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Guide To Using Hoof Glue and Rebuild Materials

A selection of Mustad Australia's hoof glue products, including adhesive bottles and applicator tips

Guide To Using Hoof Glue and Rebuild Materials

Explore Hoof Glue, Hoof Rebuild And Dental Impression Materials

With the wide variety of hoof glue and other products available to hoof care professionals today, it can often be confusing to choose the right product.

Gone are the days when farriers only had one type of adhesive to choose from. Adhesive for hoof repair, glueing on shoes and sole support are not only in abundant supply but are also far superior in quality and ease of use than they were in the past. 

In this blog, we will attempt to cover the wide variety of modern materials and give you an insight as to what they are designed for and how best to utilise them in your practice.

Firstly, let’s look at what types of materials are available:

Silicone Pad Materials:

When using Silicone Pad Materials, bear in mind they are not adhesive. To manage these well, the best way to apply them is by using spray glue on the foot and copper sulphate prior to application.

The setting process occurs at a low temperature. Silicone pads typically set within about 4 minutes. This time can be reduced to approximately 2 minutes when heated.

When using silicone pad materials, the use of hoof pads is essential. The silicone provides a protective barrier that prevents debris and moisture from accumulating between the pad and the hoof sole. However, it is important to note that while silicone offers excellent protection, it is not shock-absorbing. 

Poly-Urethane Hoof Glue:

Poly-urethane glue is renowned for its exceptional bonding strength. This strong adhesion ensures that once the glue has set, the bond is durable and reliable, even under stress. 

The setting process of poly-urethane glue often involves elevated temperatures, which enhances its bonding capabilities. Be sure to keep these materials away from sensitive tissue!

Poly-urethane glue typically sets quickly, often within about 30 seconds to 1 minute and hardens out within 5 minutes. This helps to maintain the necessary flexibility to ensure natural hoof movement.  

Once fully set, poly-urethane glue forms a hard, resilient finish that is resistant to wear and tear. This hardness contributes to the longevity of the bond and is particularly beneficial in protecting the horse’s hoof.  

Despite its strong performance, poly-urethane glue is highly sensitive to contaminants such as dirt and humidity during the application process. Any foreign substances can compromise the bond quality, making it essential to ensure that surfaces are clean and dry before applying the glue. Proper storage and handling are also important to maintain its effectiveness. 

In summary, poly-urethane glue offers a combination of strong adhesion, quick setting times, and durable finishes, but care must be taken to manage environmental factors that could affect its performance. 

Acrylic Glue:

Acrylic glue is celebrated for its strong bonding capabilities. Its robust adhesion ensures that it creates a secure and lasting bond.  

 While acrylic glue requires elevated temperatures for optimal setting, these temperatures are generally lower than that needed for poly-urethane glue.  


Acrylic glue offers a relatively quick setting time, typically around 3 minutes. This allows the farrier to work efficiently moving on to the next steps in their work shortly after application. However, like other adhesives, it is important to allow adequate time for full curing to achieve maximum strength. 


Once set, acrylic glue provides a hard yet flexible bond. This combination of properties makes it particularly valuable when working with horse’s hooves. The flexibility helps absorb shocks and prevents the bond from breaking under strain. 

Acrylic glue is not as sensitive to environmental factors such as dirt and humidity compared to poly-urethane adhesives. This resilience allows for a wider range of application conditions, making it easier to work with in various settings. However, while it is less sensitive, ensuring the hoof is clean and dry is still necessary to enhance the bond strength. 

In summary, acrylic glue combines strong adhesion, a moderate setting temperature, quick setting times, and a hard yet flexible finish, making it an excellent choice when working on horse's hooves. 

Choosing The Right Adhesive

Now, choosing the right adhesive for your task largely depends on the job you’re undertaking. For example, if we are simply repairing a small portion of the hoof wall, we would choose a fast-setting direct glue, however, if we are gluing on a shoe or applying a hoof cast, we would use a slower-setting multifunctional one.

Comfortmix Hoof Repair White or Black – Poly-Urethane Based

As the name suggests this product is ideal for hoof repairs. Comfort Mix Hoof Repair is a two-part fast-set adhesive in a 200cc tube that requires an applicator gun and mixing tips to activate the glue.

Preparation: Prior to application, the hoof must be clean and dry. As this is a direct glue it will bond to the first thing it touches, so any oil or moisture will compromise the bond. 

We use a sanding block and heat gun to clean and dry the hoof before application, if acetone is used to clean the hoof it should be removed before application by sanding. Ensuring the hoof is completely clean will produce the best result.

Comfortmix Super Bond  - Poly-urethane based

Comfort Mix SuperBond has been designed for use in foal extensions, however, can also be used for hoof repairs.

Again, this is a two-part fast-setting adhesive that also comes in a 200cc tube and requires the same applicator gun and mixing tips as other Comfortmix products.

Preparation: Before application, the hoof must be clean and dry as this is a direct glue it will bond to the first thing it touches, so any oil or moisture will compromise the bond. 

Again, we use a sanding block and heat gun to clean and dry the hoof before application, similarly if acetone is used to clean the hoof it should be removed prior to application by sanding, ensuring the hoof is completely clean will produce the best result.

Comfortmix Multifunctional Hoof Glue - Robust acrylic adhesive

The Comfort Mix Hoof Glue is the new kid on the block. As the name suggests, it is a multifunctional glue. This glue is ideal for glueing on shoes as well as being used in conjunction with the application of a hoof cast or hoof wall repair. 

This slower-setting adhesive allows for slightly more setting time, which is often required with glue on shoes or hoof cast application. This product comes in a smaller 75cc two-part tube with two mixing tips and requires a different applicator gun than that of the 200cc products. Being smaller this product is ideal for gluing on shoes with very little wastage. 

This product can also be mixed in a paper cup using a tongue depressor, we prefer to apply it this way when fitting a hoof cast as it is more efficient in getting a consistent spread on the hoof wall     

Preparation: Before application, the hoof must be clean and dry, although this is an indirect glue, oil or moisture will compromise the bond. Similar to other preparations we use a sanding block and heat gun to clean and dry the hoof before application. Again, good preparation will produce the best result.

Comfortmix pad material:

Hoof Pad, Hoof Pad ZNO - Poly-Urethane-Based

Silicone - Silicone Material

Comfortmix pad material comes in three different types, Hoof Pad, Hoof Pad ZNO and Silicone. Pad materials are designed for horses that may suffer from thin soles or need additional sole protection due to an injury or being worked on hard terrain, resulting in discomfort. 

Again, these products come in a two-part 200cc tube and require the same applicator gun and mixing tips as other 200cc Comfortmix products.

In addition, when using these products without a hoof pad, you can apply comfort mix mesh when nailing on the shoe to help retain the pad material throughout the shoeing cycle.

Preparation: To prep the hoof for application, clean the sole with a wire brush thoroughly removing all small stones and dirt from the central sulcus of the frog and the collateral sulcus of the hoof. 

If using without a hoof pad apply Comfortmix mesh material when nailing on the shoe. If you are not using Comfortmix ZNO you may choose to apply copper sulphate to the sole prior to applying the pad material this will help to keep the sole clean throughout the shoeing cycle.

Application: After preparation is complete, wrap tape around the hoof and shoe to ensure you have a dam around the heels of the shoe. This will prevent the loss of the pad material during the application process. Using the applicator gun and mixing tip, get someone to hold the foot up level. Apply an even layer of the product to the sole where required, slightly below the ground-bearing surface of the shoe. 

Cover with a sticky foam pad and allow the horse to bear weight on the pad. Don’t worry if a small portion of pad material is squeezed out as the horse bears weight.  

Hoof Pad: Soft hoof pad protection can be used with mesh or in conjunction with a pad.

Hoof pad ZNO: Soft hoof pad including zinc oxide for the prevention of thrush or other hoof infections. Can be used with mesh or in conjunction with a hoof pad.

Silicone: Soft hoof pad protection, designed to be used in conjunction with a hoof pad.

Hoof Cushion / Dental Impression Material

Hoof cushion is a product designed to be used in conjunction with pads. This product is often used with full or half-mesh 3D pads to help create a healthy hoof function.

This combination can also be used to achieve a correct hoof pastern angle in horses that have a hoof pastern angle that is not correctly aligned e.g. too low.

There are four different types of Hoof cushions to choose from:

When applying hoof cushions, you can choose from the different textures in order to achieve your desired result depending on the environment or the specific requirements of the horse.

Most commonly, we use the soft A25 in practice as this texture seems to best suit the horses that we work on. Again, similar to ZNO pad material the hoof cushion ZNO is designed to prevent thrush and infection. 

Preparation: Prep for application is quite simple. Clean the hoof thoroughly with a wire brush, again removing all small stones and dirt from the central sulcus of the frog and the collateral sulcus of the hoof. 

Have your shoe and pad fit ready for application. Using rubber gloves, mix the required amount of hoof cushion in equal parts of components A & B and knead together until you get a consistent colour, then apply the cushion where required. 

Cover with the pad & shoe and nail on. After nailing the shoe on, allow the horse to weight-bear immediately. This will push the cushion into voids in the foot and squeeze out any excess cushion material. Then wait for it to set before clinching and simply trim off the excess. Then you’re done!

Note: it is imperative that you allow the horse to weight-bear as the cushion is setting. This will prevent discomfort that can be caused by recessive pressures placed on the palmar digital nerve.

Tips for success:

As mentioned earlier, hoof glue preparation is the key to using the products successfully. This not only ensures the products work well and last the whole shoeing cycle but also prevents wastage. 

Having a person on hand to assist in holding tools or the horse’s foot is also a great asset and makes the job easier.

Prior planning and having everything you need at hand is important, if you haven’t undertaken a procedure or used a certain product before, ask another farrier to help you or show you how to use it. Alternatively, watch a video or demonstration on how to.

Always ensure that you protect yourself by using the correct PPE equipment such as rubber gloves and masks if not in a ventilated area.

All the best        Dean Lewis AWCF