Pinholes or Gas

Technical Support

Struggling with a specific casting defect or just need general technical support?

  • Bubble-shape cavities located on top side of parts when the tree is in casting position

  • Indicates that there was unburned wax pattern residue (soot or ash) in the shell; when molten metal was poured into the shell cavity and came into contact with the ash residue, gas was formed and trapped in the mold

R&R is a Proud Member of
ICI Digital Logo.jpg
EICF-logo.gif
MJSA-logo.jpg

Corporate Office

3535 Briarfield Boulevard
PO Box 1570 
Maumee, Ohio 43537 USA
US Toll Free: 800.253.4502
US Phone: 419.865.9497
US Fax: 419.865.9997

Email:

RR-Marketing@dentsply.com

RRCustomerService@dentsply.com

RR-Technical@dentsply.com

Contact Us

R&R Terms & Conditions

© 2019 by Ransom & Randolph