Advanced Heat Treatment Machines for Industrial Hardening

At Isothermal (Pty) Ltd, we specialize in precision heat treatment using our range of low, medium, and high-frequency induction machines. Since 1979, we have been providing reliable induction hardening solutions for a wide variety of metal components.

Our Induction Hardening Equipment

Low-Frequency Machines – Perfect for large, thick components requiring deep hardening.
Medium-Frequency Machines – Ideal for standard industrial applications.
High-Frequency Machines – Best suited for small, precise components needing fast, consistent heating.
Our machines are carefully maintained to ensure precision, reliability, and consistent results, allowing us to meet demanding industry standards across automotive, manufacturing, and heavy machinery sectors.

Why Choose Our Heat Treatment Machines

Handle diverse metal components and specifications.
Deliver consistent surface hardness and durability.
Operated by a team with over 20 years of experience.
Support custom induction hardening solutions for specialized projects.

Skilled Team with Decades of Experience

Our workshop is staffed with 14 skilled professionals, many of whom have over 20–30 years of service. Their expertise ensures every component is treated with care and meets our high-quality standards.

Reliable, Efficient, and Tailored Solutions

We provide industrial heat treatment services that are safe, efficient, and tailored to each client’s needs. From small precision parts to heavy-duty machinery components, our induction hardening machines deliver results that improve durability, performance, and lifespan.

Contact Us
Discover why Isothermal (Pty) Ltd is a trusted partner for induction hardening and heat treatment in Springs, South Africa.