This heavy-duty rubber sprue base features a 4" cone center design, built to securely hold casting flasks and form a clean primary sprue channel for lost wax casting. Made from tough, flexible rubber, it creates a reliable, leak-proof seal with both solid and perforated flasks.
Key Features
- Secure 4" (100 mm) Cone Center Design
- Heavy-Duty Natural Rubber
- Leak-Proof Seal
- Versatile Compatibility
- Workflow Efficiency
Technical Specifications
| Specification | Details |
|---|
| Diameter | 4" (100 mm) with cone center |
| Intel Diameter | 10 mm |
| Material | Heavy-duty natural rubber |
| Flask Compatibility | Solid and perforated 4" (100 mm) flasks |
| Casting Method | Centrifugal or vacuum lost wax casting |
