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Sikaflex 252 600ml black one-component polyurethane adhesive for metal, GRP laminates, plastics, ceramic materials, flexible

Sikaflex 252
Availability: Available 11-20 pcs
Delivery: The price does not include any possible payment costs check the delivery methods
Price: €25.65 25.65
Net price: €20.86
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Vendor: Sika
Product code: 7194

Description

 

Sikaflex-252 black 600 ml is a one-component, non-sag polyurethane adhesive-sealant designed for installation and sealing of large components in commercial vehicles. It cures by ambient moisture, fills gaps efficiently and dampens vibration. 

Benefits and Unique Features

  • One-component – ready to use without mixing
  • Non-sag – stays in place on vertical surfaces
  • High elasticity – excellent vibration damping
  • Paintable after initial cure
  • Electrically non-conductive
  • Withstands dynamic loads

Properties and Applications

  • Chemical base: one-component polyurethane
  • Colour: black
  • Density (uncured): 1.2 kg/l
  • Application temperature: 10 – 35 °C
  • Open time: ≈ 35 min
  • Skin-over time: ≈ 40 min
  • Shore A hardness: 50
  • Tensile strength: 3 MPa
  • Elongation at break: 400 %
  • Tear propagation resistance: 7 N/mm
  • Shear strength: 2.5 MPa
  • Service temperature: –40 °C to +90 °C (4 h), briefly +130 °C/ +150 °C (1 h)
  • Applications: bonding and sealing coated metals, GRP laminates, ceramics and plastics in bus, motorhome and truck bodies

Technical Specifications

Parameter Value
Cartridge volume 600 ml
Chemical base One-component polyurethane
Density 1.2 kg/l
Open time 35 min
Skin-over time 40 min
Shore A hardness 50
Tensile strength 3 MPa
Elongation at break 400 %
Tear propagation resistance 7 N/mm
Shear strength 2.5 MPa
Service temperature –40 °C to +90 °C, briefly +130 °C/ +150 °C
Shelf life 12 months (stored < 25 °C)

Instructions for Use

  1. Prepare substrates – clean, degrease and dry all surfaces.
  2. Shake cartridge before use and fit into a caulking gun.
  3. Apply at 10 – 35 °C; optimal at 15 – 25 °C.
  4. Apply triangular bead for uniform seal thickness.
  5. Join parts within open time (35 min).
  6. Smooth joint before skin-over time (40 min) using Sika® Tooling Agent N.
  7. Remove uncured material with Sika Remover-208; cured sealant must be removed mechanically.
  8. Clean tools and skin with Sika Cleaner-350H and water immediately after use.

Storage Recommendations

Store in a cool, dry place at +5 °C to +25 °C, away from direct sunlight and frost. Keep container tightly closed in its original packaging.

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