For exterior(Weatherproof weather seal)


MR-1000 is 1 liquid degenerated silicon sealant has physicochemical advantage of urethane and silicon. It is best non-pollution sealant optimized to external environment (Weather, temperature, UV resistance) by combining paint the advantage of urethane sealant and elastic restoring force and weatherproof which the best advantages of silicon.


Distinct Features of the Product

· Non-pollution
· Proper to external environment (Weather, temperature, UV resistance)
· Superior in weatherproof
· Medium modulus can endure 25% contraction and expansion
· Satisfying relative regulations KS F4910 F-25LM grade

Usage of the Product

· Exclusive for interior and exterior waterproof of the building (Rooftop/floor)
· Sealing and repair surrounding of windows and doors (Recommend to use primer)
· Interior and exterior crack repair
· Non-pollution stone sealing and repair
· Apartment exterior molding part sealing

Property of the Product

Classification Contents
Working possible time Within 5 minutes
Surface hardening time Within 30 minutes (23℃ 50% RH)
Complete hardening time 7 ~ 14 days
Work possible temperature (Before hardening) 4 (Air temperature) ~ 50℃ (Substrate temperature)
Adaptation temperature
(After hardening)
-50℃ ~ 150℃
Hardness (Shore A) 30 ~ 40
Classification Contents
Tensile strength 1.0 ~ 2.0 N/㎟ (ASTM D 412)
Elongation 400 ~ 600%
Specific gravity 1.5 ± 0.1
Hardening type Moisture hardening type
Packing unit 300 ml (CTG)/500 ml (SSG)
Relative regulation KS F 4910 F-25LM