AS38 Acetoxy Silicone Sealant For Construction

Product Description

AS38 Acid Gasket-Free Silicone Sealant

AS38 Acid Gasket-Free Silicone Sealant is a one-component, acid-curing, high-modulus silicone rubber; It has good elasticity and displacement deformation ability, good adhesion to various building materials, excellent oil resistance, high and low temperature resistance, long-term working temperature -40℃~260℃, and short-term temperature resistance can reach 280℃.

Specification

Applications

The temperature is lower than 260°C, sealing and bonding between materials.
Automobile engine, gearbox, oil pan.

Bonding of chimney pipes.
Other general purpose caulking, waterproof sealing.

Technical Specifications

(Custom configurations available upon request.)

Items	Index
Before curing
Color	White black grey and others
Density (g/cm3)	1.30±0.05
Skin time (m)	5-15 min
Droop(mm)	0
Curing speed (mm/d)	3
Full curing time (humidity 50±5%, temperature 23±2°C)	3days
After curing 72 hours under conditions of 25℃ and 50%RH
Hardness (Shore A)	40±5
Tensile strength (MPa)	≥1.5
Elongation (%)	≥200
Tensile modulus at 100% elongation (MPa)	No destruction

After Sales Service

Standard Warranty: 12 months 
Storage: Store the original sealant in a dry place, the temperature should not be higher than 27 degrees.
Package: 280-310ml/cartridge   580-600ml/sausage
Other: OEM available

Company Profile

Why Choose Us?

Other Products

OEM/ODM capabilities
Competitive pricing & bulk discounts
Fast shipping & customs clearance support
Turnkey project solutions

Silicone sealants
MS Hybrid sealants
PU sealants
Epoxy adhesives
Acrylic adhesives

Anaerobic adhesives

Super glues

Silicone roof caotings

MS roof coatings

R&D Lab

Facilities and Packing lines

Exhibitions

Certifications

FAQ

Q: What applications do your sealant products have?

A: Our sealant products have applications across various industries and in different areas. Here are a few examples:

Construction Industry: Our sealants are commonly used in construction for sealing gaps, joints, and cracks in buildings.      They help in weatherproofing, waterproofing, and improving the structural integrity of constructions.

Automotive Industry: In the automotive industry, our sealants find application in manufacturing and assembly processes.      They are used for sealing gaps, preventing leaks, reducing vibration and noise in vehicles.

 

Q: What distinguishes your sealant products from others in the market?

A: Our sealant products are known for their high quality and exceptional performance. They are formulated with advanced technologies that provide excellent adhesion, elasticity, and durability. Our sealants also exhibit strong resistance to weathering, UV radiation, temperature changes, and chemical exposure. 

 

Q: Can your sealant products be customized for specific project needs?

A: Yes, we understand that different construction projects may have unique requirements. We offer customization options for our sealant products to meet specific project needs. This includes variations in color, viscosity, curing time, and other properties. 

 

Q: Can I request a free sample of your sealant product?

A: Absolutely! We understand the importance of evaluating the product before making a purchase decision.         

We offer free samples of our sealant products. However, please note that our company's policy may require you to cover the shipping cost for the sample initially. Once you proceed with placing an order, we will refund the shipping cost as a gesture of goodwill and appreciation for your business.