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VANDIT POLYCRAFT PVT. LTD.
Processing Polymers Since 1987

Material PPS

About Polyphenylene Sulfide (PPS)

Polyphenylene Sulfide (PPS) is a high-performance engineering thermoplastic known for its exceptional chemical resistance, mechanical strength, and thermal stability. PPS offers excellent dimensional stability and inherent flame retardancy, making it an ideal choice for demanding applications in automotive, electronics, and industrial sectors. Its unique combination of properties allows it to replace metals and other thermoplastics in harsh environments.
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Properties of Properties of (PPS)

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Thermal Properties

Glass Transition Temperature : ~85°C
Melting Point : ~280°C
Continuous Use Temperature : Up to 200°C in most applications.
Thermal Stability : High resistance to heat and thermal degradation.
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Mechanical Properties

Tensile Strength : ~70–90 MPa (varies by grade).
Flexural Modulus : ~3–4 GPa.
Wear Resistance : Excellent under dynamic conditions.
Dimensional Stability : Minimal shrinkage and creep.
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Chemical Properties

Resistant to acids, bases, fuels, and solvents.
Hydrolysis Resistant : Performs well in wet or humid conditions.
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Electrical Properties

High dielectric strength and insulation performance.
High dielectric strength and insulation performance.
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Other Properties

Flame Retardancy: UL 94 V-0 rated without additives.
Low Outgassing : Suitable for vacuum applications.

Specifications of Polyphenylene Sulfide (PPS)

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Material Type

Semi-crystalline thermoplastic polymer.
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Density

~1.35–1.40 g/cm³.
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Hardness

~80 Shore D.
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Operating Temperature Range

-40°C to +200°C.
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Availability

Granules, sheets, rods, and custom-molded parts.

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Characteristics & Specialty of Polyphenylene Sulfide

Chemical Resistance

Inert to most chemicals, fuels, and solvents.

Thermal Performance

Excellent stability under continuous high temperatures.

Mechanical Strength

Retains rigidity and strength under stress.

Dimensional Stability

Low coefficient of thermal expansion.

Flame Resistance

Inherently flame retardant.

Lightweight

A high-performance alternative to metals.

Use Cases & Industrial Sector Applications

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Automotive

- Components for fuel systems and exhaust systems.
- Gears, bearings, and electrical connectors.
- Sensors and engine components.
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Electronics

- High-temperature electrical connectors and sockets.
- Substrates for printed circuit boards.
- Insulators for electronic components.
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Aerospace

- Lightweight structural components.
- Seals and connectors for extreme conditions.
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Chemical Processing

- Pump housings, valves, and pipes.
- Components for harsh chemical environments.
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Industrial Equipment

- Wear-resistant parts for machinery.
- Heat-resistant components for manufacturing equipment.

Other Applications

Energy

Components for renewable energy systems, such as solar and wind turbines.

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Medical Devices

High-performance parts for diagnostic and analytical equipment.

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Food Processing

FDA-compliant grades for high-temperature food handling

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Consumer Goods

Durable and lightweight components in household appliances.

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Scientific Research

Components in high-precision laboratory equipment.

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