Hongying-4300 building structural sealant

100% silicone sealant one component, neutral, structural sealant, high modulus, not corrosive, room temperature curing

HONGYING-4300 BUILDING SILICONE STRUCTURAL SEALANT

PRODUCT FEATURES

*One-part, neutral-cure sealant, RTV sealant.

*Has excellent bonding capacity on many kinds of base materials.

*Cures to form an extremely tough electrometric rubber ensuring a  durable, flexible, watertight bond.

*Excellent weather ability and high resistance to ultraviolet radiation,   heat and humidity, ozone and temperature extremes

*12-month shelf life..

*100% silicone sealant..

MAIN APPLICATION

this silicone sealant could be used on structural bonding and sealing on glass, stone, glass light roof, and aluminum plate glass curtain wall and other metal structureThe secondary bonding and sealing for insulating glass, as well as other industrial building material

TYPICAL TECHNOLOGICAL DATA

No.	Items		Standard code	Inspection result	Single qualification
1	Appearance		Exquisite, even cream, no bubble, agglomeration, gel or skinning, no uneasily dispersed precipitate	Up to the standard code	Qualified
2	Slump	Upright placed mm	≤3	0	Qualified
		Level placed	Unaltered	Unaltered
3	Application life, at 20min, s		≤10	2.8	Qualified
4	Tack-free time, h		≤3	0.5	Qualified
5	Hardness, Shore A		20~60	45	Qualified
6	Elongation percentage at ultimate tensile strength at 23°C,%		≥100	115	Qualified
7	Tensile modulus at 23°C MPa	10% elongation	-	0.29	/
		20% elongation	-	0.40	/
		40% elongation	-	0.54	/
8	Heat aging	thermogravimetry, %	≤10	3.2	Qualified
		Crazing	Nonexistence	Nonexistence
		Chalking	Nonexistence	Nonexistence

OPERATIVE NORM

1MG GB16776-2005

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