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MF881 Two-component Silicone Structural Sealant for Insulating Glass

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Two-component, neutral cured at room temperature and curing time adjustable.

Movement capability: ±20%.

High elasticity and high modulus.

Excellent resistance to high & low temperature and air aging.

Excellent adhesion to most building materials without primer.

No corrosion to the surface; no pollution to the environment.


Mainly applied in the hidden-frame curtain walls, also can be used for the assembly and sealing of the glass, which has resistance to the pressure of blast on car, ship etc.


Consistent with standards: GB16776, ASTM C920, EN-1279

Methods of Application:

1. Surface-cleaning

The surface must be clean and dry without dust. Masking tape should be used for preventing contamination and be removed after sealing.

2. Mixture

MF881Com A & B can be mixed evenly at the weight rate of 12:1 and curing speed is also adjustable within the range of A:B=11:1~14:1 (by weight) according to demands.


1. Do a test on compatibility and adhesive property of project materials before using.

2. Com B should not be open in the air for a long time because it will react with water in the air.


The shelf-life will be 12 months stored in cool, dry and ventilated places below 27℃.


MF881 is non-dangerous, can be transported by train, automobile, ship and plane.


MF881 Silicone Structural Sealant includes Com A and Com B which are provided at the weight ratio of 12:1.

Large Package: Com A 200L/Metal barrel (Interior diameter: 570mm)        Com B 20L/Plastic barrel (Interior diameter: 285mm)

Medium Package: Com A 20L/ Plastic barrel (Net weight: 25kgs)         Com B 310ml/Plastic cartridge(Net Vol.:310ml)




Head office
  Room 808, Building B, Ziyuan Plaza, Zhangdian District,Zibo City, Shandong, Province, China
 Tel:  0086-533-2792589
  Mobile/Whatsapp/Wechat: 0086-13864046359
Glass Consumables Department 
Mobile/Whatsapp/Wechat: 0086-15589341767
Contact: Peter Sun

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