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Crestafix® 621CC White 20 Bonding Paste

1 of 17 products in this brand
Crestafix® 621CC White 20 Bonding Paste is a pre-accelerated urethane acrylate/isophthalic polyester high-performance bonding paste. It is a non-sagging, filled compound specifically designed for the assembly and bonding of GRP moldings. It exhibits no drainage on vertical surfaces, is highly thixotropic, and provides excellent adhesion and good elongation at break.

Product Type: Contact Adhesive

Application Area: Car Body Components, Decking, Hulls, Inserts, Internal Frames, Panels, Ribs

Compatible Substrates & Surfaces: Composites, Glass-reinforced Plastic (GRP), Wood

Chemical Family: Urethane Acrylates

Technical Data Sheet
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Identification & Functionality

Chemical Family
Product Type

Features & Benefits

Applications & Uses

Compatible Substrates & Surfaces
Application

Crestafix® 621CC White 20 Bonding Paste should be stored between 2°C and 23°C in the original ,unopened container in a dry, well ventilated place. Protect from freezing and direct sunlight. Avoid contact with oxidizing agents.

Properties

Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Lap Shear Strength²10MPa
Tensile Strength³25MPa
Tensile Modulus³3000MPa
Tensile Elongation³3%
Hardness80Shore D
Typical Properties in Liquid State
ValueUnitsTest Method / Conditions
Viscosity⁴120,000 - 200,000 cP
Density1.25g/cm³
Application Properties
ValueUnitsTest Method / Conditions
Working Time¹20min
Gap Filling1 - 25 mm
Color ChangePale blue to white
Recommended Application Temperature18 - 25°C
Note

¹ - Working time measured with 100g of adhesive with Butanox M50 (2%) at 25°C.
² - GRP lap shear tested to BS ISO 4587.
³ - Tensile properties tested to BS EN ISO 527-2.
⁴ - Viscosity measured using Brookfield Viscometer at 25°C.
⁵ - Shelf life is defined from date of manufacture when stored as recommended.

Packaging & Availability

Packaging Information

Crestafix® 621CC White 20 Bonding Paste is supplied in 25 kg and 225 kg containers.

Storage & Handling

Shelf Life
6 Months⁵
Storage Conditions

Crestafix® 621CC White 20 Bonding Paste should be stored between 2°C and 23°C in the original ,unopened container in a dry, well ventilated place. Protect from freezing and direct sunlight. Avoid contact with oxidising agents.