Rubber-to-substrate bonding
Rubber-to-metal bonding adhesives and related vulcanizing adhesive systems, including Chemlok grades. Selection centres on the elastomer, substrate and vulcanization process.
About Hongtu Chemical
Industrial materials. Experienced support.
A specialist supplier of industrial adhesives, mold release agents and coatings, built on years of work in rubber bonding and related applications.
Whether you have a specified grade or a process question, start with a conversation about the material you need and how you intend to use it.
Discuss an applicationIndustry experience
Years in the field. Attention to the details.
Hongtu has spent years working in the supply and technical sales of rubber bonding adhesives and release agents. This focused experience shapes how we discuss materials with purchasing teams, engineers and production specialists.
A product name is a starting point. We also ask about the rubber compound, the substrate, the application method and the purchasing requirement. These details help make the next conversation more useful, whether it concerns an existing grade, a new application or the documents needed for evaluation.
You can turn to Hongtu for product enquiries, technical documents and quotations. When an application needs a closer technical review, we seek manufacturer input as needed to help you move forward with selection and purchasing.
What we supply
A focused range for industrial processes
Our range covers rubber bonding, mold release, weatherstrip coatings and flocking, alongside polyurethane and selected in-mold bonding applications. Explore materials by process or ask about a grade you already use.
Mold release agents
Release agents for rubber molding and related processes, with grade enquiries guided by the molded material, tooling and release requirements.
Weatherstrip coatings & flocking adhesives
Coatings for rubber weatherstrips and flocking adhesives, including Flocklok grades, for evaluation against your profile material and coating or flocking process.
Polyurethane & in-mold bonding
Materials for polyurethane bonding and selected in-mold processes, including IMB product lines. Tell us the polymer, substrate and molding process so we can focus the product enquiry.
Working with Hongtu
From your requirement to a clearer decision
You do not need a complete specification to get in touch. We can start with the information you have and identify what needs to be clarified next.
Clarify the product or application
Send a grade name, an existing specification or a description of your process. We use that context to focus the product enquiry and identify technical questions for follow-up.
Request the right documents
Need a technical data sheet (TDS), safety data sheet (SDS) or other product documentation? Tell us the grade and language you need; we will help locate the documents and confirm the available revision.
Plan your purchase
Share the quantity, delivery destination and required timing. We will discuss availability, packaging, lead time and supply conditions with you so you can plan the purchase.
Evaluate materials against current manufacturer documentation and your process conditions, and complete the necessary application testing before use.
The company behind Hongtu Chemical
Hongtu Chemical is the international website of Qingdao Hongtu Industry and Trade Company Limited.
- Legal entity
- Qingdao Hongtu Industry and Trade Company Limited
- 青岛宏峹工贸有限公司
- Location
- Qingdao, Shandong, China
Start a conversation
Tell us what your process needs.
Have a product in mind? Send the grade and quantity. Still evaluating materials? Tell us about the application, substrates and documents you need.