Hot Runner and Valve Gate Systems

All hot runner or valve gate hot runner molds shall be designed using Customer approved systems.  The type/design of the hot runner or valve gate system will be determined by the part/ mold design and will be selected by the customer Tooling Engineer.   Use of non-approved hot runner or valve gate systems must be approved in writing by customer Tooling Engineer, Engineering Manager, and designated molding Plant Engineering Manager prior to start of mold construction.

All hot runner or valve gate molds shall have Cavity zones, Manifold zones, and Sprue zone layouts and numbering identified on a plate attached to operator side of mold, (preferred), or engraved on operator side of mold.  Numbering shall be listed in the following sequence:  

All Cavity zones listed first.

All Manifold zones listed second.

Sprue zone listed third.