Key Takeaways
•Product packaging for the automotive sectorinvolves the filling and packaging of adhesives, sealants, and technical products intended for the automotive industry (cartridges, tubes, pouches, and cans).
•Products in this sector (polyurethanes, two-component systems, silicones) are sensitive to air and moisture: their packaging requires precise metering equipment and controlled environments.
•Thecartridge(310 ml) is the standard size for aftermarket use, supplemented by flexible pouches (400–600 ml) and dual-chamber cartridges for two-component systems.
•Outsourcing to a contract packager providesflexibility in volume, batch traceability, and quality compliance without the need to invest in filling lines.
•Etraves packages adhesives, sealants, and two-component products for the automotive industry, ranging from small-batch production to industrial-scale production.
The automotive industry consumes considerable volumes of structural adhesives, sealants, and assembly products every year. However, between the formulation of a chemical product and its availability on an assembly line or in a body shop, one step is often underestimated: thepackaging of products for the automotive sector.
Filling a cartridge with the correct weight, ensuring the seal of a two-component product, or guaranteeing the traceability of a batch are technical operations that require specific industrial expertise.
That is precisely the mission of a contract packager like Etraves: to enable manufacturers and distributors in the automotive sector to focus on their core business, while ensuring they receive reliable packaging that complies with regulations and is tailored to their production requirements.
What is product packaging in the automotive industry?
Packagingrefers tothe entire process of filling, dispensing, and packaging chemicals intended for the automotive industry: body shop adhesives, polyurethane sealants, silicones, greases, sealants, and two-component formulations.
In practice, the packaging facility receives the product in bulk (barrels, tanks, containers) and transfers it into containers suitable for the end use:310-mlcartridges, flexible pouches, tubes, bottles, cans, or buckets.
This step involves more than just transferring the product from one container to another. Products used in the automotive industry are often sensitive to air, moisture, and temperature fluctuations: a polyurethane sealant that is not stored properly will cure inside its cartridge, and a two-component adhesive that is not mixed in the correct proportions will lose its mechanical properties.
Contract packagingtherefore requires precise dosing equipment, controlled environments, and systematic quality controls to ensure that the product meets all of its technical specifications until it is applied to a vehicle.
What products should be packaged for the automotive industry?
The automotive industry uses a very wide variety of chemicals, each with its ownpackaging requirements. Three major categories account for the bulk of the needs of original equipment manufacturers, automotive bodywork manufacturers, and distribution networks.
What products should be packaged for the automotive industry?
The automotive industry uses a very wide variety of chemicals, each with its ownpackaging requirements. Three major categories account for the bulk of the needs of original equipment manufacturers, automotive bodywork manufacturers, and distribution networks.
1. Adhesives and structural adhesives
Automotive automotive adhesives are playing an increasingly important role in the assembly of modern vehicles: bonding windshields, assembling body panels, securing interior trim, and structural bonding to replace welding on composite materials.
These adhesives, which are often based on polyurethane, epoxy, or MS polymer, must be dispensed under a controlled atmosphere to prevent premature curing.
The adhesive applicator must be proficient in handling one- and two-component products, ensuring precise measurement of the resin-to-hardener ratios, which directly determine the mechanical performance of the bond.
2. Sealants and Body Fillers
The automotive sealants ensure that panel joints are sealed, provide stone chip protection for the underbody, and finish off body repairs. Whether they are polyurethane sealants, MS sealants, or anti-corrosion sealants, their high viscosity requires specialized pumping and filling equipment.
Sealant packaged incartridges or pouches must ensure that there are no air bubbles, that it extrudes evenly from the caulking gun, and that the product remains in perfect condition throughout its shelf life.
3. Cartridges, two-component systems, and special formats
Cartridgesremain the most popular format in the automotive aftermarket: they are convenient, easy to dispense, and compatible with body shops’ manual or pneumatic guns. However, the industry also demands double-chamber cartridges fortwo-componentproducts with static mixers, tubes for assembly greases, and pails for surface preparation products.
A versatile conditioner must be able to process all of these formats—from small sample vials to multi-liter containers—with the same high quality standards.
The Benefits of Custom Packaging for the Automotive Industry
Outsourcing thepackagingof chemical products toa specialist offers concrete and measurable benefits for both chemical manufacturers and distributors in the industry.
Flexibility in Volumes and Formats
The automotive market is cyclical and seasonal: demand for body filler increases in the winter, and the launch of new products requires small test runs before mass production begins.
Acontract fillercan accommodate these variations without the manufacturer having to invest in expensive filling lines. This makes it possible to launch a batch of 500 cartridges to test the market, and then scale up to tens of thousands of units without changing partners or processes.
Quality and Industrial Traceability
The automotive sector enforces some of the strictest quality standards in the industry. Every packaged batch must be traceable: batch number, date of manufacture, expiration date, and storage conditions.
Defective packaging can lead to product recalls and may even result in the manufacturer being held liable in the event of a leak or failure of the adhesive bond on a vehicle.
By entrusting thepackaging of adhesives and sealantsto a specialist that employs systematic quality controls, industry players ensure the security of their supply chain and regulatory compliance.
Bow Fittings : Your packaging partner for the automotive industry
Based in France,Etravesis a contract packaging company specializing in the following products: adhesives, sealants, silicones, greases, paints, and two-component formulations. Our filling lines handle all formats used in the automotive industry: cartridges, tubes, bottles, cans, and two-component systems with mixers.
Our expertise covers the entire process: receiving your bulk products, filling under controlled conditions, sealing and capping, labeling in accordance with CLP regulations, packing into cartons, and logistics preparation.
Whether you are a formulator of automotive body products, an original equipment manufacturer, or a distributor, we tailor our production rates and formats to your needs, from small batches to industrial-scale production.
Contact our team to discuss yourautomotive packagingproject and receive a customized quote.
FAQ – Automotive Packaging
What is the difference between automotive glue and automotive sealant?
Adhesive is designed to permanently bond two substrates with high mechanical strength, while sealant is primarily used to provide waterproofing and sealing while remaining flexible after drying.
In the automotive industry, adhesives are used for bonding windshields or structural assemblies, while sealants are used to seal sheet metal joints and protect the underbody. The packaging also differs: adhesives are often available in tubes or two-component cartridges, while sealants are almost exclusively available in cartridges or pouches designed to be extruded using a caulking gun.
Cartridge or pouch: Which packaging should you choose for sealant?
The rigid cartridge (approximately 300 ml) is ideal for occasional use and after-sales service: it’s easy to store, works with a standard spray gun, and provides good protection for the product. The flexible pouch offers a larger capacity (400 to 600 ml) and generates less waste, making it more cost-effective for heavy users such as auto body shops or assembly lines.
The choice therefore depends on the volume consumed, the application equipment available, and the end user’s environmental policy.
How do you package a two-component automotive product?
Two-component products (epoxy adhesives, structural polyurethanes) are packaged in dual-chamber cartridges that keep the resin and hardener separate until application. A static mixer attached to the cartridge outlet ensures mixing at the exact ratio during extrusion, eliminating any risk of human dosing errors.
This type of packaging requires specialized filling equipment and strict control of the ratios, which is why it is generally entrusted to a specialized contract packager.
Why outsource the packaging of its automotive products?
Outsourcing allows companiesto avoid heavy investments in filling lines, skilled personnel, and quality control, while gaining flexibility in terms of production volumes. A contract packager like Etraves absorbs seasonal peaks, handles small launch runs as well as high-volume production, and guarantees the traceability required by the automotive industry. This allows the manufacturer to focus its resources on formulation and marketing, which constitute its true added value.
