Professional Bimetallic Screw Barrel & Plastic Machinery Parts Manufacturer

Food Machinery Screw Barrel

Food machinery screw barrels are essential components in food processing equipment, designed to blend, mix, and extrude food ingredients and products with precision and hygiene. These screw barrels play a crucial role in ensuring uniform mixing, controlled extrusion, and consistent product quality in food production lines.

1) Enhanced Mixing and Blending Efficiency

Food machinery screw barrels ensure efficient mixing and blending of food ingredients, improving product consistency, texture, and taste.

This enhances overall product quality and consumer satisfaction.

2) Hygienic Design and Safety Compliance

\Our screw barrels are manufactured from food-grade materials such as stainless steel and FDA-approved alloys, ensuring compliance with food safety regulations. They are designed to minimize bacterial growth and facilitate thorough cleaning and sanitation.

Screw

Material: Stainless steel EN1.4404 or SUS316

Available size: D30 - 500mm

Tests: Linearity, Ra-value, thread check, measurements and hardness check

Production process: Raw material check -> Rough turn of both ends -> Full piece drill D30 - > 1.5mm rough turn and leave 1.5mm -> D80 enlarge hole from D65 -> 3mm rough turn shank leaving 3mm -> Clean inside scrap -> Welding the tip -> Fine turning -> 1.5mm rough milling root leaving 1.5mm -> 1st grinding -> 0.3mm half fine milling leave 0.3mm -> 2nd grinding -> 0.1mm fine milling, fly milling root leave 0.1mm -> rough fine polish -> 0.1mm 1st rectify 0.1mm -> vibration 80min -> 0.1mm 2nd rectify 0.1mm -> 3rd grinding -> Drilling shank inside thread -> Key milling -> 0.1mm 3rd rectify 0.1mm -> Fine grinding to required tolerance  -> Remove support part -> Drill hole 

Barrel

Material: Stainless steel EN1.4542 or 17-4PH

Tests: Measurements and hardness check, linearity, runabout, Ra-value, thread check, pickling paste and salt test

Production process: Raw material check -> Drill D70 -> Stable treatment -> Enlarge to D90 -> CNC rough turn, leave 2.5mm ->Vibration -> Turn boring end -> 1st honing to +0.02/0.05 -> Mandrill testing -> Fine turn to tolerance 0.1mm -> Mandrill testing-> 2nd honing to +0.07/0.10 -> Mill feeding port -> Drill -> Polish -> Inspection

Application product:

Common extruded foods include sausages, processed meats, dough, pasta, cereals, snack foods, candy and animal feeds.

Plastic granules	PVC profile	Blown Film Extrusion	PVC Pipe	Film

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