Mold Ownership
Production and Handling of Tooling
Who owns the mold, who maintains it, and who pays when it wears out. These are the standard terms behind most custom injection mold tooling quotes. Read them before you sign.
Who Decides the Mold Construction
Unless you specify otherwise, the molder chooses the mold type and construction. They also pick the press. Their name is on the parts, so they optimize for reliable production at a sane cost.
Lock your requirements before approving the purchase: steel grade, cavitation, hot versus cold runner. After that, let the builder build.
Maintenance, Repair, and Replacement
A custom molder stores your tool in decent conditions and maintains it through its normal life. Normal life ends when the mold can no longer hold tolerance from wear, and repair no longer makes sense.
At that point you get a quote: re-cut the tool, replace components, or build new. If you decline the repair but keep ordering parts, you accept the quality risk in writing. That part matters.
Two things buyers miss. Running a mold far beyond its rated parameters wears it fast. And low-volume jobs with constant start-ups age a tool quicker than steady production.
Customer-Supplied Molds
If you hand us a mold we did not design or build, we take no responsibility for its design or its performance until we have reviewed it. A tooling study or first-article run changes that.
Mold Drawings
Molders do not hand over mold designs as a matter of course. If you want the drawings, agree on it up front and put it in the contract.
Exclusive Use
Your mold runs your parts only. We do not use a customer’s tooling for anyone else without written permission from the owner.
Storage
We store productive molds free of charge. After two years with no production, the mold goes idle. We then ask you in writing what to do with it. Keep it stored and storage fees may apply.
Removal
A molder carries real engineering cost in your tool while it runs. Pull the mold within its production life and expect a removal charge. It covers engineering time already spent. Check the terms of sale before you move tooling.
Insurance
Molders do not amortize tooling and do not insure customer molds as standard. Fire, loss, and damage coverage sits with you, the owner.
Questions about tooling terms? Tell us about your part and get a clear quote.
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