M-Kube - Graphite Crucible
M-Kube Enterprise supplies premium graphite crucibles engineered for high-temperature melting, casting, and thermal processing applications. Manufactured using isostatic or molded graphite, our crucibles offer superior thermal conductivity, shock resistance, and chemical stability — ideal for use in metalworking, R&D, and industrial furnaces. As one of the top graphite crucibles suppliers in the USA, we provide both standard and customized options tailored to your process requirements.
High-Purity Graphite Crucibles – Built for Reliability and Repeat Use
Our high-purity graphite crucible lineup includes a range of shapes, capacities, and material grades. Whether you’re melting gold, alloying steel, or conducting lab-scale synthesis, we offer crucibles that deliver consistent performance under extreme conditions.
Key Features:
- High thermal conductivity and uniform heat distribution
- Excellent thermal shock resistance
- Available in small graphite crucible and large graphite crucible formats
- High-purity and clay graphite crucible compositions available
- Ideal for repeated cycles in vacuum or inert gas environments
- Optional graphite crucible with lid to minimize contamination
Our products are widely used in both non-ferrous and ferrous metal melting operations, as well as specialty casting processes. Key use cases include:
- Graphite crucible for gold melting in jewellery and precious metal refining
- Graphite crucible for steel and high-alloy metal melting
- Graphite casting crucible for precision molds and forms
- Graphite crucible induction heating setups for efficient, clean heat transfer
M-Kube also offers custom crucibles machined to fit specific induction coils or furnace chambers.
We supply:
- Standard cylindrical, conical, and tulip shapes
- Crucibles with spouts, handles, or reinforced rims
- Modular lids and pouring designs
- Volumes from under 100 mL to several liters
- Related materials like graphite blocks for sale for DIY fabrication or repair
Looking for a bulk order or custom geometry? Our engineers are here to assist.