Hongying-7300 road silicone sealant

neutral, RTV-1,low modulus high movement capability high rate of elongatio dxcellent durability and recovery.

HONGYING-7300 ROAD SILICONE SEALANT

PRODUCT FEATURES

*One component, neutral, room temperature curing, low modulus.

*High rate of elongation, fast curing speed.

*Having good bonding capacity on many base materials.

*It has excellent weather and aging resistance.

*Its property changes little between -50°C and 150°C.

*9-month shelf life.

*High movement capability.

* Excellent durability and recovery after repeated extension and compression.

MAIN APPLICATION

1. Used for weather resistance and long term sealing of concrete road surface.

2. Bonding and sealing for non-structural assembling glass, aluminum plastic plate, aluminum products, tile, ceramic products and other building material, as well as other purposes.

TYPICAL TECHNOLOGICAL DATE

No.	Performance		Standard	Measured Value	Single Evaluation
1	Appearance		Fine and uniform ointment, it shall not have bubble, sufface coagulation or gel	Conform to standard	Qualified
2	Slumpability (mm)	Vertical	≤3	0	Qualified
		Horizontal	Non distorted	Non distorted	Qualified
3	Tack-Free Time (h)		≤3	0.8	Qualified
4	Extrusion (mL/min)		≥80	176	Qualified
5	Tensile Modulus (MPa)	23°C	≤0.4	0.36	Qualified
		-20°C	≤0.6	0.46	Qualified
6	Tensile properties at maintained extension		Non destroyed	Non destroyed	Qualified

OPERATIVE NORM

SR 1 N 25LM JC/T976-2005

Hongying-7300 road silicone sealant