Product Description: UL KG-761 is a two-component, high-performance aliphatic polyurea spray elastomer system. It offers outstanding UV protection and superior elastomeric properties, along with exceptional adhesion and chemical resistance for properly prepared substrates. This product forms a durable skin for moisture protection and is suitable for demanding applications.
Application Equipment: High-pressure plural component spray equipment with a 1:1 volume ratio, capable of 2,000-2,300 psi. Equipment must include material heat control and be compatible with round offset mix chamber AR3729.
Ratio: 1:1 by volume
Gel Time: 12-14 seconds
Basic Physical Properties:
Elongation: 112% (ASTM D412)
Hardness: 63 Shore D (ASTM D2240)
Taber Abrasion: 35.6 mg loss/1000 cycles (ASTM D4060)
Tear Strength: 645 pli (ASTM D624)
Tensile Strength: 2,270 psi (ASTM D412)
UV Exposure: Delta E 0.5 after 14,000 hours (ASTM G154)
DMA Test: Loss Modulus, E” Tg: 23.7°C (ASTM E1640)
Recommended Applications: Ideal for applications requiring UV protection, chemical resistance, and durability. Suitable for exterior and industrial coatings in challenging environments.
Packaging:
- 10-gallon kit: 5 gallons Part-A (Isocyanate side) and 5 gallons Part-B (Resin side)
- 100-gallon kit: 50 gallons Part-A (Isocyanate side) and 50 gallons Part-B (Resin side)
