Factory Wholesale Price Professional Grade Anti Fouling Sealant for Sensitive Stone Materials

• Customization: Available
• Adhesion Strength: High Strength
• Chemical Properties: Moisture Resistant, Waterproof
• Model NO.: RT-5200
• Usage: Construction, Industrial Manufacturing
• Type: Neutral Silicone Sealant
• Feature: High Strength
• Appearance: Smooth
• Shelf Life: 12 Months
• Packing: Carton
• Material: 100% Silicone Raw Material
• Trademark: RUNTAI
• Origin: China
• HS Code: 3506100010
• Production Capacity: 80000

Product Description

RT-5200 is a high-performance, one-component, neutral-curing silicone sealant engineered specifically for natural stone and sensitive building materials. It forms a non-staining, non-corrosive, and permanently flexible seal that delivers long-term reliability in demanding environments.

Key Advantages

1.Non-Staining Formulation
Prevents oil bleeding or discoloration on marble, granite, limestone, and other porous materials.
2.Neutral Cure System
Safe for use on metals, stone, and other sensitive substrates-odorless and non-corrosive.
3.Superior Durability
Maintains elasticity and adhesion under harsh weather, UV exposure, and temperature variations.
4.Easy to Use
Ready-to-apply from the cartridge, ideal for on-site sealing or precision applications.
5.Versatile Compatibility
Bonds to stone, metal, glass, ceramic, concrete, and most construction surfaces without primer.

Recommended Uses

- Installation and joint sealing of stone curtain walls and decorative stonework
- Weatherproof sealing of marble and granite exterior panels
- Perimeter sealing of windows and doors set in stone facades
- Protective sealing in heritage restoration or high-end architectural finishes
- Interior and exterior bonding where aesthetics and material safety are key

	ITEM		SPECIFICATION	TEST RESULT
1	Appearance		Smooth, cream or heavy body, no bubble, no skinning, no gel.	Smooth, cream or heavy body, no bubble, no skinning, no gel.
2	Density  g/cm3		±0.1	1.4
3	Droop, mm	Vertical	≤3	0
4	Tack Free Time, h		≤3	0.3
5	Extrusion Property, ml/min		≥150	402
6	Elastic Recovery, %		≥80	91
7	Tensile Modulus MPa	23ºC	>0.4 or >0.6	1.0

FAQ

1.What is your delivery time?
Our delivery time is 20 to 25 days for OEM order 

2.Can you provide OEM service?
Of course we can do OEM services for customers brand
 
3.Can you make a new design for our brand?
Yes, our designers will make new designs as your requirements
 
4.Can I get some sample before order?
Yes free samples could be sent on your request