Silver Pastes

Silver Pastes

AG80AUTO و AG60AUTO

we offer a range conductive silver paste for glass applications including print-based in car defogging systems, antenna and alarm circuits.

This print ready paste products are fully compatible with all advanced glass technologies.

  • High conductive
  • Reduction of consumption
  • Excellent solderability
  • High adhesive strength
  • High abrasion resistance

The following paste are supplied with standard printing viscosity. However, changes in viscosity can be made according to the specifications required by the customers.

Frapuyana Isatis company produces all kinds of silver pastes used in the car glass industry.
The table below describes the main features and technical data of these products.
The announced specifications are related to the standard materials of this company, Farapooyan Isatis is fully prepared to make changes to meet the different needs of customers. The following pastes are supplied with standard printing viscosity. However, changes in viscosity can be made according to the specifications required by the customer.

Model 

Ag80AUTO 

Ag60AUTO

Silver Content (weight %) 

(80,0 ± 0,3) 

(60,0 + 0.3)

Viscosity (kcps) 

BrookField HB DVII , spindle  CP51 Shear rate 4.0 at 25 °C

(120,0 ± 20) 

(80,0 ± 20)

Fineness 

<15μm

Silk-screen 

175-250mesh stainless or PE screen are recommended , depending  on film thickness .

Print room conditions 

Temperature =25±2°C  

Humidity>50%

Leveling Time 

at room temperature ,2-3minutes

Drying 

150 – 180°C /3 minutes

firing range (°C) 

550 – 770°C /3 minutes

Film Thickness (before fired) 

15-20 μm 

10-15 μm

Film Thickness (after fired) 

8-15μm 

3-6 μm

Sheet resistivity (mΩ/sq. at fired film-thickness)

(2.8 ± 1) at 10μ

(8.1 ± 3) at 10μm

Adhesion ( N ) 

≥130 

≥110

Shelf Life 

6 months

Storage: 

5 – 25°C 

Do not refrigerate

Soldering:

When soldering directly on the silver surface, it is recommended to use a soft solder alloy containing falx and 2% to 4% silver.

for example:

Sn/Pb/Ag (62/36/2); (50/46/4)