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Lighting

Highly transparent liquid silicone rubber and room-temperature-curing silicone elastomers from WACKER support new designs and production methods in lighting technology. A global manufacturer of silicone products, WACKER offers a comprehensive portfolio of products and services for applications in the fields of chip encapsulation, lens fabrication, and light guides.

Applications:

  • Primary and secondary optics
  • Light and lighting technology
  • Sensors
  • Optical lenses
  • Optical coupling elements
  • SOG (silicone on glass)

Benefits:

  • Broad range of temperatures from -50 to 150 °C
  • Excellent weathering and UV resistance
  • Very good chemical resistance
  • Outstanding dielectric properties that remain largely constant over a wide range of temperatures and frequencies (-50 to 180 °C)
  • Water-repellent surfaces and low moisture absorption
  • High chemical purity

Product Recommendations

Table is scrollable
Products
Technical data
Product properties
Appearance Hardness Shore A Tear strength Viscosity, dynamic Tensile strength Elongation at break Resistance Regulation Product Rheology Specific Features Crosslinking Property Vulcanizate
ELASTOSIL® A59 GRAY - - 20[8] 20[8] 3.0 N/mm[1] 3.0 N/mm[1] 40000 mPa·s[3] 40000 mPa·s[3] 1.2 N/mm²[9] 1.2 N/mm²[9] 300 %[13] 300 %[13] Oil resistant, Heat resistant - Self-levelling - - -
ELASTOSIL® E10 ROT - - 25[8] 25[8] 8.0 N/mm[1] 8.0 N/mm[1] - - 2.5 N/mm²[10] 2.5 N/mm²[10] 300 %[14] 300 %[14] Heat resistant Solvent-free Flowable - - -
ELASTOSIL® E14 Red - - 32[8] 32[8] 7 N/mm[1] 7 N/mm[1] - - 2.5 N/mm²[9] 2.5 N/mm²[9] 400 %[13] 400 %[13] Heat resistant MIL-A 46106 grade Non-slump - - -
ELASTOSIL® E4 - - 15[8] 15[8] 7.3 N/mm[1] 7.3 N/mm[1] - - 2 N/mm²[11] 2 N/mm²[11] 750 %[15] 750 %[15] - - Non-slump - - -
ELASTOSIL® E41 TRANSPARENT - - 40[8] 40[8] 11.5 N/mm[1] 11.5 N/mm[1] 100000 mPa·s[4] 100000 mPa·s[4] 6.0 N/mm²[11] 6.0 N/mm²[11] 350 %[15] 350 %[15] - - Self-levelling - - -
ELASTOSIL® E43 BLACK - - 30[8] 30[8] 11.5 N/mm[1] 11.5 N/mm[1] 250000 mPa·s[5] 250000 mPa·s[5] 6.5 N/mm²[12] 6.5 N/mm²[12] 500 %[16] 500 %[16] - Solvent-free - - - -
ELASTOSIL® E43 N TRANSPARENT - - 30[8] 30[8] - - - - 7.8 N/mm²[9] 7.8 N/mm²[9] 450 %[13] 450 %[13] - - Thixotropic - - -
ELASTOSIL® E43 TRANSPARENT - - 30[8] 30[8] 11.5 N/mm[1] 11.5 N/mm[1] 250000 mPa·s[6] 250000 mPa·s[6] 6.50 N/mm²[11] 6.50 N/mm²[11] 500 %[15] 500 %[15] - Solvent-free - - - -
ELASTOSIL® E47 TRANSPARENT - - 37[8] 37[8] 10 N/mm[1] 10 N/mm[1] 600000 mPa·s[6] 600000 mPa·s[6] 4.5 N/mm²[12] 4.5 N/mm²[12] 450 %[16] 450 %[16] - MIL-A 46106 grade Non-slump, Thixotropic - - -
ELASTOSIL® E50 N TRANSPARENT - - 35[8] 35[8] - - - - 2.6 N/mm²[9] 2.6 N/mm²[9] 200 %[13] 200 %[13] - MIL-A 46106 grade - - - -
ELASTOSIL® N 2010 - - 25[8] 25[8] - - 10.000 mPa·s[7] 10.000 mPa·s[7] 1 N/mm²[10] 1 N/mm²[10] 200 %[17] 200 %[17] - - Shear thinning, Self-levelling - - -
ELASTOSIL® N 2199 - - 30[8] 30[8] 6.5 N/mm[1] 6.5 N/mm[1] 950000 mPa·s[5] 950000 mPa·s[5] 2.5 N/mm²[10] 2.5 N/mm²[10] 400 %[17] 400 %[17] - - Non-slump - - -
ELASTOSIL® N9111 BLACK - - 30[8] 30[8] 8.5 N/mm[2] 8.5 N/mm[2] 1000000 mPa·s[6] 1000000 mPa·s[6] 2.0 N/mm²[10] 2.0 N/mm²[10] 450 %[14] 450 %[14] - Flame retardant Non-slump, Thixotropic - - -
ELASTOSIL® N9111 GREY - - 30[8] 30[8] 10 N/mm[2] 10 N/mm[2] 1000000 mPa·s[6] 1000000 mPa·s[6] 2.2 N/mm²[10] 2.2 N/mm²[10] 500 %[14] 500 %[14] - - Non-slump, Thixotropic - - -
ELASTOSIL® N9111 WHITE - - 30[8] 30[8] 10 N/mm[2] 10 N/mm[2] 900000 mPa·s[5] 900000 mPa·s[5] 2.20 N/mm²[10] 2.20 N/mm²[10] 500 %[14] 500 %[14] - Flame retardant Non-slump, Thixotropic - - -
ELASTOSIL® RT 778 - - 50[8] 50[8] 7.0[1] 7.0[1] - - 3.5 N/mm²[9] 3.5 N/mm²[9] 120 %[13] 120 %[13] Heat resistant - Shear thinning, Non-slump - Condensation-curing, Two-component, Fast curing at room temperature Self-adhesive, Electrically insulating
LUMISIL® LR 7601/70 A/B high transparent high transparent 70[8] 70[8] 10 N/mm[1] 10 N/mm[1] - - 10.0 N/mm²[9] 10.0 N/mm²[9] 90 %[13] 90 %[13] - - - Low volatile, Food-contact, Highly transparent, Reduced volatile content - -
SILRES® H44 - - - - - - - - - - - - - - - Solvent-free, Heat resistant, Condensation-curing, Hydrophobic, UV & weathering-resistant, Electrically insulating - -
Legend
[1] Tear strength | ASTM D 624 B,  [2] Tear strength | ASTM D 624 B | 23°C / 2mm,  [3] Viscosity, dynamic | 25 °C | DIN EN ISO 3219,  [4] Viscosity, dynamic D = 1 1/s | 25 °C | DIN EN ISO 3219,  [5] Viscosity, dynamic D = 0,5 1/s | 25 °C | DIN EN ISO 3219,  [6] Viscosity, dynamic D = 0.5 1/s | 25 °C | DIN EN ISO 3219,  [7] Viscosity, dynamic | 25 1/s | ISO 3219,  [8] Hardness Shore A | DIN ISO 48-4,  [9] Tensile strength | ISO 37 type 1,  [10] Tensile strength | ISO 37 | Type 3 / 23°C / 2mm,  [11] Tensile strength | ISO 37 type 1 | Type 3 / 23°C / 2mm,  [12] Tensile strength | ISO 37 type 1 | Type 3 /23°C / 2mm,  [13] Elongation at break | ISO 37 type 1,  [14] Elongation at break | ISO 37 | Type 3 / 23°C / 2mm,  [15] Elongation at break | ISO 37 type 1 | Type 3 / 23°C / 2mm,  [16] Elongation at break | ISO 37 type 1 | Type 3 /23°C / 2mm,  [17] Elongation at break | ISO 37,  [] Suited,  [] Well suited,  [] Ideally suited 

Additional Information