Sika Sg20s High Strength Silicone Structural Glazing Adhesive

• CAS No.: Good
• Formula: Good
• EINECS: Good
• Bonding Function: Structural Adhesive
• Morphology: Solid-State
• Application: Glass, Aluminum Profile, Stainless Steel, etc
• Model NO.: SIKA 20S
• Material: Silicone
• Classification: Room Curing
• Main Agent Composition: Natural Polymer
• Characteristic: Weatherability
• Promoter Composition: Solvent
• Composition: Organic Material
• Color: Black or Customized Color
• CAS No: 63394-02-5
• Mf: Mixture
• Main Raw Material: Silicone
• Brand Name: Dowsil
• Store Temperture: Below 27°
• Appearance: Paste
• Shelf Life: 12 Months
• Packing: 20 Can/ Carton
• Transport Package: Sausage
• Specification: 590ml
• Trademark: SIKA
• Origin: China
• HS Code: 3506100010
• Production Capacity: 10000pieces/Year

Product Description

• Meets requirement of GB 16776-2005, ASTM C 1184 & ASTM C920 for Type S, Grade NS, Class 25 (movement capability ± 25 %)
• Very good UV and weathering resistance
• Adheres well to many substrates including glass, metals, coated metals, plastics and wood

Sikasil® SG-20 S is a 1-component, neutral-curing structural glazing silicone adhesive with good adhesion to a wide range of substrates.

Usage

Sikasil® SG-20 S is used for structural glazing and other bonding applications. This product is suitable for experienced professional users only. Tests with actual substrates and conditions have to be performed ensuring adhesion and material compatibility.  

Advantages

• Meets requirement of GB 16776-2005, ASTM C 1184 & ASTM C920 for Type S, Grade NS, Class 25 (movement capability ± 25 %)
• Very good UV and weathering resistance
• Adheres well to many substrates including glass, metals, coated metals, plastics and wood
• Conformity with LEED v4 EQc 2: Low-Emitting Materials

Typical Properties
 

Chemical base		1-component silicone
Color (CQP001-1)		Black
Cure mechanism		Moisture-curing
Cure type		Neutral
Density (uncured)		1.41 kg/l
Non-sag properties (CQP061-4 / ISO 7390)		Good
Application temperature	ambient	5 ─ 40 °C
Skin time (CQP019-1)		25 minutes ^A
Tack free time (CQP019-3)		150 minutes ^A
Curing speed (CQP049-1)		see diagram
Shore A hardness (CQP023-1 / ISO 48-4)		47 ^B
Tensile strength (CQP036-1 / ISO 527)		2.1 MPa
100 % modulus (CQP036-1 / ISO 527)		0.6 MPa
Elongation at break (CQP036-1 / ISO 527)		500 %
Tear propagation resistance (CQP045-1 / ISO 34)		12 N/mm
Service temperature		-40 ─ 150 °C
Shelf life		12 months^C

CQP = Corporate Quality Procedure

^A) 23 °C / 50 % r. h.

^B) after 28 days

^C) storage below 25 °C