ASA Granule

ASA Granule Specification

Ph Level
Neutral (pH 7)

Poisonous
Non-Poisonous

Grade
Injection Molding Grade / Extrusion Grade

Smell
No Significant Odor

Physical Form
Granules

Density
1.10 Gram per cubic centimeter(g/cm3)

Shape
Cylindrical / Spherical

Particle Size
25 mm (Granule size)

Molecular Formula
(C8H7NO)n-(C8H8)n-(C5H8O2)n

Structural Formula
N/A (Copolymer)

Application
Automotive Exterior Parts, Outdoor Furniture, Building Profiles, Electronic Housings

Other Names
ASA Resin, Acrylonitrile Styrene Acrylate Polymer

Solubility
Insoluble in Water, Soluble in Organic Solvents

Boiling point
Not Applicable (Polymer)

Molecular Weight
Variable (Polymeric Material)

Taste
Odorless

Shelf Life
1224 Months

Melting Point
210230C

Chemical Name
Acrylonitrile Styrene Acrylate (ASA) Granule

CAS No
26271-64-3

Type
Thermoplastic Resin

Color
White, Off-white, or Customized

EINECS No
247-557-0

Usage
Injection Molding, Extrusion, Automotive Parts, Construction Materials, Consumer Products

Purity(%)
>99%

Storage
Cool, Dry Place; Avoid Direct Sunlight

Appearance
Opaque Granules

Water Absorption
<0.3%

RoHS Compliance
Compliant

Thermal Stability
Good

Flammability
Self-extinguishing

Impact Strength
High

Weatherability
Superior

UV Resistance
Excellent

Shrinkage Rate
0.40.7%

Processing Temperature
230260C

Recyclability
Yes

Flexural Strength
5570 MPa

Tensile Strength
3850 MPa

About ASA Granule

Physicochemical Properties

Item	Test Method	Data	Unit
Melt Flow Rate	ASTM D-1238	14.6	g/10min
Water Absorption	ASTM D-570	0.3	%
specific gravity	ASTM D-792	1.08
Shrink rate	ASTM D-955	0.002-0.004	%
Flexural Strength	ASTM D-790	1120	kg/cm
Rockwell hardness	ASTM D-785	98	M scale
Strength of extension	ASTM D-638	660	kg/cm
Flexural modulus	ASTM D-790	7	%
Tensile Strength	ASTM D-638	46	kg/cm
The IZOD notched impact strength	ASTM D-256	19	Kj/m2
Vicat Softening Point	ASTM D-1525	97
Heat Deflection Temp	ASTM-D-648	83
Combustibility	UL 94	HB	CLASS

Exceptional Durability and Versatility

ASA Granule demonstrates superior resistance to UV rays and outdoor weather, ensuring longevity for products exposed to harsh environments. Its robust impact strength and moderate shrinkage rate contribute to reliable accuracy during molding, making it a preferred choice for manufacturers in automotive, construction, and consumer goods sectors.

Safe and Environmentally Responsible

ASA Granule exhibits self-extinguishing flammability and complies with RoHS standards, supporting safe usage in electrical and electronic components. Its excellent recyclability and non-poisonous nature make it an environmentally friendly option for responsible manufacturers, distributors, and exporters across various industries.

FAQs of ASA Granule:

Q: How is ASA Granule typically processed in manufacturing?

A: ASA Granule is best processed using injection molding or extrusion methods at temperatures between 230260C. These techniques help create durable automotive parts, building profiles, and consumer products with precise dimensions and excellent surface finish.

Q: What are the main benefits of choosing ASA Granule for outdoor applications?

A: The granules superior weatherability and excellent UV resistance ensure minimal degradation and color fading in outdoor environments. Its high impact strength adds extra durability, making it ideal for outdoor furniture, building profiles, and automotive exterior parts.

Q: Where is ASA Granule predominantly used?

A: ASA Granule finds widespread use in the automotive industry for exterior components, in construction for window profiles and building materials, as well as in consumer products like outdoor furniture, and electronic housings due to its resilience and aesthetic versatility.

Q: What safety features does ASA Granule offer in finished products?

A: ASA Granule has a self-extinguishing property and complies with RoHS standards, making it suitable for applications requiring fire safety and environmental compliance, such as electrical housings and consumer electronics.

Q: When should ASA Granule be chosen over other polymer resins?

A: ASA Granule is preferred when high impact strength, resistance to UV and weather, and excellent thermal stability are needed, especially for products exposed to outdoor conditions or stringent safety requirements.

Q: How should ASA Granule be stored to maintain its quality?

A: It should be stored in a cool, dry place, away from direct sunlight, to preserve its purity and physical integrity over its shelf life of 1224 months.

Q: What is the recyclability status of ASA Granule and its impact on sustainability?

A: ASA Granule is recyclable, facilitating sustainable manufacturing practices and contributing to reduced environmental impact for manufacturers and consumers seeking environmentally responsible solutions.

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