Professional Caulking Solution for Window Sealing – Waterproof, Durable, and Weatherproof

• Customization: Available
• Chemical Composition: Silicone Sealant
• Curing Time: Fast Curing: Within 24 Hours
• Model NO.: QMS-818
• Mildew Proof: Not Mildew Proof
• Usage: Construction, Industrial Manufacturing, Transportation
• Bonding Function: Structural Adhesive
• Application: Automobile, Construction, Woodworking
• Material: Silicone
• Classification: Room Curing
• Main Agent Composition: Natural Polymer
• Characteristic: Waterproof
• Promoter Composition: Tackifier
• Composition: Organic Material
• Color: Grey
• CAS No.: Other
• Formula: Other
• Einecs: Other
• Morphology: Ointment
• Transport Package: Box
• Specification: 300ML
• Trademark: QMAXS
• Origin: China
• HS Code: 3506100010
• Production Capacity: 300000 PCS/Month

Product Description

QMS-818 Single Component
Door and Window Weatherproof Sealant is a high-performance, neutral-curing, one-component silicone sealing material designed for doors and windows of various materials in the global market. It has excellent weather resistance and multifunctional adhesion. It is suitable for sealing applications of various door and window materials such as aluminum alloy, UPVC (plastic steel), wood, fiberglass reinforced plastic (FRP), steel, stainless steel, aluminum-wood composite, composite doors and windows, and bronze. Its advanced formula can maintain excellent performance for a long time in various extreme climates, providing comprehensive protection and excellent sealing effect for door and window systems.
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 **Scope of application**
This sealant is widely used in the following types of doors and windows:
1. **Aluminum alloy doors and windows**
2. **UPVC (plastic steel) doors and windows**
3. **Wooden doors and windows**
4. **Fiberglass reinforced plastic (FRP) doors and windows**
5. **Steel doors and windows**
6. **Stainless steel doors and windows**
7. **Aluminum-wood composite doors and windows**
8. **Composite materials doors and windows** (aluminum-plastic composite, aluminum-wood composite, etc.)
9. **Bronze and other metal doors and windows**
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 **Product features and advantages**
1. **Excellent weather resistance**
- Resistant to UV rays, moisture, high and low temperatures, suitable for extreme climate conditions.
- With a service life of more than 30 years, it can protect the door and window system for a long time.
2. **Excellent adhesion performance**
- Excellent adhesion to a variety of door and window materials, and can form a stable seal without primer.
- Suitable for porous and non-porous substrates such as aluminum alloy, wood, steel and plastic.
3. **Excellent elasticity and flexibility**
- High elongation and low modulus design adapts to the deformation of doors and windows during thermal expansion and contraction, and prevents cracking of the sealing layer.
4. **Excellent air tightness and water tightness**
- Prevents rainwater leakage and air infiltration, improves building energy efficiency, and meets energy-saving and environmental protection requirements.
5. **Environmental protection and safety**
- Meets low volatile organic compound (VOC) standards, non-toxic, odorless, suitable for indoor and outdoor environments.
6. **Anti-pollution and durability**
- Prevents stains from adhering to keep the appearance of doors and windows clean.
- Excellent anti-aging performance, no discoloration or powdering under long-term exposure conditions.
7. **Flame retardant (optional)**
- Can provide formulas that meet fire protection requirements, suitable for high-security demand scenarios.
8. **Easy to apply**
- Excellent extrusion performance, easy to apply, adapt to various construction conditions, and reduce the difficulty of construction.
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 **Applicable colors and packaging**
1. **Color**: transparent, white, black, gray (other colors can be customized)
2. **Packaging**:
- 300ML ink cartridge
- 600ML sausage packaging
- 200L barrel
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 **Storage conditions and shelf life**
- Store in a dry and ventilated environment, with the temperature not exceeding 25°C.
- Shelf life: 12 months from the date of production.
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 **Recommended application scenarios**
- Sealing between door and window frames and glass.
- Airtight and watertight treatment of external joints of doors and windows.
- Sealing of transitional joints of multi-material doors and windows.
- Sealing protection of the interface parts of special doors and windows (fireproof, windproof, soundproof, etc.).
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 **Product Advantages Summary**
With excellent performance and multi-purpose design, weatherproof sealants for doors and windows can meet the sealing needs of different door and window materials worldwide, and are an ideal choice for the building door and window industry.
Choosing our sealants will give you a reliable, durable and beautiful door and window sealing solution.

We use raw materials supplied by the world's leading chemical giants,
Chemical material inventory of thousands of tons or more.Have more production capacity than peers.
 The adhesive manufacturing process is completely enclosed to prevent external temperatures and various uncontrollable factors from affecting the product quality.
 FINISHED  PRODUCT STORAGE WAREHOUSE

APPLICATION
Apply to clean, dry and grease-free surfaces. Cut the nozzle at 45°angle to the desired shape and size. For better appearance, cover outside of joint areas with masking tape before application.  
 Tool immediately after sealant application and remove masking tape before sealant skins.

Caution
Uncured silicone can irritate eyes and skin. If contact is made with eyes, flush with water for 15 minutes and seek medical advice. Use in well ventilated area and keep out of reach for children.
LIMITATIONS
1.Unsuitable for curtain wall structural applicatio
2.Do not use for below ground.
3.Do not use when substrate temperature is above 50ºC or surfaces that are wet, oily, greasy, dusty or dirty.
4.The surfaces coated with paint are unsuitable for sealant.
5.Do not clean or treat the sealant with materials, solvents or cleaning agents that may affect or discolor the sealant, particularly during sealant cure.

Scope of application and application scenarios


 STAFF CONSTRUCTION SCENE
PROJECT CASE
HEALTH AND ENVIRONMENTAL INFORMATION
To support Customers in their product safety needs, HONGWAH  has an extensive Product Stewardship organization and a team of Product Safety and Regulatory Compliance (PS&RC) specialists available in each area. 

EXHIBITIONS
CARGO TRANSPORTATION
                                                                           
                                                                  FAQ 


1. Are you a manufacturer?
   
 Yes. We are a manufacturer of silicone sealant with standardized modern production facilities in Guangdong Province, China. A top 5 high-tech company in the industry.
HONGWAH has a 395,000 square foot silicone sealant factory in Jiangmen, Guangdong, China with 16 years of experience in this manufacturing area.
With a total investment of 800 million RMB, we have provided very high quality services to customers from 50 countries. 
Our commitment to product quality and professional production team's honest and uncomplicated manufacturing style ensure our customers' trust in our products' consistent performance and superior performance.
   
2.How soon can I get an updated quote?

We can provide a quote within no more than 24 hours, provided we know all the details of the requirements.


3. Do you accept private label OEM production?
Yes. We can do OEM for our customers.

4. Can I get a sample before I order?

Of course you can. Generally, we provide 1-5 pieces of free samples. The courier fee is borne by the customer. Thank you for your understanding.

5. How long will it take you to complete my order?
It depends on the quantity of your order. Generally, we only need 5 days to produce 20,000 pieces with a capacity of 1,600 tons a month, after receiving your payment.

6. How do you ensure quality?
We have a strict quality inspection system, from raw materials to finished products, the materials must be checked and signed by QC colleagues.

7.Can I visit your factory?
Welcome. Please let me know your travel plans and we will pick you up and book your hotel.

8.How to find the right sealant?
Please tell me the purpose of your application, the base material, the application method and all your requirements.