Ift/Igcc Neutral Structural Silicone Sealant for Insulating Glass Curtain Walls

• Customization: Available
• Adhesion Strength: High Strength
• Bonding Material: Glass
• Model NO.: MF881
• Color: White
• Compressive Strength: 170,000 MPa.S
• Usage: Construction, Transportation
• Delivery Time: 7 Days
• Certificate: Ift, Igma/Igcc
• Type: Silicone Sealant
• Material: Composite Materials
• State: Fluid
• Mildew Proof: Mildew Proof
• Seal Tape Kind: Organic Silicone
• Seal Tape Usage: Bonding
• Transport Package: Cartons
• Specification: Com A 190L/drum Com A 25kg/pail;Com B 19L/pail Com
• Trademark: SILANDE
• Origin: China
• HS Code: 3506919010
• Production Capacity: 8000000 Kits/Year
• Package Size: 120.00cm * 80.00cm * 80.00cm
• Package Gross Weight: 287.600kg

Product Description

 

MF881 Two Component Silicone Structural Sealant 
Insulating Glass, Structural Glazing, Facade, Curtain Wall System

SILANDE MF881: The Ultimate Structural Sealant for High-Performance Glazing
• High Efficiency: Two-component, neutral-cured formula for rapid structural bonding.
• Versatile Application: Ideal for both residential and commercial curtain wall systems.
• Structural Excellence: Expertly developed for structural glazing, including factory-glazed curtain wall units and complex unitized modules.
• Industrial Grade: The go-to solution for panelized facade systems, ensuring high-speed production and exceptional durability in the toughest environments.
 

TEST ITEMS		MEASURED VALUE
Base	Appearance	White / Grey Ropy Paste
(Com A)	Viscosity	170,000 mPa.S
Catalyst	Appearance	Black / White Ropy Paste
(Com B)	Viscosity	80,000 mPa.S
As mixed
	Appearance	Black / White / Grey
Mixture	Viscosity	340,000 mPa.S
By weight	Application Time (23°C, 50%)	30-50 mins
(A:B = 14:1)	Tack-free Time (23°C, 50%)	30-60 mins
	Placed Vertical (50°C)	0
Sag	Placed Horizontal	No deformation
Hardness	Shore A - 24h	35
	Shore A-14 days	44
As cured - after 14 days at T 23®C and 50% R.H.
	23°C	0.97 MPa
	90°C	0.85 MPa
Tensile	-30°C	1.84 MPa
Adhesion	After Water Immersion	1.01 MPa
Strength	After Water-UV Immersion	0.97 MPa
	Adhesive Failure Area	0%
	23°C Elongation Under Max. Tensile Strength	140%
Temperature Resistance		- 60~180°C
Resistance to UV-Ozone		Continuous irradiation under water-UV 2500 hrs, No change.
Moisture Vapour Transmission Rate (MVTR)		17.7 [gr/m^2.24hrs.2mm] - EN1279/4
Gas Permeation Rate (Ar)		755 x 10-3 [gr/m^2.hrs] - EN 1279/4

Packaging

SHELF LIFE AND STORAGE
12 months from the date of production below 30°C.
♦ COLORS

Black / Grey / White
♦ PACKAGING
Com A 190L/drum Com A 25kg/pail
Com B 19L/pail Com B 300ml/cartridge x 7 pcs.

SILANDE MF881 is a high-performance, two-component neutral cure silicone sealant engineered for the precision manufacturing of Insulating Glass Units (IGU). Specifically designed for both residential and commercial curtain wall systems, it excels in high-demand structural glazing applications. Whether for factory-glazing of curtain wall modules or on-site unitized and panelized systems, MF881 ensures long-term structural integrity and superior weather resistance.

• FEATURES
• Excellent adhesion to a wide range of substrates including coated, enamelled and reflective glasses, anodised and polyester paint coated aluminium and stainless steel.
• Excellent temperature stability: - 60°C to 180°C.
• High level of mechanical properties.
• High elasticity and high modulus.
• Joint movement: ±25%.
• Resistant to ozone.