Frequently Asked Questions
Find answers to common questions about our hot melt adhesives, customization, manufacturing, packaging and ordering process.
General Questions
Are you a manufacturer or trading company?
Adhesive (Shanghai) Co., Ltd. is a manufacturer specializing in EVA and PUR hot melt adhesives. We manage product development, formulation testing and manufacturing through our own technical and production capabilities. This allows us to work directly with customers on product requirements, sample testing and customized adhesive solutions without relying solely on third-party suppliers. Our manufacturing-focused approach also enables better control over product consistency, quality requirements and customized production for different industrial applications.
Where is your factory located?
Our company is based in Shanghai, China, with four subsidiaries and manufacturing facilities located across Jiangsu and Anhui provinces. Together, these facilities cover a total land area of approximately 20,000 square meters and support our hot melt adhesive production and related operations. This multi-site manufacturing network allows us to maintain flexible production capabilities and support stable supply for customers in different markets. Our Shanghai-based team also coordinates technical development, customer support and business operations.
How long have you been manufacturing hot melt adhesives?
We have more than 20 years of experience in hot melt adhesive research and manufacturing. During this time, we have focused on developing and producing EVA and PUR hot melt adhesive solutions for furniture, packaging, printing and other industrial applications. Our long-term experience has allowed us to build practical knowledge of different bonding requirements and production conditions, supporting customers with both standard adhesive products and customized formulation requirements.
What types of hot melt adhesives do you manufacture?
We manufacture a range of hot melt adhesives, with a primary focus on EVA and PUR hot melt adhesive solutions. Different formulations can be developed for applications such as furniture manufacturing, edge banding, packaging, printing and other industrial bonding processes. Depending on the customer’s materials, equipment and production conditions, our technical team can help evaluate suitable adhesive properties and provide recommendations for product selection or customized formulation development.
Which industries do you serve?
Our hot melt adhesives are used across several industries, including furniture manufacturing, woodworking, packaging, printing and automotive components. Different industries have different requirements for bonding strength, setting speed, viscosity, application temperature and heat resistance. We therefore provide adhesive solutions based on the specific production process rather than using a single formulation for every application. Customers can also discuss their materials and production conditions with our technical team to identify a suitable adhesive solution.
Product & Application
What types of hot melt adhesives do you offer?
We offer EVA and PUR hot melt adhesives for a wide range of industrial bonding applications. Our products are developed for different requirements such as furniture manufacturing, edge banding, packaging, printing and other industrial processes. Different formulations can provide varying levels of viscosity, setting speed, bonding strength, application temperature and heat resistance. If you are unsure which adhesive is suitable for your application, our technical team can evaluate your materials and production conditions and recommend an appropriate solution.
What is the difference between EVA and PUR hot melt adhesive?
EVA and PUR hot melt adhesives differ mainly in their bonding mechanism and performance characteristics. EVA hot melt adhesive forms a bond through cooling and is commonly used where fast setting and efficient processing are required. PUR hot melt adhesive reacts with moisture after application to form a more durable bond and can provide excellent resistance to heat, moisture and other environmental conditions. The right choice depends on your materials, equipment, production process and required bonding performance.
Which hot melt adhesive is suitable for edge banding?
The suitable adhesive depends on the edge banding material, substrate, machine, application temperature and required bonding performance. EVA hot melt adhesives are widely used for conventional edge banding applications because of their fast setting characteristics and ease of processing. PUR hot melt adhesives may be preferred when higher resistance to heat, moisture and long-term environmental exposure is required. For specific edge banding requirements, we recommend evaluating the actual materials and production conditions before selecting the adhesive.
[Explore Hot Melt Adhesive for Edge Banding]
What materials can your hot melt adhesives bond?
Our hot melt adhesive solutions can be used with various materials commonly found in furniture, packaging and industrial applications. Depending on the formulation, applications may involve wood-based panels, MDF, particleboard, PVC, ABS, acrylic, melamine, paper, cardboard and other substrates. Material compatibility can vary depending on surface properties and production conditions, so the adhesive should be selected according to the specific combination of substrates being bonded. For customized applications, sample testing can help verify bonding performance before bulk production.
How do I choose the right hot melt adhesive for my application?
The right adhesive should be selected based on more than the substrate alone. Important factors include the materials being bonded, machine type, application temperature, adhesive viscosity, open time, setting speed, production speed and required bonding strength. Environmental requirements such as heat or moisture resistance may also affect the selection between different formulations. Providing these details allows our technical team to recommend a more suitable adhesive solution rather than relying on a general-purpose product.
Can you recommend an adhesive based on our machine and production conditions?
Yes. Our technical team can evaluate your machine, substrates and production conditions to help identify a suitable hot melt adhesive. Useful information includes the machine type, operating temperature, application method, production speed, substrate materials and current bonding results. If necessary, we can arrange sample testing so the adhesive can be evaluated under actual production conditions before a larger order is placed. This approach helps reduce compatibility issues and supports more reliable adhesive selection.
Customization & Samples
Can you customize the hot melt adhesive formulation?
Yes. We provide customized hot melt adhesive formulations based on different substrates, production processes, equipment and application requirements. Our technical team can evaluate your specific bonding conditions and adjust the formulation to achieve the required viscosity, setting speed, open time, bonding strength or temperature resistance. We can also arrange sample testing and formula evaluation before bulk production, helping customers confirm product suitability under their actual production conditions.
Can I request a sample before placing an order?
Yes. We recommend sample testing before placing a bulk order, especially for customized adhesive requirements. Customers can provide information about their substrates, application process, machine and production conditions, and we can recommend a suitable adhesive for evaluation. Sample testing allows you to check bonding performance and production compatibility before moving forward with a trial or bulk order.
What information do you need for a customized adhesive?
To recommend or develop a suitable formulation, we usually need information about your substrate materials, application method, machine or equipment, operating temperature, production speed and required bonding performance. Information about your current adhesive and any existing bonding problems can also be helpful. The more details you provide about your production conditions, the more accurately our technical team can evaluate the adhesive requirements and recommend an appropriate solution.
Can you adjust viscosity or setting time?
Yes. Depending on the application requirements, we can evaluate and adjust adhesive properties such as viscosity, setting speed, open time, application temperature and bonding performance. The appropriate adjustment depends on the substrate, equipment and production process. Our technical team can assess these factors and arrange sample testing to verify whether the customized formulation meets your production requirements.
What is the MOQ for customized hot melt adhesive?
The MOQ for customized hot melt adhesive starts from 100 kg. The actual order quantity may depend on the formulation, packaging requirements and production specifications. For customers testing a new adhesive solution, we recommend discussing the application requirements with our technical team first so that the appropriate formulation and order quantity can be evaluated before production.
How long does customized production take?
Customized production typically takes 7–15 working days, depending on the formulation, testing requirements and order specifications. For new formulations, additional time may be required for sample preparation and performance evaluation before the final formula is confirmed. Once the adhesive requirements and formulation are confirmed, we can arrange production according to the agreed order schedule.
For detailed customization and sample information, please visit our【Custom Services】【Sample】 page.
Manufacturing & Quality
How do you control adhesive quality?
We use a multi-stage quality control process covering raw materials, production and finished products. Key product properties are monitored according to the requirements of each adhesive formulation and application. Our quality control procedures help identify potential variations during production and maintain consistent performance between batches. Before products are released, finished adhesive is inspected to ensure it meets the specified quality and production requirements.
Do you test raw materials before production?
Yes. Raw materials are evaluated before entering production to help ensure they meet the required specifications for the relevant adhesive formulation. This initial inspection is an important part of maintaining product consistency because variations in raw materials can affect properties such as viscosity, setting behavior and bonding performance. Materials that do not meet the required standards are not used for normal production.
How do you maintain batch-to-batch consistency?
We maintain batch consistency through standardized formulations, controlled production procedures and quality inspections throughout the manufacturing process. Production conditions and key adhesive properties are monitored according to the requirements of each product. Finished batches are also inspected before release. By combining standardized manufacturing procedures with quality testing, we aim to provide stable adhesive performance from one production batch to the next.
Do you have an R&D laboratory?
Yes. Our R&D and testing facilities support adhesive formulation development, sample evaluation and product performance testing. The technical team can assess different adhesive requirements and evaluate properties such as viscosity, setting behavior, bonding performance and temperature resistance. The laboratory also supports customized formulation development and helps verify product performance before a new or adjusted formulation moves into regular production.
What quality certifications do you have?
We have obtained relevant quality and compliance certifications, including ISO, CE and CARB certifications. These certifications support our commitment to standardized manufacturing and quality management. Certification requirements vary depending on the product and target market, so customers with specific regulatory or compliance requirements are welcome to discuss their needs with our team. Relevant certification documents can be provided when applicable.
Can you provide technical documentation or test reports?
Yes. Depending on the product and customer requirements, we can provide relevant technical information and available test documentation to support product evaluation and purchasing decisions. Customers may also discuss specific testing requirements with our technical team before ordering. For customized adhesive solutions, sample testing and performance evaluation can be arranged to help verify compatibility with the customer’s materials and production conditions before bulk manufacturing.
Packaging & Orders
What packaging options are available?
We provide standard and customized packaging options according to the product type, order quantity and customer requirements. Packaging can be arranged to support product protection during storage, handling and delivery. For customers with specific packaging or branding requirements, our team can discuss suitable packaging formats and labeling options before production.
What is the standard package size?
Our hot melt adhesives are commonly available in 25 kg packaging, depending on the product and application requirements. The actual package format may vary according to the adhesive type, product specifications and customer requirements. For larger or customized orders, we can discuss suitable packaging solutions based on your handling, storage and production needs.
Can you provide pallet packing?
Yes. We can provide professional pallet packing for orders requiring organized handling and storage. Palletized packaging helps keep products securely arranged during loading, unloading and warehouse handling. The pallet configuration and packing method can be discussed according to the package size, order quantity and customer requirements.
Can you customize the packaging or labeling?
Yes. Customized packaging and labeling are available for qualifying orders. Customers can discuss requirements such as packaging format, product labels, company branding and other relevant information with our team before production. We recommend confirming packaging specifications and artwork in advance to ensure the final packaging meets your requirements.
Can I place a trial order before bulk production?
Yes. A trial order can be arranged before larger-scale production, particularly when a customer is evaluating a new adhesive or customized formulation. This allows the adhesive to be tested under actual production conditions and provides an opportunity to confirm product performance, packaging and order specifications before moving to regular bulk supply.
How do I place an order?
The typical ordering process starts with discussing your product requirements, application, quantity and packaging needs with our team. For customized products, we may first review the application and arrange sample testing or formula confirmation. Once the product specifications, packaging and order details are confirmed, we can proceed with production according to the agreed requirements and schedule.
For detailed shipping and transportation information, please visit our [Shipping Service] page.
Technical Support
Can your technical team help us select an adhesive?
Yes. Our technical team can help evaluate your application and recommend a suitable hot melt adhesive based on your substrate materials, equipment, application temperature, production speed and required bonding performance. Rather than recommending a product based only on the material being bonded, we consider the complete production process to help identify an adhesive that is compatible with your application conditions.
What information should I provide for technical evaluation?
For an accurate technical evaluation, customers can provide information about the substrate materials, machine or equipment, application method, operating temperature, production speed and current bonding results. Information about the required bonding strength, heat or moisture resistance, setting time and any existing bonding problems is also helpful. These details allow our technical team to better understand your production conditions and recommend a suitable adhesive solution.
Can you help troubleshoot bonding problems?
Yes. We can assist customers in evaluating common bonding problems such as poor adhesion, edge lifting, insufficient bonding strength, slow setting, excessive adhesive consumption or unsuitable application temperature. Customers can provide details about the materials, machine settings, adhesive being used and production conditions. Based on this information, our technical team can help identify potential causes and suggest adjustments or a more suitable adhesive solution.
Can you recommend an adhesive based on our production equipment?
Yes. Equipment and machine conditions can have a significant effect on adhesive performance. Our technical team can consider factors such as machine type, application method, operating temperature, production speed and adhesive application system when recommending a product. Providing machine specifications and current operating conditions can help us evaluate compatibility and suggest a formulation that fits your production process more effectively.
Can you provide application recommendations?
Yes. We can provide general application recommendations based on the customer’s materials, equipment and production conditions. Depending on the adhesive and application, recommendations may cover application temperature, viscosity, setting behavior, adhesive application and production conditions. For more complex requirements, sample testing can be arranged so that the adhesive can be evaluated under actual production conditions before bulk manufacturing.
How does your technical support process work?
Customers can first provide their substrate materials, equipment information, application temperature and production conditions, together with the bonding performance they expect. Our technical team reviews these requirements and recommends a suitable adhesive solution. Where necessary, we can proceed with sample testing and further technical evaluation before the final product or customized formulation is confirmed. This process helps reduce compatibility risks and supports more reliable adhesive selection.
For detailed information about our products, please download and view our product catalog.
Still Have Questions?
Can’t find the answer you’re looking for? Send us your application requirements, product specifications or technical questions. Our team can help evaluate your needs, recommend a suitable hot melt adhesive solution and provide support with sample testing and customized requirements.