Product Description
Butyl Rubber (IIR, Isobutylene-Isoprene Rubber) is a high-performance synthetic elastomer widely used in industrial, automotive, and specialty rubber applications.
Butyl rubber, possesses numerous excellent properties such as high airtightness, outstanding chemical stability, and superior aging resistance. It also exhibits good electrical insulation and vibration damping characteristics.
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Chemical Name |
Butyl Rubber / IIR Rubber / Isobutylene-Isoprene Copolymer Rubber |
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CAS Number |
9010-85-9 |
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Appearance |
White or off-white solid, crumb, or powder |
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Mooney Viscosity (ML 1+4 @ 100°C) |
30–65 (depending on grade, e.g., IIR 301, IIR 532) |
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Iodine Value |
≤ 1.0 g I₂ / 100 g |
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Volatile Matter |
≤ 1.0% |
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Ash Content |
≤ 0.5% |
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Solubility |
Soluble in aromatic and chlorinated hydrocarbons; insoluble in water |
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Packaging |
25 kg / 50 kg bags, jumbo bags, or as per customer requirement |
Uses of Butyl Rubber (IIR)
- Adhesive Formulations: For pressure-sensitive adhesives, sealants, and bonding agents
- Rubber Products: Inner liners, tubes, and sealing gaskets
- Construction & Automotive: Waterproof coatings, vibration-damping layers, and acoustic insulation
Packing of Butyl Rubber (IIR)
Products are well packed in 25Kg kraft paper bag or according to customer's requirement.
Our Advantages
- High Purity & Consistency: Ensures uniform performance in manufacturing
- Multiple Grades Available: Including IIR 301, IIR 401, IIR 521, IIR 532 for different viscosity and application needs
- Global Recognition: Internationally accepted IIR grades for industrial and automotive applications
- Direct Factory Supply: Competitive pricing with stable stock
- Flexible Packaging & Logistics: Bags, drums, jumbo bags, and bulk transport options
Company Profile
Gneebio is a professional Chinese chemical manufacturer with 10+ years of export experience. We supply PIB, IIR, halogenated butyl rubber, and other industrial polymers worldwide.
FAQ
Q: Can a get a free sample ?
A: We can provide you with free samples, you only need to pay for the shipping cost.
Q: How do you guarantee the quality of your products?
A: All of our products comply with national testing standards and international standards. If you need, we can provide you with certificates.
Q: Can you use customer-specific labeling and packing?
A: Of course, you can provide us with the specified labeling and packaging and we will be happy to follow up with you.assist you. If there is anything else you need, please feel free to communicate with us!
Q: How about delivery time and method?
A: We usually ship within 3-5 working days after payments.
We can make ships by sea, air, or express. Also can make door-to-door shipping.
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