These are days of catalog houses and screw builders trending toward buying from China and Mexico. Heat Tech Systems Inc. has been supplying Plasticizing components for Injection Molding, Extrusion and Blow Molding Industries for over 25 Years. Our Staff has the back ground to help you with your GP Product needs or developing a special design for your application.

Sliding ring check valves are the Standard of the industry. There are many different designs in the industry. 

The 3-piece valve design is the most common valve in the market. It is a very flexible choice for many applications.

The Free Flow design creates allows for little pressure drop, with little shear heat generation ,with open flow paths for processing heat sensitive and viscous materials.

The Locking Ring design has tabs that interlock with slots on the retainer. This forces the ring to turn with the screw, stopping wear between the ring and front seat.

With Four Piece designs is set up to help stop ware on the main components, so that replacement cost are less. The four piece design also has a locking style.

All designs have there benefits a draw backs, like anything else. Please give us a call and we will be happy to help you pick the correct design for you. Our Screws and Tips are Designed to meet all OEM Specifications and improve our customer's productivity.

We look forward to working with you!!

For a Quote Sales@CompletePlastics.com - 770-427-3834

We used to post all prices, but with the fluctuation of  steel prices
it became very difficult to keep up to date prices available on the
web site. 

Most Commonly Used Materials

H13 / Nitrited Tool steel with good strength that is thru-hardened and ground dimensionally then nitrited for 72 hours. A tough material good for general applications.

CPM - 9V Highly wear resistant tool steel with a high percentage of vanadium carbide. Excellent for abrasive applications.

CPM - 420V Ideal for highly corrosive applications. 420V also has significant wear resistant characteristics.