Hot runner or Cold runner

by Barry

Which is better, cold runner or hot runner?


It really depends upon your annual quantity requirements. If producing more than one million a year then the extra cost of a hot runner can be justified.

The advantages of hot runners are: no runner to regrind which means there are material,labour and energy savings.

Hot runners also reduce cycle time.

The advantage of a cold runner mold is the low price compared with a hot runner mold.


Click here to post comments

Join in and write your own page! It's easy to do. How? Simply click here to return to Injection Mold Design Q&A.

Share this page:
Enjoy this page? Please pay it forward. Here's how...

Would you prefer to share this page with others by linking to it?

  1. Click on the HTML link code below.
  2. Copy and paste it, adding a note of your own, into your blog, a Web page, forums, a blog comment, your Facebook account, or anywhere that someone would find this page valuable.

Top of Page