09120243055 mirbozorgisaeid68@gmail.com

Polyamide PA

Name: پلی آمید (PA) | ورق، میله، لوله | مشخصات فنی، قیمت و کاربردها
Rating: 4.4 (100 reviews)

home
Polyamide PA

product title

Polyamide PA

category : polyamide
tag : Polyamide PA66
Production date : 24 اسفند 1403
Dimensions :
type : Polyamide PA
comments count : 0
price : 1,111 Toman
off : 5%

Product Description

Polyamide (PA) – High-Performance Engineering Plastic

Introduction

Polyamide (PA), commonly known as Nylon, is a versatile engineering thermoplastic renowned for its exceptional mechanical strength, wear resistance, and thermal stability. Available in various grades such as PA6, PA66, PA11, and reinforced types like PA GF (glass-filled) and PA MO (molybdenum-filled), polyamide is offered in forms including sheets, rods, tubes, and bushings.

Technical Specifications

Property	Value/Description
Density	1.01 – 1.14 g/cm³
Melting Point	178°C (PA12) to 260°C (PA66)
Glass Transition Temp.	37°C (PA12) to 60°C (PA6, PA66)
Water Absorption	0.2% (PA12) to 3.5% (PA6)
Tensile Strength	60 – 90 MPa
Elongation at Break	20% – 60%
Hardness (Rockwell)	R80 – R120
Thermal Conductivity	0.25 W/m·K
Electrical Resistivity	10¹² – 10¹⁴ Ω·cm
UV Resistance	Moderate to Low (improved with additives)

Types of Polyamide

Type	Description & Applications
PA6 (Nylon 6)	High toughness and impact resistance; used in gears, bearings, and automotive parts.
PA66 (Nylon 66)	Higher melting point and stiffness; ideal for high-temperature applications.
PA11	Bio-based, excellent chemical resistance; used in automotive fuel lines and pneumatic tubing.
PA12	Low moisture absorption, good flexibility; suitable for cable sheathing and medical devices.
PA GF	Glass fiber-reinforced; enhanced strength and dimensional stability for structural components.
PA MO	Molybdenum disulfide-filled; improved wear resistance and lower friction for sliding parts.

Advantages

High Mechanical Strength: Excellent load-bearing capacity and impact resistance.
Wear Resistance: Suitable for applications involving friction and abrasion.
Thermal Stability: Maintains properties over a wide temperature range.
Chemical Resistance: Resistant to oils, fuels, and many solvents.
Electrical Insulation: Good dielectric properties for electrical applications.
Lightweight: Approximately 20% lighter than rigid PVC.
Machinability: Easily machined into complex shapes with tight tolerances.

Disadvantages

Moisture Sensitivity: High water absorption can affect dimensional stability and mechanical properties.
Chemical Limitations: Less resistant to strong acids and bases compared to some other plastics.
Shrinkage: Significant shrinkage during molding processes.
UV Degradation: Susceptible to degradation under prolonged UV exposure without stabilizers.
Stress Cracking: Prone to cracking under high stress if not properly designed.

Applications

Automotive: Engine covers, fuel lines, and under-the-hood components.
Electrical & Electronics: Connectors, insulators, and cable sheathing.
Industrial Machinery: Gears, bearings, bushings, and rollers.
Consumer Goods: Sporting equipment, textiles, and household appliances.
Medical Devices: Catheters, surgical instruments, and prosthetics.

FAQs

Q1: What is the difference between PA6 and PA66?
A1: PA6 offers better impact resistance and flexibility, while PA66 provides higher stiffness and thermal resistance.

Q2: Is polyamide suitable for outdoor applications?
A2: Standard polyamides are susceptible to UV degradation; however, UV-stabilized grades are available for outdoor use.

Q3: Can polyamide be used in food contact applications?
A3: Certain grades, such as PA11 and PA12, are approved for food contact applications due to their chemical resistance and low moisture absorption.

Q4: How does moisture affect polyamide properties?
A4: Moisture absorption can lead to dimensional changes and reduced mechanical strength; selecting low-absorption grades like PA12 can mitigate this issue.

Q5: What are the machining considerations for polyamide?
A5: Polyamide machines well but requires sharp tools and controlled speeds to prevent heat buildup and ensure dimensional accuracy.

SEO Metadata

SEO Title: Polyamide (PA) Sheets, Rods & Tubes | High-Performance Nylon Materials
Meta Description: Explore our range of Polyamide (PA) products, including PA6, PA66, PA11, and reinforced grades. Ideal for automotive, electrical, and industrial applications.
Short Description: High-quality Polyamide (PA) materials available in various grades and forms, offering exceptional strength, wear resistance, and thermal stability.
Keywords: Polyamide, PA6, PA66, PA11, PA12, Nylon, engineering plastic, high-performance plastic, wear-resistant plastic, thermal-resistant plastic, industrial plastic materials.