

BLD-8221
AUTOMOTIVE SHEET METAL PU SEALANT
Features:
Low odor, solvent-Free and not contain PVC ;
Exempt primer coat operating ;
Excellent operation performance and excellent prevents glass slipping performance ;
High strength in short time, short curing time ;
Good aging resistance and weather resistance
Applications:
Used for seams, welds, sheet metal and other applications requiring high adhesion and elasticity;
Suitable for ferrous metals, non-ferrous metals painted metals, ceramics and plastics and other substrates;
Especially suitable for bonding body parts of automobiles and motorcycles, or for waterproof sealing of other openings
Inquiry
Product Introduction
BLD-8221 is one-component, high-performance polyurethane sealant. Fast cure without shrinkage. No corrosion and pollution to base materials and environment- friendly. Bonds well to the main materials used in motor vehicles.
Application scenarios
Technical parameter
Performance | Measured Value | Testing Method |
Density (g/cm³) | 1.3±0.1 | GB/T 13477 |
Tack-Free Time (min) | 40-60 | GB/T 13477 |
Hardness (Shore A) | 40 | GB/T 531 |
Tensile Modulus (MPa) | 1.8 | GB/T 528 |
Elongation of Rupture(%) | 600 | GB/T 528 |