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Silicone Selection Guide

Current Selection
One-part or two-part silicone?

  • Adhesive sealing
  • Potting & encapsulating up to 1/4″ deep

  • Potting & encapsulating over 1/4″ deep

Current Selection

  • One Part
Do you require a non-corrosive product?

  • Suitable for use with sensitive electronics

  • May cause corrosion during cure

Current Selection

  • One Part
  • Non-corrosive
Do you require a paste or a flowable silicone?

  • Good for adhering to vertical surfaces
  • High viscocity

  • Good for flowing into hard to reach areas
  • Self-leveling

Current Selection

  • One Part
  • Non-corrosive
  • Paste
Do you require thermal conductivity?

  • Flame retardant
  • High strength
  • Fast cure

  • For bonding capacitors, resistors and integrated circuits to PCBs
  • For sealing exposed wiers, faying surfaces, connectors

Current Selection

  • One Part
  • Non-corrosive
  • Paste
  • Thermally Conductive
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
1032 Color: White Thermally Conductive Neutral 60 3.0
(426)		 20
(500)		 4 @ 60Hz -55 to 200
3941 Color: White Thermally Conductive AC 60 3.0
(426)		 20
(500)		 4 @ 60Hz -55 to 200

Current Selection

  • One Part
  • Non-corrosive
  • Paste
  • General use adhesive
Do you need to meet military specifications?

Current Selection

  • One Part
  • Non-corrosive
  • Paste
  • General use adhesive
  • Meets MIL-A-46146B
  • UL HB Recognized
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
162 Color: White Electronics ALNC 35 3.73
(550)		 18
(450)		 2.8 @ 60Hz -60 to 205

Current Selection

  • One Part
  • Non-corrosive
  • Paste
  • Marine application
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
6708 Color: Translucent Economical, General Use MANC 18 1.57
(225)		 16
(410)		 2.9 @ 60Hz -60 to 204

Current Selection

  • One Part
  • Non-corrosive
  • Flowable
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
160 Color: White Thin section PCB coating ALNC 35 3.73
(550)		 20
(500)		 2.8 @ 60Hz -60 to 205

Current Selection

  • One Part
  • General Use
Do you require a thick or thin silicone?

  • Good for adhering to vertical surfaces
  • High viscocity

  • Good for flowing into hard to reach areas
  • Self-leveling

Current Selection

  • One Part
  • General Use
  • Paste
Do you require a high temperature rating?

  • Useful temp. range of -60°C to 260°C (-75°F to 500°F)

  • Useful temp. range of -60°C to 205°C (-75°F to 400°F)

Current Selection

  • One Part
  • General Use
  • Paste
  • High Temperature
  • Meets MIL-A-46106
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
160 Color: Red Extreme high temperature AC 30 2.55
(375)		 19.7
(500)		 2.8 @ 60Hz -54 to 260

Current Selection

  • One Part
  • General Use
  • Paste
  • High Strength
  • Meets MIL-A-46106, MIL-S-47162, MIL-S-14112
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
102 Color: White High perf. assembly AC 30 2.75
(400)		 19.7
(500)		 2.8 @ 60Hz -60 to 205
103 Color: White High perf. assembly AC 30 2.75
(400)		 19.7
(500)		 2.8 @ 60Hz -60 to 205
108 Color: Translucent High perf. assembly AC 30 2.75
(400)		 19.7
(500)		 2.8 @ 60Hz -60 to 205

Current Selection

  • One Part
  • General Use
  • Flowable
  • Self-leveling
  • Meets MIL-A-46106, group 1, type 2
  • UL File no. E-36952
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
112 Color: White High perf. assembly AC 45 2.20
(325)		 16
(400)		 2.8 @ 60Hz -60 to 205
118 Color: Translucent High perf. assembly AC 45 2.20
(325)		 16
(400)		 2.8 @ 60Hz -60 to 205

Current Selection

  • Two Part (non-corrosive)
Do you require a paste or a flowable silicone?

  • Good for adhering to vertical surfaces
  • High viscocity

  • Good for flowing into hard to reach areas
  • Self-leveling

Current Selection

  • Two Part
  • Non-corrosive
  • Paste
  • High Temperature
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
88 Color: Red Extreme high temperature Cond. 58 5.79
(830)		 17.4
(440)		 4.3 @ 1kHz -54 to 260

Current Selection

  • Two Part (non-corrosive)
  • Flowable
Do you require an optically clear product?

  • For potting solar cells, optical instruments and other applications requiring visual identification

  • Full clarity not required

Current Selection

  • Two Part
  • Non-corrosive
  • Flowable
  • Optically clear
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
615 Color: Translucent Optically clear Add. 44 6.37
(920)		 19.7
(500)		 2.89 @ 1kHz -60 to 204

Current Selection

  • Two Part (non-corrosive)
  • Flowable
Do you require thermal conductivity?

  • Flame retardant
  • High strength

Current Selection

  • Two Part
  • Non-corrosive
  • Flowable
  • Thermally conductive
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
3331 Color: Gray Thermally Conductive Add. 60 3.24
(426)		 26
(661)		 3.3 @ 60Hz -60 to 200

Current Selection

  • Two Part (non-corrosive)
  • Flowable
Do you require a high strength product?

  • Tensile strength of 820 psi

Current Selection

  • Two Part
  • Non-corrosive
  • Flowable
  • High strength
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
630 Color: Blue High strength Add. 60 5.69
(820)		 17.7
(450)		 3.2 @ 1kHz -60 to 204

Current Selection

  • Two Part (non-corrosive)
  • Flowable
Does your product require resistance to extreme temperatures?

  • Useful temp. range of -54 C to 260 C (-65 F to 500 F)

Current Selection

  • Two Part
  • Non-corrosive
  • Flowable
  • High Temperature
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
60 Color: Red Extreme high temperature Cond. 57 6.86
(990)		 17.7
(450)		 4.0 @ 1kHz -54 to 260

Current Selection

  • Two Part (non-corrosive)
  • Flowable
Do you require a product that adheres without a primer?

Current Selection

  • Two Part
  • Non-corrosive
  • Flowable
  • Primerless adhesion
The following silicones will be suitable for your task:

Part Number Color Description Cure Type Hardness Shore A Tensile Strength MPa (psi) Dielectric Strength kV/mm (V/mil) Dielectric Constant Useful Temperature Range °C (°F)
12 Color: Translucent General potting Cond. 18 2.16
(310)		 20.3
(515)		 3.8 @ 1kHz -54 to 204

Current Selection

  • Two Part
  • Non-corrosive
  • Flowable
  • General use
The following silicones will be suitable for your task:

Electronics Applications
Part Number Color Description Cure Type Hardness – Shore A Tensile Strength – MPa (psi) Dielectric Strength – kV/mm (V/mil) Dielectric Constant Useful Temperature Range – °C (°F)
11 Color: White Electrical potting Cond. 41 2.06
(300)		 20.3
(515)		 3.3 @ 1 kHz -54 to 204