Guibao 998 Silicone Weatherproof Sealant

Basic Properties

Brand Name: Guibao

Model Number: 998

Trading Properties

Minimum Order Quantity: Negotiable

Price: Negotiable

Payment Terms: L/C, T/T, D/P, D/A

Product Summary

Product features 1.Single-component, neutral curing;2.Good elasticity and elongation;3.Excellent resistance to weathering and temperature variations;4.Excellent adhesion to most building materials, and generally no need for application of primer. Main purpose 1.Weatherproof sealing for glass curtain ...

Product Details

Materialbase: Silicone

Elasticity: High Elasticity

Usage: Indoor And Outdoor

Adhesion: Strong Adhesion To Glass, Metal, And Wood

Curingtime: 24 Hours (full Cure)

Toxicity: Non-toxic, Low VOC

Product Description

Product features

1.Single-component, neutral curing;
2.Good elasticity and elongation;
3.Excellent resistance to weathering and temperature variations;
4.Excellent adhesion to most building materials, and generally no need for application of primer.

Main purpose

1.Weatherproof sealing for glass curtain wall projects;
2.Weatherproof sealing for aluminum plate, aluminum-plastic board and clay tile curtain wall projects;
3.Sealing of joints for concrete and metal;
4.Sealing of joint sections for photovoltaic roof component plates.

Usage restrictions

It cannot be used as a structural sealant;
It is not suitable for all materials that may seep out oils, plasticizers or solvents;
It is not suitable for enclosed and poorly ventilated areas;
It is not suitable for frost-covered or damp surfaces;
It is not suitable for areas that are continuously submerged in water or constantly damp;
When the surface temperature of the material is lower than 4°C or higher than 50°C, construction is not recommended;
It is not suitable for surfaces made of copper, lead, galvanized metal and polycarbonate.

Enforce standards

GB/T 14683-I-Gw-35HM/LM GB 33372-2020

Transportation conditions

Transported as non-dangerous goods.

Storage period

Store in a dry, ventilated and cool place. The shelf life is 12 months from the production date.

Packaging specifications

300mL single-portion packaging, 500mL and 590mL soft film packaging.

Typical Technical Index

Test Item	Sub-item	Technical Requirement	35HM	35LM	Test Standard
Sag	Vertical placement, mm	≤3	0	0	GB/T 13477.6
	Horizontal placement	No deformation	No deformation	No deformation	GB/T 13477.6
Extrudability, mL/min	—	≥80	478	523	GB/T 13477.3
Tack-free time, h	—	≤3	1.1	1.0	GB/T 13477.5
Elastic Recovery Rate, %	—	≥80	90	90	GB/T 13477.17
Tensile Modulus at 23℃, MPa	—	/	0.7	0.3	GB/T 13477.8
Cyclic Adhesion	—	No failure	No failure	No failure	GB/T 13477.10
Cyclic Adhesion after Water Immersion	—	No failure	No failure	No failure	GB/T 13477.11
Adhesion after Cold Tensile & Thermal Compression (±35%)	—	No failure	No failure	No failure	GB/T 13477.13
Cyclic Adhesion after Water Immersion & UV Exposure	—	No failure	No failure	No failure	GB/T 14683
Movement Capability, %	—	35	35	35	GB/T 14683
Mass Loss Rate, %	—	≤8	4	4	GB/T 13477.19
Alkane Plasticizer	—	Not detectable	Not detected	Not detected	GB/T 14683

FAQ

FAQ 1: Can I get free samples of Guibao 559 High-End Customized Door and Window Sealant for testing?
All Guibao 559 High-End Customized Door and Window Sealant samples are free of charge. If samples are shipped to agent addresses within China, we cover domestic delivery fees. For direct shipments to overseas countries and regions, customers only need to bear international shipping costs. Matching caulking tools will be charged separately if you need them.

FAQ 2: What is the lead time for samples and bulk orders of Guibao 559 High-End Customized Door and Window Sealant?
Standard stock samples can be delivered within 3 to 5 working days. If you require customized formulas according to your local project technical standards, sample production takes 10 to 15 working days. Regular bulk stock orders will be arranged for shipment 7 to 10 working days after receiving your deposit, and OEM customized bulk orders take 15 to 20 working days.

FAQ 3: Do you offer bulk order discounts and agent exclusive prices?
We provide tiered volume discounts for all large orders of Guibao 559 High-End Customized Door and Window Sealant.

FAQ 4: What payment methods do you accept?
We support mainstream international payment terms including T/T, L/C, PayPal and Western Union. Our regular cooperation term is 30 percent deposit before production and balance against bill of lading copy before shipment for bulk orders of Guibao 559 High-End Customized Door and Window Sealant.