Ring Liner
A casting ring that contains the investment during burn-out and casting, with ring liner controlling expansion. Controlled expansion is what makes a casting fit, and it comes from the ring and liner combination, not from luck.
Specification
Key Benefits
- Controlled expansion is what makes a casting fit, and it comes from the ring and liner combination, not from luck.
- Casting machines with replacement springs listed as a spare part.
- Wax units, model trimmers, polishers, vibrators, sandblasters, casting machines, vacuum formers, ultrasonic cleaners, dust collectors and lab benches.
Problems It Solves
- Castings that come out consistently tight or consistently loose
- Investment cracking during burn-out
- Ring sizes that do not suit the case
Who It Is For
- Casting departments
- Laboratories casting frameworks and copings
How It Compares
Stainless steel rings are durable and reusable; transparent and coloured rings help identification when several cases run together.
Use Guide
Wet the liner as the investment manufacturer specifies; liner handling changes expansion more than most technicians expect.
Where It Is Used
Casting crown and bridge frameworks
Partial denture framework casting in larger rings
Replacing a tired spring instead of the whole machine
Related workflows
Related guides
More From Casting Machines Crucibles and Rings
Questions About Ring Liner
How much liner should I use?
Follow the investment manufacturer's instruction for your alloy and ring size. Liner thickness is a fit control, not a packing material.
How do I get a price for Ring Liner?
Send us the quantity and your destination country on WhatsApp or by email and we will quote Ring Liner delivered. It can be consolidated into one shipment with anything else you are ordering from the Casting Machines Crucibles and Rings range.
What are the exact dimensions and packing?
The original catalogue did not publish detailed specifications for this item, so we do not invent them here. We confirm dimensions, material and packing in writing on the quotation before you order.
Get a Price on Ring Liner
Send the quantity and your destination country. We will confirm specification, voltage where it applies, and the delivered price in writing.