Ecomass® Compound 4703ZD90

Ecomass® compound 4703ZD90 is a tungsten-filled thermoplastic polyurethane compound that is recommended to be used in weighting, balancing, radiation shielding and vibration dampening applications. This injection molding grade is known for its good toughness. Additionally, it functions as a nontoxic thermoplastic lead substitute.

Brand: Ecomass (150 products)

Polymer Name: Thermoplastic Polyurethane (unspecified)

Fillers Included: Tungsten

Density: 7900.0 - 7900.0 kg/m³

Processing Methods: Injection Molding, Injection Molding

Technical Data Sheet Safety Data Sheet

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Chemical Family: Polyurethanes (PU),
Thermoplastic Polyurethanes (TPU)
Fillers Included: Tungsten
Polymer Name: Thermoplastic Polyurethane (unspecified)
Technologies: Composite Materials,
Elastomers
Product Families: Composite Materials — Polymers & Resins
Thermoplastic Resins
Elastomers — Thermoplastic Elastomers
Thermoplastic Urethanes (TPU)

Features & Benefits

Labeling Claims: Non-Toxic
Materials Features: Ambient Operating Temperature,
Good Toughness,
Lead Substitute,
Low Odor,
Non-Toxic,
Vibration Damping

Applications & Uses

Markets: Consumer Goods,
Electrical & Electronics,
Healthcare & Pharma
Applications: Healthcare & Pharma — Medical
Medical Devices & Assemblies
Electrical & Electronics — Parts & Components
Housings & Enclosures
Consumer Goods — Sports & Recreation
Plastics & Elastomers End Uses: Medical Devices,
Radiation Shielding
Composites Processing Methods: Injection Molding
Plastics & Elastomers Processing Methods: Injection Molding

Properties

Color

Physical Form

Physical Properties


	Value	Units	Test Method / Conditions
Density	7.9	g/cc	ASTM D792

Mechanical Properties


	Value	Units	Test Method / Conditions
Tensile Elongation at Break	40	%	ASTM D638
Tensile Strength	17	MPa	ASTM D638
Tensile Modulus	655	MPa	ASTM D638
Izod Impact Strength (notched)	214	J/m	ASTM D256
Flexural Modulus	690	MPa	ASTM D790
Flexural Strength	21	MPa	ASTM D790

Processing Information (Injection Molding)


	Value	Units	Test Method / Conditions
Melt Temperature Range	205 - 220	°C	-
Mold Temperature Range	10 - 25	°C	-
Mold Shrinkage Rate	0.3 - 0.5	%	ASTM D955
Pre-Drying Conditions (at 85°C)	2 - 4	Hours	(do not over-dry)

Regulatory & Compliance

Certifications & Compliance: RoHS Compliant
Chemical Inventories: AICS (Australia),
DSL (Canada),
EINECS (EU),
ENCS (Japan),
IECSC (China),
KECI (Korea),
PICCS (Phillipines),
TSCA (USA)