For exterior(Weatherproof weather seal)

MR-887 Premium

It is alcohol hardening silicon sealant for every kind of exterior material and polycarbonate (lexan) joint sealing and multipurpose high performance silicon sealant showing outstanding weatherproof and durability and superior adhesion on most of the materials.

Description

Distinct Features of the Product

· High elongation and low modulus sealant for exclusive flexible joint
· Excellent weatherproof and durability
· Strong adhesion and permanent elastic restoring force maintenance
· 1 liquid type easy to construct
· Usable on most of materials without primer
· Satisfying relative regulations- KS F4910 F-25HM grade

Usage of the Product

· Sealing material exclusive for flexible joint
· Every kinds of exterior material masonry joint sealing
· Joint sealing for concrete, PC, RC and so on
· Stone (Low pollution) joint sealing
· Curtain wall joint sealing
· Windows and doors sealing and window frame joint sealing
· Curtain wall AL frame assembly (AL frame assemble)

Property of the Product

Classification Contents
Working possible time Within 10 minutes
Surface hardening time Within 60 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 1.5 ~ 2.0 N/㎟ (ASTM D 412)
Elongation 400 ~ 600% (ASTM D 412)
Specific gravity 1.4 ± 0.1
Hardening type Alcohol hardening type
Ozone resistance/UV rays resistance Superior
Packing unit 270 ml, 300 ml (CTG)/500 ml (SSG)
Relative regulation KS F 4910 F-25HM

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