Topsen 620 is a one-component, neutral-cure, weatherproof silicone sealant that offers excellent adhesion to most common building materials. It is non-corrosive to the majority of substrates, with the exception of copper. The sealant is easy to apply, cures quickly, and provides high hardness with strong elasticity.
Product |
TOPSEN Weatherproof Silicone Sealant |
Model No. |
620 |
Type |
Neutral Curing |
Quality guaranteed |
5 years and above |
Color |
Clear, Black, White, Gray or as customized |
Usage temperature |
+5ºC~+40ºC |
Applicated temperature |
-40ºC~+150°ºC |
Packing |
300ml/Cartridge, 24pcs/Carton; 590ml/Sausage , 20pcs/Carton; 200L Barrel |
Shelf life |
12 months from the date of manufacture |
Features |
1. Room temperature curing, neutral type; 2. Good adhesion to most common building materials; 3. Non-corrosion to most building materials except copper; 4. Easy using, fast curing, high hardness, and strong elasticity |
Application |
Good adhesion to most of the common building materials, non-corrosion to most building materials except copper |
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FAQ
1. What is your minimum order quantity (MOQ)?
Our standard MOQ is 200 boxes, but we offer flexible options for long-term partners. Contact us for small-quantity inquiries.
2. What is your lead time for orders?
Standard products: 10-15 days after order confirmation.
Custom packing: 15-25 days (depending on requirements).
Expedited production available upon request.
3. What payment terms do you accept?
T/T (Bank Transfer): 30% deposit, 70% balance before shipment.
4. Do you provide samples?
Yes! Free samples are available for evaluation (customers cover shipping costs).
5. How do you handle shipping and logistics?
We work with FOB, CIF, or EXW terms and partner with reliable global freight forwarders. Destination port/customs clearance support provided for some ports.
6. What's your warranty/after-sales policy?
Quality Guarantee: 12 months from production date.
Non-conforming products: Replacement or refund upon verification.
Technical support: Dedicated team for application guidance.
7. Can you customize sealant formulas?
Absolutely! We specialize in tailored solutions (color, viscosity, curing time, etc.). Share your specs for a quote.
8. How do I track my order?
You'll receive real-time updates, including:
Production schedule
Shipping documents (BL, packing list)
Logistics tracking number
9. What markets do you serve?
We export to America, Europe, Africa, and Asia, complying with international standards (ISO, ASTM, etc.).