Description
PFA Resin for Plastic Injection Process is a high-performance perfluoroalkoxy fluoropolymer engineered for precision injection molding. It combines exceptional chemical resistance, high thermal stability, and excellent melt flow, enabling the production of complex, high-purity components for demanding industrial applications.
Injection molding of fluoropolymers places stringent demands on material performance, including melt stability, flow behavior, thermal endurance, and purity. PFA resin is widely regarded as one of the most suitable fluoropolymers for injection molding due to its ability to maintain excellent properties while being processed as a true thermoplastic.
From a processing standpoint, this PFA injection grade exhibits stable melt flow and a wide processing window. Compared with PTFE, which cannot be injection molded, PFA allows precise control during plastic injection processes, making it possible to manufacture complex geometries, thin-wall parts, and high-precision components with consistent quality. Its excellent thermal stability minimizes degradation during high-temperature molding cycles, supporting reliable and repeatable production.
In terms of chemical performance, PFA resin offers near-universal chemical resistance. It withstands strong acids, bases, solvents, and oxidizing agents across a wide temperature range. This makes injection-molded PFA components ideal for applications involving aggressive chemicals, high-purity fluids, and corrosive processing environments.
Mechanically, PFA provides a strong balance of toughness, flexibility, and creep resistance. Injection-molded parts maintain structural integrity under mechanical stress and thermal cycling, reducing the risk of cracking or deformation during long-term service. In addition, the resin's low friction coefficient and excellent surface finish contribute to reduced particle generation and improved flow characteristics in fluid-handling systems.
PFA resin is also valued for its high purity and low extractables, which is critical for semiconductor manufacturing, chemical processing, and pharmaceutical applications. The material does not contaminate process media, supporting stringent purity and cleanliness requirements.
Specification
|
Item |
Standard |
Unit |
Data |
|
Appreance |
-- |
-- |
Translucent particle |
|
Density |
ASTM D792 |
g/cm3 |
2.12-2.17 |
|
Melting Point |
℃ |
300-310 |
|
|
Melt Flow Rate |
ASTM D1238 |
g/10min |
8-15 |
|
Tensile Strength≥ |
ASTM D638 |
Mpa |
32 |
|
Elongation at Break ≥ |
ASTM D638 |
% |
350 |
|
Volatile < |
% |
0.01 |
|
|
HD961 is used for insulation jacket of wire and cable, pipe based on extrusion process, also can be used for the injection process for moulding purpose. |
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|
Cautions: The process temperature should not exceed 425℃ to prevent PFA decomposition and equipment corrosion. |
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Typical Applications
● Injection-molded chemical processing components
● Semiconductor and electronics fluid-handling parts
● Valves, fittings, and connectors
● High-purity containers and housings
● Precision industrial molded parts
Advantages
● Features: Injection-moldable PFA resin, high thermal stability, excellent melt flow, ultra-high chemical resistance.
● Advantages: Precise molding of complex parts, stable processing, and long-term performance reliability.
● Benefits: Extended component service life, reduced maintenance, improved process safety, and higher manufacturing yield.
● Evidence: Injection-molded PFA components are widely used in semiconductor fluid systems, chemical equipment, and high-purity industrial applications, with performance validated under extreme chemical and thermal conditions.
This PFA resin can be supplied in grades tailored for different injection molding machines, part geometries, and performance requirements.
Characteristics Platform
Quality Control
Packagings
25kg/woven bag, 800kg/pallet
Workshop Gallery
Customer Cases
FAQ
Q1: Why is PFA suitable for plastic injection molding?
A: PFA combines excellent melt processability with outstanding chemical and thermal resistance, enabling precise injection molding of complex fluoropolymer parts.
Q2: How does PFA compare with PTFE in injection molding?
A: Unlike PTFE, PFA is a true thermoplastic and can be injection molded, while still offering similar chemical resistance.
Q3: What processing temperatures are required for PFA injection molding?
A: PFA typically requires high processing temperatures, often above 300°C, depending on the grade and part design.
Q4: Is PFA suitable for high-purity applications?
A: Yes. PFA has very low extractables and is widely used in semiconductor, pharmaceutical, and chemical processing industries.
Q5: Can PFA resin be customized for different injection molding needs?
A: Yes. Melt flow, molecular weight, and mechanical properties can be tailored to suit specific mold designs and processing conditions.
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