--- description: Explore the technical specifications and applications of SP-1055, a distinct type of Phenolic Resin. Learn its unique properties and potential uses in various industries. title: SP-1055 image: https://welltchemicals.com/wp-content/uploads/2024/01/1-163.png --- [Skip to content](#content) # SP-1055 ## Sourcing SP-1055 Phenolic Resin from China: Get the Best Quality for Your Solutions! We specialize in sourcing SP-1055, a top-grade Phenolic Resin, directly from trusted manufacturers in China. With our extensive network and expertise, we ensure that you receive the best product at the most competitive prices. Our team works closely with manufacturers to guarantee quality control and timely delivery. Trust Wellt with your Phenolic Resin sourcing needs and experience the professionalism and expertise we offer. [Home](https://welltchemicals.com/) » [Phenolic Resin](https://welltchemicals.com/phenolic-resin/) » SP-1055 - ![SVG](https://welltchemicals.com/wp-content/uploads/2024/01/2-1.webp) ## Introducing SP-1055 from Wellt Our product brand: SL-2055 - **SP-1055** is a phenolic resin from Wellt for low unsaturation rubbers like IIR and EPDM with easy dispersibility and fast sulfurization. - The resin requires no activator, making it convenient to use with excellent scorch safety for IIR compounds. - Applications include bladders, bottle stoppers, seals, heat-resistant gaskets, rolls, and pressure-sensitive adhesives. The recommended dosage is 1.5-8 phr. - Each 25kg bag is packaged in a sturdy paper bag with PP inlay. Avoid storage with strong oxidizers or moisture, and don’t damage packages. - Shelf life is 18 months, but conduct a test before use if stored longer. - Experience superior performance with Wellt SP-1055 resin and improve rubber products. Contact Wellt to learn more. [enquiry now](#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjY5OCIsInRvZ2dsZSI6ZmFsc2V9) ![SP-1055](https://welltchemicals.com/wp-content/uploads/2024/01/1-163.webp) *SP-1055* ![SP-1055 (one type of Phenolic Resin)](https://welltchemicals.com/wp-content/uploads/2024/01/2-59-300x300.webp) *SP-1055 (one type of Phenolic Resin)* - ![SVG](https://welltchemicals.com/wp-content/uploads/2024/01/2-1.webp) ## SP-1055 Technical Data Our product brand: SL-2055 **Grade:** **Wellt**** SL-2055** Appearance: Orange-yellow to red-brown block ## SP-1055 Specifications | Appearance | Orange-yellow to red-brown block | | --- | --- | | Bromine Content (％) | 3.8-4.2 | | Methylol Content (％) | 9.5-13.0 | | Softening Point(Ball and ring) (℃) | 85-95 | | PACKAGING: | Paper bag with PP-Inlay :25kg/bag Avoid store with strong oxide, damageable articles and in humidity. Storage is for 18months. If over it, make sure it passes your determination before use. | - [![PDF svg](https://welltchemicals.com/wp-content/uploads/2024/01/2-17.webp)](https://welltchemicals.com/wp-content/uploads/2024/01/TDSWellt-SL-2055.pdf) ## [SP-1055 Technical Data Sheet PDF](https://welltchemicals.com/wp-content/uploads/2024/01/TDSWellt-SL-2055.pdf) Click to download accessories for our products ## SP-1055 For Sale Acquire SP-1055, a specific type of Phenolic Resin now available for purchase. This resin, an effective curing agent especially for low unsaturation value rubber such as IIR and EPDM, offers ease in dispersion and operation. It’s used in a range of applications, from bladders to heat-resistant gaskets. Improve the durability and efficiency of your products with SP-1055. Don’t miss this chance to enhance your business operations! [SP-1055 for Sale](https://welltchemicals.com/wp-content/uploads/2024/01/3-50.webp) [SP-1055 for Sale](https://welltchemicals.com/wp-content/uploads/2024/01/4-34.webp) [SP-1055 for Sale](https://welltchemicals.com/wp-content/uploads/2024/01/6-13.webp) ## Welcome to Our SP-1055 Factory! [factory display -1](https://welltchemicals.com/wp-content/uploads/2024/01/2-3.webp) [factory display -2](https://welltchemicals.com/wp-content/uploads/2024/01/2-10.webp) [factory display -3](https://welltchemicals.com/wp-content/uploads/2024/01/3-4.webp) [factory display -4](https://welltchemicals.com/wp-content/uploads/2024/01/4-4.webp) [factory display -5](https://welltchemicals.com/wp-content/uploads/2024/01/5.webp) [factory display -6](https://welltchemicals.com/wp-content/uploads/2024/01/6.webp) ![Why Wellt's SP-1055?](https://welltchemicals.com/wp-content/uploads/2024/01/5-17.webp) *Why Wellt's SP-1055?* - ![SVG](https://welltchemicals.com/wp-content/uploads/2024/01/2-1.webp) ## Why Wellt's SP-1055? 1. **From a technical perspective**, SP-1055 offers rapid sulfurization without the need for added activators, simplifying its application. 2. **From an operational standpoint**, this resin disperses quickly and operates smoothly, enhancing efficiency in production processes. 3. **Considering safety**, SP-1055 exhibits excellent scorch safety in IIR compounds, providing a reliable option in various applications. 4. **From a versatility viewpoint**, SP-1055 is helpful in a range of products, from bladders to pressure-sensitive adhesives. [enquiry now](#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjY5OCIsInRvZ2dsZSI6ZmFsc2V9) ## Related Product Recommendation ![Antioxidant DSTDP](https://welltchemicals.com/wp-content/uploads/2024/01/1-1.png) irgafos 168 Discover the Best irgafos 168 & antioxidant... [Read More](https://welltchemicals.com/plastic-antioxidants/phosphite-ester/irgafos-168/) ## [The Complete Guide to SP-1055 (phenolic resin) in 2024](https://welltchemicals.com/blog/the-complete-guide-to-sp-1055-phenolic-resin-in-2024/) Welcome to the comprehensive guide on SP-1055, a specific type of phenolic resin, as of the year 2024. This guide aims to provide a detailed overview, defining SP-1055's properties, classifying its applications, and comparing its effectiveness with other resins. We will delve into its technical aspects, operation procedures, and safety measures. Furthermore, we will offer practical recommendations for its usage. Our focus is purely informational, ensuring you receive an objective and factual understanding of SP-1055. ![](https://welltchemicals.com/wp-content/uploads/2024/01/995f9ce8-line4-1.webp) [For more details](https://welltchemicals.com/blog/the-complete-guide-to-sp-1055-phenolic-resin-in-2024/) [get support](#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjY5OCIsInRvZ2dsZSI6ZmFsc2V9) ## Latest Articles ![Ethyl Cellulose Food Grade: 6 Key Applications (2026)](https://welltchemicals.com/wp-content/uploads/2026/06/ethyl-cellulose-food-grade-applications-featured.webp) Updated June 2026 Most cellulose ethers thicken water. Ethyl cellulose... [nome](https://welltchemicals.com/blog/author/nome/ "Posts by nome")June 30, 2026 ![Importance of UV Protection in the Plastic Industry](https://welltchemicals.com/wp-content/uploads/2025/10/Importance-of-UV-Protection-in-the-Plastic-Industry.webp) Protecting Plastics and Polymers from UV Degradation for Enhanced Durability... [Adria](https://welltchemicals.com/blog/author/adria/ "Posts by Adria")October 17, 2025 ![Types of UV Stabilizers](https://welltchemicals.com/wp-content/uploads/2025/10/Types-of-UV-Stabilizers.webp) Plastics and polymers are probably amongst the most prominent materials... [Adria](https://welltchemicals.com/blog/author/adria/ "Posts by Adria")October 16, 2025 ![Types of UV Stabilizers in Masterbatch Solutions](https://welltchemicals.com/wp-content/uploads/2025/10/Types-of-UV-Stabilizers-in-Masterbatch-Solutions.webp) Plastics are essential to various industries, from packaging to construction,... [Adria](https://welltchemicals.com/blog/author/adria/ "Posts by Adria")October 15, 2025 Load More ## Frequently Asked Questions Want to know more about SP-1055. ### Q: What is SP-1055? SP-1055 is a heat-activated phenolic resin. It is mainly used as a curing agent for rubber compounds due to the presence of methanol groups. ### Q: What are the critical attributes of SP-1055? SP-1055 stands out for its superior dynamic properties, excellent scorch safety, and its halogen-free characteristics, making it a go-to choice for rubber compounds. ### Q: How can I get a quote for SP-1055? To obtain a quote for SP-1055, you can [get in touch with the sales team at Wellt Group](https://welltchemicals.com/contact/) or consult their authorized distributor to discuss your specific needs. ### Q: What are the main applications of SP-1055? Typically, SP-1055 finds application in rubber compounds for items like unsaturated elastomers, splicing tapes, and rubber auxiliaries. It’s also used in various rubber-based manufacturing processes. ### Q: What are the recommended usage levels of SP-1055 in rubber compounds? Usage levels of SP-1055 in rubber compounds are generally given in parts per hundred rubber (PHR) and can vary depending on the specific formulation and requirements. ### Q: How does SP-1055 aid in the curing process of rubber compounds? SP-1055 functions as a phenolic curing agent and a halogen donor, speeding up curing and enhancing the overall performance and resistance of rubber compounds. ### Q: Where can I find the Safety Data Sheets (SDS) and Technical Data Sheets (TDS) for SP-1055? Access to the Safety Data Sheets (SDS) and Technical Data Sheets (TDS) for SP-1055 is provided on the official Si Group website, through their authorized distributors, or by contacting their customer service. ### Q: What are the key considerations when using SP-1055 in rubber compound formulations? When incorporating SP-1055, it’s essential to assess its compatibility with other components, its impact on tackiness, and the overall improvement it offers to the final rubber compound. ### Q: Does SP-1055 provide any specific benefits for rubber compound manufacturers? Yes, SP-1055 brings significant advantages like exceptional scorch safety, superior dynamic properties, and halogen-free nature, which are highly valuable for manufacturers aiming to enhance product performance and safety. ### Q: How quickly can I expect a response after sending a request for a quote? Wellt’s sales and customer service teams strive to respond promptly to quote requests, ensuring swift, efficient communication for all inquiries related to SP-1055. [contact.](https://welltchemicals.com/contact/) × ## Table of Contents Table of Contents Scroll to Top Get in touch with WELLT company Contact Form Demo Your Name \* Email Phone/WhatsApp Your Message Submit Form ```json {"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/welltchemicals.com\/phenolic-resin\/sp-1055\/","url":"https:\/\/welltchemicals.com\/phenolic-resin\/sp-1055\/","name":"SP-1055 - Wellt","isPartOf":{"@id":"https:\/\/welltchemicals.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/welltchemicals.com\/phenolic-resin\/sp-1055\/#primaryimage"},"image":{"@id":"https:\/\/welltchemicals.com\/phenolic-resin\/sp-1055\/#primaryimage"},"thumbnailUrl":"https:\/\/welltchemicals.com\/wp-content\/uploads\/2024\/01\/1-163.webp","datePublished":"2024-01-10T01:44:50+00:00","dateModified":"2024-01-10T03:01:25+00:00","description":"Explore the technical specifications and applications of SP-1055, a distinct type of Phenolic Resin. 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SP-1055 is a heat-activated phenolic resin. It is mainly used as a curing agent for rubber compounds due to the presence of methanol groups.<\/p>"}},{"@type":"Question","name":"Q: What are the critical attributes of SP-1055?","acceptedAnswer":{"@type":"Answer","text":"

SP-1055 stands out for its superior dynamic properties, excellent scorch safety, and its halogen-free characteristics, making it a go-to choice for rubber compounds.<\/p>"}},{"@type":"Question","name":"Q: How can I get a quote for SP-1055?","acceptedAnswer":{"@type":"Answer","text":"

To obtain a quote for SP-1055, you can get in touch with the sales team at Wellt Group<\/a><\/span> or consult their authorized distributor to discuss your specific needs.<\/p>"}},{"@type":"Question","name":"Q: What are the main applications of SP-1055?","acceptedAnswer":{"@type":"Answer","text":"

Typically, SP-1055 finds application in rubber compounds for items like unsaturated elastomers, splicing tapes, and rubber auxiliaries. It's also used in various rubber-based manufacturing processes. <\/p>"}},{"@type":"Question","name":"Q: What are the recommended usage levels of SP-1055 in rubber compounds?","acceptedAnswer":{"@type":"Answer","text":"

Usage levels of SP-1055 in rubber compounds are generally given in parts per hundred rubber (PHR) and can vary depending on the specific formulation and requirements. <\/p>"}},{"@type":"Question","name":"Q: How does SP-1055 aid in the curing process of rubber compounds?","acceptedAnswer":{"@type":"Answer","text":"

SP-1055 functions as a phenolic curing agent and a halogen donor, speeding up curing and enhancing the overall performance and resistance of rubber compounds. <\/p>"}},{"@type":"Question","name":"Q: Where can I find the Safety Data Sheets (SDS) and Technical Data Sheets (TDS) for SP-1055?","acceptedAnswer":{"@type":"Answer","text":"

Access to the Safety Data Sheets (SDS) and Technical Data Sheets (TDS) for SP-1055 is provided on the official Si Group website, through their authorized distributors, or by contacting their customer service. <\/p>"}},{"@type":"Question","name":"Q: What are the key considerations when using SP-1055 in rubber compound formulations?","acceptedAnswer":{"@type":"Answer","text":"

When incorporating SP-1055, it's essential to assess its compatibility with other components, its impact on tackiness, and the overall improvement it offers to the final rubber compound. <\/p>"}},{"@type":"Question","name":"Q: Does SP-1055 provide any specific benefits for rubber compound manufacturers?","acceptedAnswer":{"@type":"Answer","text":"

Yes, SP-1055 brings significant advantages like exceptional scorch safety, superior dynamic properties, and halogen-free nature, which are highly valuable for manufacturers aiming to enhance product performance and safety. <\/p>"}},{"@type":"Question","name":"Q: How quickly can I expect a response after sending a request for a quote?","acceptedAnswer":{"@type":"Answer","text":"

Wellt's sales and customer service teams strive to respond promptly to quote requests, ensuring swift, efficient communication for all inquiries related to SP-1055. contact.<\/a><\/span><\/p>"}}]} ```