Silver Conducting Paste

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Product Details:

Shape Paste
Purity >99% (Silver content)
Structural Formula Ag (for silver)
Storage Store in a cool, dry place; keep container tightly closed
Form Viscous Paste
Smell Mild/Neutral
HS Code 32159090
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Silver Conducting Paste Product Specifications

Chemical Name Silver Conducting Paste
Shape Paste
Classification Inorganic Compound Mixture
Type Conductive Paste
Purity >99% (Silver content)
Structural Formula Ag (for silver)
Usage Mainly for electrical and electronic device repair and manufacturing
Storage Store in a cool, dry place; keep container tightly closed
Form Viscous Paste
Smell Mild/Neutral
HS Code 32159090
Density 4.0 Gram per cubic centimeter(g/cm3)
Solubility Insoluble in water, soluble in some organic solvents
Molecular Weight 107.87 (Silver)
Main Material Silver (Ag) with resin binder
Grade Industrial
Poisonous Yes
CAS No 7440-22-4 (Silver)
Melting Point No distinct melting point, paste form
Other Names Silver Paste, Silver Ink
EINECS No 231-131-3
Application Conductive coatings, printed electronics, RFID, PCB repair, sensors, EMI shielding
Molecular Formula Ag (for silver component)
Standard Meets industrial and electronic application standards
Ph Level Neutral

Hazard Statement Avoid prolonged skin contact; use in well ventilated area
Environmental Compliance RoHS compliant
Color Silver/Gray
Packaging Size 10g, 25g, 50g, 100g tubes or jars
Shelf Life 12-24 months if unopened and stored properly
Cure Temperature Typically 80-150C
Binder Type Polymer resin based
Surface Resistance 0.05 /sq (after cure, depends on thickness)
Particle Size Nano to micron scale silver particles
Electrical Conductivity <0.01 cm (after cure)
Curing Method Heat cured or air dried, dependent on formulation
Cure Time 5-60 minutes depending on thickness and temperature
Viscosity Highly viscous paste (varies by type)
Adhesion Excellent adhesion to various substrates such as glass, ceramics, plastics, and metals

Silver Conducting Paste Trade Information

Main Export Market(s) Western Europe, Australia, Eastern Europe, Middle East, Central America, Africa, South America, Asia, North America
Main Domestic Market All India

Product Description

Chemical Name:	Silver Paste
Purity:	>99.99%
Concentration	75%
Product Number:	NCZ-PI-105
Form:	Paste
CAS Number:	7440-22-4
Storage	15C to 25C
Substrate	Suitable for Polyester, PVC, Polycarbonate or ceramic, zirconia
Curing temperature	120-150 C/30-60 min
Resistivity	1.59cm, 20C (Customizable)

Superior Conductivity and Versatile Application

Silver Conducting Paste delivers exceptional electrical conductivity, making it perfect for printed electronics, RFID antennas, and PCB repairs. Its advanced polymer resin binder ensures strong adhesion to various substrates including metals, plastics, ceramics, and glass, enabling reliable conductive coatings and sensor fabrication without the risk of lead or hazardous elements.

Efficient Curing for Industrial Use

This paste is engineered for convenient curing options: heat curing between 80150C for rapid processing, or air drying under ambient conditions, offering flexibility for both urgent production schedules and sensitive electronics. The curing duration depends on application thickness, typically spanning 560 minutes, ensuring robust electrical connections and uniform surface resistance after application.

Safe Handling and Reliable Storage

Formulated with user safety in mind, Silver Conducting Paste is non-poisonous but requires avoiding prolonged skin contact and adequate ventilation during use. It is insoluble in water but dissolves in select organic solvents, supporting easy workspace cleaning. The paste retains its shelf life for 1224 months if stored in tightly sealed containers in cool, dry environments, maintaining performance for a broad range of electronic manufacturing needs.

FAQs of Silver Conducting Paste:

Q: How do I apply Silver Conducting Paste to different substrates?

A: Carefully dispense the paste onto clean, dry surfaces such as glass, metals, ceramics, or plastics. Use a spatula, brush, or syringe for precise coating. After application, cure the paste either by heating (80150C) or allow it to air dry, following the formulation and thickness guidelines.

Q: What curing process should I use for optimal conductivity?

A: For best electrical conductivity, heat cure the paste at 80150C for 560 minutes, depending on layer thickness. Alternatively, air drying is suitable for temperature-sensitive substrates, although the curing time will be longer. Always refer to the manufacturers recommendations for specific formulation details.

Q: When is Silver Conducting Paste most beneficial in electronics manufacturing?

A: The paste is especially useful for printed electronics, PCB repair, EMI shielding, RFID, and sensor construction, offering rapid, reliable conductive pathways where soldering is impractical or where flexibility and adhesion are essential.

Q: Where should Silver Conducting Paste be stored to maximize shelf life?

A: Store the paste in a tightly closed container in a cool, dry place away from heat and direct sunlight. Proper storage conditions will preserve its usability for 1224 months when unopened.

Q: What safety precautions should be followed during usage?

A: Avoid prolonged skin contact and do not inhale vapors or dust. Operate in a well-ventilated area and wear gloves if handling large volumes. For cleaning, use recommended organic solvents and wash thoroughly after contact.

Q: How does Silver Conducting Paste benefit industrial electronic repair?

A: Its high silver purity and excellent adhesion enhance electrical performance and mechanical durability in repairs. The versatile curing options enable quick restoration of electronic circuits and components, supporting both prototyping and large-scale manufacturing.

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