Made of rock wool specially designed for lining Stainless Rings to compensate the setting expansion of the investment material.
Available in 2 sizes:
Single gauge for small rings: S – 0.5mm (T) x 3cm (W) x 10m (L)
Double gauge for large rings: W – 0.5mm (T) x 5cm (W) x 10m (L)
Roll of 10cm in individual sizes