Screw barrel and Gearbox

Screw barrel and Gearbox One-stop solution to screw and gearbox problems

18/06/2026

🔥First thing this morning, as soon as I walked into the workshop, I recorded a short video about the exhaust-type screw used in pellet production.

If you’d like to learn more, please leave a comment.👇
WhatsApp: +8613587098900

17/06/2026

Fruit frame crushing effect display

Contact us for price discounts if needed
WhatsApp：+8613587098900

The customized two sets of conical twin-screw have been completed and are ready to be delivered to the customerContact u...
16/06/2026

The customized two sets of conical twin-screw have been completed and are ready to be delivered to the customer

Contact us for price discounts if needed
WhatsApp：+86 13587098900

15/06/2026

Take a look at our alloy screw precision machining process - from thread forming to precision grinding and polishing, each step is controlled within a tolerance of ± 0.01mm. Surface roughness Ra ≤ 0.4 μ m, wear resistance increased by 300%, and service life extended by 3 times.

Is your factory also looking for more durable screw solutions? Contact us if needed 👇
WhatsApp：+8613587098900

14/06/2026

D50 blown film screw, good mirror effect, no need for electroplating, fast discharge💪🔥

12/06/2026

PVC pipe extruder successfully debugged

Need to know more about contacting me
WhatsApp：+86 135 8709 8900

🔩 The core of the granulation production line - precision screws and barrels.Our high wear-resistant screws and barrels...
10/06/2026

🔩 The core of the granulation production line - precision screws and barrels.
Our high wear-resistant screws and barrels ensure stable melt pressure, uniform plasticization, and longer service life.
Very suitable for PP/PE/PET/ABS granulation.

👉 We tailor solutions accordingly.
WhatsApp：+86 135 8709 8900


The heart of your drying machine – precision-engineered screw and barrel. Designed for high-wear resistance, ensuring ef...
08/06/2026

The heart of your drying machine – precision-engineered screw and barrel.
Designed for high-wear resistance, ensuring efficient dewatering even under the toughest conditions.

Contact us today to get a quote for your project.
WhatsApp：+86 135 8709 8900

How often do you replace your screws? 🔧Zhoushan Changjia Machinery's D30 Color Marking Machine Screws are designed for h...
04/06/2026

How often do you replace your screws? 🔧

Zhoushan Changjia Machinery's D30 Color Marking Machine Screws are designed for high-precision plastic extrusion:
✅ 300%+ improved wear resistance, 3x longer lifespan
✅ Precision tolerance ±0.01mm for stable output
✅ Surface finish Ra≤0.4μm to reduce material residue

Ideal for packaging, construction materials, and automotive parts injection molding. Trusted by 100+ customers to lower your Total Cost of Ownership (TCO).

👇 Which screw performance metric matters most to you? Let us know in the comments!

03/06/2026

🌱 How does waste PV film transform into recycled pellets? Watch this EVA granulator achieve resource circulation!

The video demonstrates the complete EVA photovoltaic film recycling process: from material crushing, high-temperature melting & extrusion, to cooling, pelletizing, and final collection — all running with full automation. The resulting translucent pellets are uniform and round, ready for reuse in production.

♻️ Core Benefits:
• Reduce raw material costs by 30%+
• Minimize plastic waste emissions

Is your factory considering recycling granulation solutions? Share your experience in the comments! 👇

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浙江省
Ningbo

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