About Changjia

Zhoushan Changjia Plastic machinery Co., LTD is a

China gearbox for screw extruder manufacturers and gearbox for screw extruder factory

, company located in the middle of Jintang Island of the city of Zhoushan. Zhoushan is known for its multiple isles and the production of screw rods. To the east, it looks at Putuo Mountain, a Buddhist pilgrim resort across the sea; to the west, it is adjacent with Beilun Port of Ningbo, an international deep-water port.

Company combines scientific research development, production and business operation and business property as a whole. It is a professional producer of various types screw rods for cylinders of extruders and injection molding machines. It is also able to customize specific Extruder replacement parts according to the users' requirements and serve its users with designing of sample preparation.

This Company's products are based upon high quality steel 38CrMoALA, which is conditioned, surface nitridized (or coated with hard alloy) and polished, showing very high precision, wear resistance and long service life, therefore, used by many famous brand molding machines at home and abroad.

2000+

output

1200+

factories

27+

employees

Product List

You will find yourself working in a true partnership that results in an incredible experience,
and an end product that is the good.

Used in extruder, injection molding machine Bottle Blowing Machine Barrel Machine

Film Blowing Machine

Anti-corrosion, wear-resistant and super-hard Bottle Blowing Machine Barrel Machine

Film Blowing Machine

For bakelite machinery/injection molding machine / extrusion machinery ABS

EVA-PA-HIPS

Learn more from our FAQ

You will find yourself working in a true partnership that results in an incredible experience,and an end Shoe machine barrel screws that is the good.

What is the payment method?

When quoting, we will confirm with you the trading method, FOB, T/T or other ways. In mass production, we usually pay 40% advance payment, and then see the balance before shipment. Payment terms are mostly FOB. Of course...

Where are your main exports?

Our products are mainly exported to Southeast Asia, Europe, South America and other countries.

How can the goods be delivered to customers?

Usually we ship goods by sea, because we are in Ningbo, and it is very convenient for us to export by sea. Of course, if the customer's cargo is more urgent, we can also air transport, Ningbo Airport and Shanghai Interna...

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Marketing Network

Intemational Exhibition: Changjia screw sales all over the world, Japan, South Korea, the United States, Canada, France, Germany, Mexico, England, Austria, ltaly, Poland, Finland, Lebanon, Iran, Pakistan, Russia, Brazil, Argentina, Israel, Thailand, Vietnam, Malaysia Wait.

News & Event

How is the leak-proof function of barrel flange connector achieved?

Mar 08

About Changjia

China gearbox for screw extruder manufacturers and gearbox for screw extruder factory

2000+

1200+

27+

Product List

Complete set of Conical Twin Barrel Screws

Φ55／Φ110Conical Twin Barrel Screws

Threaded Components

Used in extruder, injection molding machine Bottle Blowing Machine Barrel Machine

Anti-corrosion, wear-resistant and super-hard Bottle Blowing Machine Barrel Machine

For bakelite machinery/injection molding machine / extrusion machinery ABS

Learn more from our FAQ

What is the payment method?

Where are your main exports?

How can the goods be delivered to customers?

Request a Quote

Marketing Network

News & Event

How is the leak-proof function of barrel flange connector achieved?

What impact do the design parameters of ordinary hot-feed extruder screws have on product quality?

Can the energy consumption in the production process be reduced by using WPC parallel twin-screw barrel?

Parallel Twin Screw Barrel

Meltblown Extruder Screw Barrel

Parallel Twin Screw Barrel

How Does Temperature Control Impact the Functioning of a Conical Type Hot Feed Extruder Screw?

How to optimize the temperature control system of the A complete set of Injection Molding Machine Barrel?

What innovations are there in the processing technology of Three-dimensional printer screws?

How is the leak-proof function of barrel flange connector achieved?

What impact do the design parameters of ordinary hot-feed extruder screws have on product quality?

Can the energy consumption in the production process be reduced by using WPC parallel twin-screw barrel?

Parallel Twin Screw Barrel

Meltblown Extruder Screw Barrel

Parallel Twin Screw Barrel

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