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Machine Shop Gallery

Work from the floor at Zala Machine Co. in Hillsborough, New Jersey — precision CNC turning, milling, boring and honing on extrusion tooling, shafts and heavy industrial components. Every part shown here was machined in house.

Extrusion Dies and Blown Film Tooling

Spiral mandrels, die bodies and flange rings machined from 4140HT and stainless for blown film and sheet extrusion lines.

Flanged die assembly showing the bored centre and bolt pattern
Flanged die assembly with bored centre and bolt pattern
Large flanged extrusion die assembly on the bench
Large flanged extrusion die assembly on the bench
Tapered extrusion die body with mounting flange
Tapered extrusion die body with mounting flange
Die body with finished internal bore and mounting flange
Die body with finished internal bore and mounting flange
Flanged die body resting on a pallet after machining
Flanged die body on a pallet after machining
Large stepped extrusion die body machined from solid steel
Large stepped extrusion die body machined from solid steel
Finished spiral mandrel with helical flow channels and mounting flange
Finished spiral mandrel with helical flow channels
Extrusion die plate with a drilled port pattern for polymer flow
Extrusion die plate with a drilled port pattern
Machined flange ring with bored centre for an extrusion die assembly
Machined flange ring with bored centre

Extruder Screws, Flange Adapters and Shafts

Feed screw modification, adapter and shaft work for single and twin screw extruders, machined in Inconel, stainless and alloy steel.

Extruder Screw Modification on the Poreba Engine Lathe
Extruder screw modification on the Poreba engine lathe
Long shaft supported in a steady rest during turning on the large lathe
Long shaft supported in a steady rest during turning
Stepped spool with machined flange set up on the lathe
Stepped spool with machined flange set up on the lathe
Flange Adapter for Extruder out of Inconel 718
Flange adapter for an extruder machined from Inconel 718
Splined shaft end held in the lathe chuck during turning
Splined shaft end held in the lathe chuck during turning
Machined bearing plate showing central bore and drilled bolt pattern
Machined bearing plate with central bore and drilled bolt pattern