Applications

Loctite® 403™ Cyanoacrylate Adhesive (Low Odor, Low Bloom)- Bonding sensitive materials, porous substrates, plastics, rubbers, metals, and elastomers

  • Item Name: Loctite® 403™
  • Manufacturer: Henkel
  • Product Category: Instant Adhesives
  • Technologies: Cyanoacrylate Adhesive (Low Odor, Low Bloom)
  • Applications: Bonding sensitive materials, porous substrates, plastics, rubbers, metals, and elastomers
  • Color: Clear
  • Cure Type: Humidity Cure
  • Package Size: Contact Techniq VN for details
  • Shelf Life: Contact Techniq VN for details
  • Mã sản phẩm: LOCTITE 403
  • Nhà sản xuất: Henkel
  • Quy cách đóng gói: 20g
  • Thời hạn sử dụng: 1 năm

1. Product Overview

  • Technology: Cyanoacrylate
  • Chemical Type: Alkoxyethyl cyanoacrylate
  • Appearance: Transparent, colorless to pale yellow liquid
  • Viscosity: High
  • Cure Mechanism: Humidity-cured
  • Key Features: Low odor, low blooming, rapid bonding
  • Key Substrates: Metals, plastics, elastomers
  • Special Suitability: Porous and absorbent materials like wood, paper, leather, fabric

2. Applications

  • General Use: Bonding applications in industries requiring low vapor emission
  • Suitable for: Electronics, automotive, medical devices, general industrial assembly
  • Best for: Situations where vapor control is difficult

3. Typical Properties

Property Value
Uncured Material
Specific Gravity @ 25°C 1.1
Viscosity (Cone & Plate, mPa·s) 900 – 1,500
Viscosity (Brookfield LVF, mPa·s) 1,100 – 1,650
Flash Point See SDS
Cure Speed (Fixture Time at 22°C, 50% RH)
Steel 20 – 45 sec
Aluminum 5 – 20 sec
Zinc Dichromate 30 – 60 sec
Neoprene 20 – 40 sec
Nitrile Rubber 5 – 10 sec
ABS 5 – 10 sec
PVC 45 – 75 sec
Polycarbonate 10 – 20 sec
Phenolic 5 – 10 sec
Leather 10 – 20 sec
Wood (Pine) 20 – 30 sec
Paper <5 sec

4. Cured Properties & Performance

Property Value
Tensile Strength (ISO 6922)
Buna-N (after 10 sec cure) ≥4.5 N/mm² (≥652 psi)
Steel pin to steel pin (24h cure) 30 N/mm² (4,340 psi)
Lap Shear Strength (72h cure)
Steel (grit blasted) 20.3 N/mm² (2,940 psi)
Aluminum (etched) 14.1 N/mm² (2,050 psi)
Zinc Dichromate 2.2 N/mm² (320 psi)
ABS 8.6 N/mm² (1,250 psi)
PVC 2.7 N/mm² (400 psi)
Phenolic 1.3 N/mm² (195 psi)
Polycarbonate 6 N/mm² (870 psi)
Block Shear Strength (ISO 13445)
Polycarbonate 16.1 N/mm² (2,340 psi)
PVC 2.2 N/mm² (320 psi)

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