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LOCTITE 38050 Rubber Toughened Adhesive

LOCTITE 380 is a versatile rubber toughened cyanoacrylate adhesive known for its flexibility and strong bonding capabilities. This one-part adhesive is ideal for applications requiring resistance to shock and vibration, and offers enhanced peel strength. It bonds effectively to a variety of substrates including metals, plastics, and rubbers. Proper surface preparation, including cleaning and degreasing, is recommended for optimal performance. While full strength develops within 24 hours, curing continues for at least 24 hours before full chemical/solvent resistance is achieved.

Authorized Distributors
Source:Newark
Part No:38050
Stock:9
Inv Date:06-20-2026
Price: Unit price: $74.45
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Source:DigiKey
Part No:3805.0
Stock:0
Inv Date:06-20-2026
Price: Unit price: $5.89
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Source:DigiKey
Part No:38050
Stock:0
Inv Date:06-20-2026
Price: Unit price: $42.98
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Part No:38050
Stock:0
Inv Date:06-21-2026
Price: Unit price: $33.07
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Part No:38050
Stock:5
Inv Date:06-21-2026
Price: Unit price: $42.98
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Part No:38050
Stock:0
Inv Date:06-20-2026
Price: Unit price: $60.58
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Part No:38050
Stock:0
Inv Date:06-20-2026
Price: Unit price: $61.64
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Part No:38050
Stock:0
Inv Date:06-20-2026
Price: Unit price: $61.64
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Part No:38050
Stock:1
Inv Date:06-16-2026
Price: N/A
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LOCTITE 38050 Rubber Toughened Adhesive Specifications:

  • Technology: Cyanoacrylate
  • Chemical Type: Ethyl cyanoacrylate
  • Appearance (uncured): Black liquid
  • Components: One part
  • Viscosity: Medium
  • Cure: Humidity
  • Application: Bonding
  • Key Substrates: Metals, Plastics, Rubbers
  • Specific Gravity @ 25 °C: 1.1
  • Viscosity, Brookfield - RVT, 25 °C, mPa·s (cP): 100 to 800
  • Coefficient of Thermal Expansion: 80×10[-6 ] ISO 11359-2, K[-1]
  • Coefficient of Thermal Conductivity: 0.1, W/(m·K) ISO 8302
  • Glass Transition Temperature: 120 °C ASTM E 228
  • Dielectric Constant / Dissipation Factor, IEC 60250: 0.05-kHz: 2.65 / <0.02, 1-kHz: 2.75 / <0.02, 1,000-kHz: 2.75 / <0.02
  • Volume Resistivity: 10×1015 Ω·cm IEC 60093
  • Dielectric Breakdown Strength: 25 kV/mm IEC 60243-1
  • Lap Shear Strength, ISO 4587 (Steel grit blasted): 26 N/mm² (3,770 psi)
  • Lap Shear Strength, ISO 4587 (Aluminum etched): 18 N/mm² (2,610 psi)
  • Lap Shear Strength, ISO 4587 (ABS): >6 N/mm² (>870 psi)
  • Lap Shear Strength, ISO 4587 (PVC): >4 N/mm² (>580 psi)
  • Lap Shear Strength, ISO 4587 (Polycarbonate): >5 N/mm² (>725 psi)
  • Lap Shear Strength, ISO 4587 (Phenolic): 10 N/mm² (1,450 psi)
  • Lap Shear Strength, ISO 4587 (Neoprene): >10 N/mm² (>1,450 psi)
  • Lap Shear Strength, ISO 4587 (Nitrile): >10 N/mm² (>1,450 psi)
  • Tensile Strength, ISO 6922 (Steel grit blasted): 18.5 N/mm² (2,700 psi)
  • Lap Shear Strength, ISO 4587 (After 48 hours @ 22 °C, Steel grit blasted): ≥17.2 N/mm² (≥2,495 psi)
  • 180° Peel Strength, ISO 8510-2 (Steel grit blasted): ≥2.6 N/mm (≥14.85 lb/in)

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Frequently Asked Questions

Where can I buy LOCTITE 38050?

You can click on the BUY or RFQ button to purchase 38050 from an authorized LOCTITE distributor.

How do I troubleshoot issues or seek technical support for part 38050?

You can download the 38050 datasheet or visit the LOCTITE website for support.

Who is the manufacturer of 38050?

LOCTITE

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