460	°F
Mold Temperature	61 to 109	°F
Injection Pressure	6000 to 15000	psi
Injection Rate	Slow-Moderate
Holding Pressure	4000 to 8000	psi
Back Pressure	50.0 to 200	psi
Screw Speed	40 to 80	rpm
Clamp Tonnage	3.0 to 5.0	tons/in2
Cushion	< 0.125	in
Screw L/D Ratio	20.0:1.0
Screw Compression Ratio	2.5:1.0 to 3.0:1.0
Extrusion	Nominal Value	Unit
Drying Temperature	239 to 248	°F
Drying Time	2.0	hr
Suggested Max Regrind	20	%
Cylinder Zone 1 Temp.	410 to 441	°F
Cylinder Zone 2 Temp.	421 to 450	°F
Cylinder Zone 3 Temp.	421 to 460	°F
Melt Temperature	450 to 469	°F
Die Temperature	430 to 469	°F

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Texin? 4215

Products are widely used in plastic modification, automotive, construction, electrical and electronic, industrial, daily necessities and other fields

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