85ml Metal Casting Glue Sealant for Waterproof Repairs on Stainless Steel Copper Aluminium

This two-component metal sealant offers a practical solution for fixing leaks, cracks, and breaks in common metals like stainless steel, copper, and aluminium. Its 85ml dual-cartridge contains an epoxy resin and polymer resin formula (A glue) paired with a curing agent and additive (B glue), which when mixed, creates a strong, waterproof bond. Designed for DIY enthusiasts, hobbyists, and household maintenance, it provides an accessible alternative to professional metal joining techniques. The kit includes essential application accessories—a push rod for dispensing, a scraper for spreading, and sandpaper for preparation—enabling precise control and effective surface treatment for durable repairs on various metal items.

Features and Construction

The sealant's construction centres on its specialised chemical formulation and user-friendly packaging, tailored for metal adhesion and straightforward use.

Material and Build

The A glue consists of epoxy resin and polymer resin, chosen for their adhesive strength and compatibility with metal substrates. The B glue contains a curing agent and additive that triggers the hardening process once mixed, resulting in a solid, waterproof seal. This two-part system ensures a reliable bond suitable for repairing joints, sealing gaps, or crafting with metal components, without requiring heat or specialist equipment.

Size and Practical Fit

Packaged in an 85ml capacity dual-cartridge, the sealant provides sufficient volume for multiple small to medium repairs. The push rod facilitates easy extrusion and mixing of the two components directly from the cartridge. Available in a single unit or a 5PCS pack, it accommodates both one-off fixes and bulk project needs, making it a versatile addition to any toolkit for home, garage, or workshop environments.

Uses and Placement

This metal sealant serves a range of applications, from urgent repairs to creative projects, leveraging its waterproof and adhesive properties.

Event or Professional Use

In professional or event settings, such as temporary stage equipment fixes, exhibition stand repairs, or urgent maintenance for metal fixtures, this sealant offers a quick, on-site solution. Its ability to bond stainless steel, copper, and aluminium makes it useful for tradespeople or event organisers needing a reliable, portable adhesive for metal items without downtime for welding or replacement.

Everyday Home Use

For household applications, the sealant is ideal for mending leaking pipes, repairing cracked aluminium cookware, fixing copper jewellery, or securing loose stainless steel fittings. The included sandpaper allows for proper surface preparation, while the scraper ensures neat application, enabling homeowners to tackle common metal repair tasks efficiently and cost-effectively.

Benefits and Buying Value

The product's value lies in its practicality, reusability, and the convenience of having all necessary tools in one kit for effective metal repairs.

Reuse and Low Maintenance

With proper storage—keeping the cartridge sealed in a cool, dry place—any unused sealant remains viable for future repairs, reducing waste. Once cured, the bonded area requires minimal maintenance, as the waterproof seal resists moisture and typical environmental stresses, prolonging the life of repaired metal items and avoiding frequent reapplication.

Why Choose This Product

Choosing this metal sealant provides a complete repair kit with a proven epoxy formula tailored for metals, plus application accessories, all in one 85ml package. It eliminates the need to source separate adhesives, primers, or tools, saving time and effort. Its suitability for stainless steel, copper, and aluminium, combined with the option for single or multiple packs, offers flexibility and reliable performance for both occasional and frequent metal repair needs.