Dowsil Neutral Plus Multi-Purpose Sealant for Residential Glazing
Basic Properties
Dowsil Neutral Plus is a one-part neutral-cure silicone sealant available in translucent/black/white/grey. Density 0.98-1.40 g/cm³, tack-free time 8.4-15 min, post-cure Shore A hardness 21-35. Designed for residential glazing and decorative sealing in -40°C to 150°C environments.
Product Description
Neutral Plus features 530 g/min extrusion rate and <3 mm slump for easy caulking gun application. Neutral cure is non-corrosive with unprimed adhesion to glass, anodized aluminum, and ceramics. 444-455% elongation accommodates joint movement.
Characteristics
| Property | Value (Translucent) | Value (Black/White/Grey) | Test Standard |
| Flow (Slump) | <3 mm | <3 mm | GB/T13477.6-2002 |
| Extrusion Rate | 530 g/min | 397 g/min | GB/T13477.5-2002 |
| Tack-Free Time | 15 min | 8.4 min | GB/T13477.4-2002 |
| Shore A Hardness | 21 | 35 | ASTM D2240 |
| Tensile Strength | 1.43 MPa | 1.26 MPa | ASTM D412 |
| Elongation at Break | 444% | 455% | ASTM D412 |
Application Scenarios
Aluminum Window Sealing: Seals thermal break frames. -40°C flexibility prevents cold cracking, compliant with GB/T 14683 standard.
Stone Decoration: Fills marble joints. Translucent/multi-color options blend with décor, used in Vanke projects.
Floor Expansion Joints: Seals laminate flooring gaps. 150°C heat resistance withstands underfloor heating, meets EN 14293.
Glass Roof Waterproofing: Seals glass-to-steel joints. 455% elongation absorbs wind load, implemented in Passivhaus buildings.
FAQ:
1. Who are we?
We are Shenzhen Huazhisheng New Material Technology Co., Ltd., a professional industrial adhesives and sealants supplier based in China since 2018. we serve global markets: Mainland China (60%), Southeast Asia (20%), North America (10%), and Europe (10%).
2. What products do you offer?
we supply high-performance adhesives and sealants from global leaders including:
Cemedine, Dow Corning, Shin-Etsu, Araldite, and Momentive,etc.
3. How do you guarantee product quality?
Quality assurance through:
Mandatory pre-production samples approval
Final inspection by QC team before shipment
International certifications: SGS, UL, FDA, RoHS, REACH
4. Why choose us over other suppliers?
Reliable Supply:Authentic products from top manufacturers
Expert Support:Technical guidance for product selection
Global Compliance:Certifications meeting target market standards
Efficient Service:Customized solutions & professional support
5. What services do you provide?
Delivery:EXW/FOB/CIF
Payment:USD/EUR/CNY/HKD via T/T, L/C
Support:Technical consultation & logistics coordination
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