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Connector Seals

The physical, mechanical and insulating properties of ELASTOSIL® silicone rubber grades make them the ideal choice for automotive electrical connectors. Their excellent chemical resistance, flawless insulation and thermal cycling resistance ensure that power is delivered where it's needed – safely and reliably.

Product Recommendations

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Products
Technical data
Product properties
Appearance Hardness Shore A Tensile strength Elongation at break Tear strength Compression Set Specific Features
ELASTOSIL® LR 3003/20 TR A/B transparent transparent 22[1] 22[1] 8.3 N/mm²[2] 8.3 N/mm²[2] 870 %[3] 870 %[3] 24 N/mm[4] 24 N/mm[4] 17 %[5] 17 %[5] Food-contact, General purpose, Reduced volatile content
ELASTOSIL® LR 3003/30 A/B transparent transparent 30[1] 30[1] 7.0 N/mm²[2] 7.0 N/mm²[2] 610 %[3] 610 %[3] 21 N/mm[4] 21 N/mm[4] 10 %[5] 10 %[5] Food-contact, General purpose, Reduced volatile content
ELASTOSIL® LR 3003/40 A/B transparent transparent 40[1] 40[1] 10.0 N/mm²[2] 10.0 N/mm²[2] 610 %[3] 610 %[3] 30 N/mm[4] 30 N/mm[4] 11 %[5] 11 %[5] Food-contact, General purpose, Reduced volatile content
ELASTOSIL® LR 3003/50 A/B transparent transparent 50[1] 50[1] 10.3 N/mm²[2] 10.3 N/mm²[2] 490 %[3] 490 %[3] 26 N/mm[4] 26 N/mm[4] 13 %[5] 13 %[5] Food-contact, General purpose, Reduced volatile content
ELASTOSIL® LR 3003/60 A/B transparent transparent 60[1] 60[1] 9.8 N/mm²[2] 9.8 N/mm²[2] 340 %[3] 340 %[3] 27 N/mm[4] 27 N/mm[4] 16 %[5] 16 %[5] Food-contact, General purpose, Reduced volatile content
ELASTOSIL® LR 3003/70 A/B transparent transparent 70[1] 70[1] 9.3 N/mm²[2] 9.3 N/mm²[2] 290 %[3] 290 %[3] 20 N/mm[4] 20 N/mm[4] 16 %[5] 16 %[5] Food-contact, General purpose, Reduced volatile content
ELASTOSIL® LR 3005/30 A/B transparent transparent 30[1] 30[1] 6.0 N/mm²[2] 6.0 N/mm²[2] 610 %[3] 610 %[3] 16 N/mm[4] 16 N/mm[4] 13 %[6] 13 %[6] Fast curing, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3005/40 A/B transparent transparent 40[1] 40[1] 7.8 N/mm²[2] 7.8 N/mm²[2] 600 %[3] 600 %[3] 22 N/mm[4] 22 N/mm[4] 16 %[6] 16 %[6] Fast curing, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3005/50 A/B transparent transparent 50[1] 50[1] 8.7 N/mm²[2] 8.7 N/mm²[2] 500 %[3] 500 %[3] 24 N/mm[4] 24 N/mm[4] 15 %[6] 15 %[6] Fast curing, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3005/60 A/B transparent transparent 60[1] 60[1] 9.5 N/mm²[2] 9.5 N/mm²[2] 380 %[3] 380 %[3] 28 N/mm[4] 28 N/mm[4] 15 %[6] 15 %[6] Fast curing, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3005/70 A/B transparent transparent 70[1] 70[1] 8.5 N/mm²[2] 8.5 N/mm²[2] 330 %[3] 330 %[3] 23 N/mm[4] 23 N/mm[4] 19 %[6] 19 %[6] Fast curing, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3065/30 A/B transparent transparent 30[1] 30[1] 7.5 N/mm²[2] 7.5 N/mm²[2] 650 %[3] 650 %[3] 24 N/mm[4] 24 N/mm[4] 17 %[6] 17 %[6] Low compression set without post-cure, Low coefficient of friction, Reduced volatile content
ELASTOSIL® LR 3065/50 A/B transparent transparent 50[1] 50[1] 9.0 N/mm²[2] 9.0 N/mm²[2] 460 %[3] 460 %[3] 31 N/mm[4] 31 N/mm[4] 15 %[6] 15 %[6] Low compression set without post-cure, Low coefficient of friction, Reduced volatile content
ELASTOSIL® LR 3072/30 A/B opaque opaque 30[1] 30[1] 7.4 N/mm²[2] 7.4 N/mm²[2] 710 %[3] 710 %[3] 17 N/mm[4] 17 N/mm[4] 27 %[7] 27 %[7] Self-adhesive, Oil bleeding
ELASTOSIL® LR 3072/40 A/B opaque opaque 40[1] 40[1] 8.8 N/mm²[2] 8.8 N/mm²[2] 620 %[3] 620 %[3] 21 N/mm[4] 21 N/mm[4] 21 %[7] 21 %[7] Self-adhesive, Oil bleeding
ELASTOSIL® LR 3072/50 A/B opaque opaque 50[1] 50[1] 8.6 N/mm²[2] 8.6 N/mm²[2] 510 %[3] 510 %[3] 23 N/mm[4] 23 N/mm[4] 12 %[7] 12 %[7] Self-adhesive, Oil bleeding
ELASTOSIL® LR 3675/30 A/B transparent transparent 30[1] 30[1] 8.0 N/mm²[2] 8.0 N/mm²[2] 760 %[3] 760 %[3] 25 N/mm[4] 25 N/mm[4] 14 %[7] 14 %[7] Self-adhesive, Low coefficient of friction
ELASTOSIL® LR 3675/50 A/B transparent transparent 50[1] 50[1] 7.8 N/mm²[2] 7.8 N/mm²[2] 410 %[3] 410 %[3] 33 N/mm[4] 33 N/mm[4] 12 %[7] 12 %[7] Self-adhesive, Low coefficient of friction
ELASTOSIL® LR 3803/50 A/B opaque opaque 50[1] 50[1] 7.4 N/mm²[2] 7.4 N/mm²[2] 460 %[3] 460 %[3] 39 N/mm[4] 39 N/mm[4] 10 %[6] 10 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3814/30 A/B off-white off-white 30[1] 30[1] 6.8 N/mm²[2] 6.8 N/mm²[2] 680 %[3] 680 %[3] 20 N/mm[4] 20 N/mm[4] 18 %[6] 18 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3814/50 A/B off-white off-white 50[1] 50[1] 8.2 N/mm²[2] 8.2 N/mm²[2] 450 %[3] 450 %[3] 34 N/mm[4] 34 N/mm[4] 15 %[6] 15 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3833/50 A/B white white 50[1] 50[1] 7.5 N/mm²[2] 7.5 N/mm²[2] 460 %[3] 460 %[3] 38 N/mm[4] 38 N/mm[4] 7 %[6] 7 %[6] Ultra-low compression set, Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3841/50 A/B opaque opaque 50[1] 50[1] 9.0 N/mm²[2] 9.0 N/mm²[2] 490 %[3] 490 %[3] 30 N/mm[4] 30 N/mm[4] 13 %[6] 13 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3842/40 A/B opaque opaque 40[1] 40[1] 8.0 N/mm²[2] 8.0 N/mm²[2] 610 %[3] 610 %[3] 25 N/mm[4] 25 N/mm[4] 13 %[6] 13 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3842/50 A/B opaque opaque 50[1] 50[1] 8.5 N/mm²[2] 8.5 N/mm²[2] 460 %[3] 460 %[3] 37 N/mm[4] 37 N/mm[4] 12 %[6] 12 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3842/60 A/B opaque opaque 60[1] 60[1] 9.2 N/mm²[2] 9.2 N/mm²[2] 420 %[3] 420 %[3] 32 N/mm[4] 32 N/mm[4] 13 %[6] 13 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3842/70 A/B opaque opaque 68[1] 68[1] 8.5 N/mm²[2] 8.5 N/mm²[2] 350 %[3] 350 %[3] 28 N/mm[4] 28 N/mm[4] 16 %[6] 16 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3843/30 A/B opaque opaque 30[1] 30[1] 8.0 N/mm²[2] 8.0 N/mm²[2] 680 %[3] 680 %[3] 22 N/mm[4] 22 N/mm[4] 16 %[6] 16 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3844/30 A/B opaque opaque 30[1] 30[1] 7.2 N/mm²[2] 7.2 N/mm²[2] 700 %[3] 700 %[3] 22 N/mm[4] 22 N/mm[4] 15 %[6] 15 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3844/40 A/B opaque opaque 40[1] 40[1] 8.0 N/mm²[2] 8.0 N/mm²[2] 550 %[3] 550 %[3] 24 N/mm[4] 24 N/mm[4] 13 %[6] 13 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3844/50 A/B opaque opaque 50[1] 50[1] 8.5 N/mm²[2] 8.5 N/mm²[2] 500 %[3] 500 %[3] 36 N/mm[4] 36 N/mm[4] 14 %[6] 14 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3846/20 A/B opaque opaque 21[1] 21[1] 6.1 N/mm²[2] 6.1 N/mm²[2] 800 %[3] 800 %[3] 16 N/mm[4] 16 N/mm[4] 16 %[6] 16 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3846/30 A/B opaque opaque 30[1] 30[1] 7.0 N/mm²[2] 7.0 N/mm²[2] 750 %[3] 750 %[3] 19 N/mm[4] 19 N/mm[4] 15 %[6] 15 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3856/20 A/B opaque opaque 21[1] 21[1] 6.2 N/mm²[2] 6.2 N/mm²[2] 850 %[3] 850 %[3] 16 N/mm[4] 16 N/mm[4] 18 %[6] 18 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® LR 3856/30 A/B opaque opaque 32[1] 32[1] 6.5 N/mm²[2] 6.5 N/mm²[2] 600 %[3] 600 %[3] 25 N/mm[4] 25 N/mm[4] 14 %[6] 14 %[6] Fast curing, Oil bleeding, Low compression set without post-cure, Reduced volatile content
ELASTOSIL® R plus 4806/20 MH - - 23[1] 23[1] 6.3 N/mm²[2] 6.3 N/mm²[2] 880 %[3] 880 %[3] 15 N/mm[4] 15 N/mm[4] 14 %[8] 14 %[8] Oil bleeding, One-component, Addition Curing
ELASTOSIL® R plus 4846/30 MH - - 30[1] 30[1] 10.8 N/mm²[2] 10.8 N/mm²[2] 1100 %[3] 1100 %[3] 34 N/mm[4] 34 N/mm[4] 19 %[8] 19 %[8] Oil bleeding, One-component, Addition Curing
Legend
[1] Hardness Shore A | DIN ISO 48-4,  [2] Tensile strength | ISO 37 type 1,  [3] Elongation at break | ISO 37 type 1,  [4] Tear strength | ASTM D 624 B,  [5] Compression Set | 22 h | 175 °C | DIN ISO 815-1 type B method A | post-cured 6 h / 200 °C,  [6] Compression Set | 22 h | 175 °C | DIN ISO 815-1 type B method A,  [7] Compression Set | 22 h | 125 °C | DIN ISO 815-1 type B method A,  [8] Compression Set | 22 h | 175 °C | DIN ISO 815-1 type B method A | post-cured 4 h / 200 °C,  [] Suited,  [] Well suited,  [] Ideally suited