Hangzhou Haizhi Auto Parts Co.,ltd

Hangzhou Haizhi Auto Parts Co.,ltd 🚗 Ningbo Haidu Auto Parts Co., Ltd.

Professional manufacturer of high-performance Silicone Hoses, Brake Hoses, and Hydraulic Solutions.
✅ 20+ Years Experience | ISO9001 Certified.
🌍 Global OEM/ODM Supplier for Automotive & Industrial distributors.

Not All Hydraulic Hoses Are Built the SameWhen people see hydraulic hoses, they often assume they're all similar.In real...
09/06/2026

Not All Hydraulic Hoses Are Built the Same

When people see hydraulic hoses, they often assume they're all similar.

In reality, the reinforcement structure makes a huge difference.

Some jobs need flexibility.
Some need ultra-high pressure.
Some need suction capability.
Some need lightweight thermoplastic construction.

That's why the High Pressure Hydraulic Hose family includes:

Steel wire braid hydraulic hose

✔ 1 layer steel wire R1AT,1SN,1SNK,1SC,R17
✔ 2 layers steel wire R2AT,2SN,2SNK,2SC,R16,R17
✔ 4 layers steel wire spiral SAE R12,R13,4SP,4S
✔ 6 layers steel wire R13,R15,6SP,6SH
✔ 1 layer fiber R6,1TE,2TE
✔ 2 layers fiber R3,2TE,3TE
✔ Oil suction and discharge hose SAE R4
✔ Textile overbraid SAE R5

Thermplastic high pressure hose solutions include:
✔ Single tube steel wire braid SAE R7, SAE R8
✔ Twin tube steel wire braid SAE R7, SAE R8
✔ Single tube fiber braid SAE R7, SAE R8
✔ Twin tube fiber braid SAE R7, SAE R8
✔ Super high pressure thermplastic hose

Different structures. Different purposes. Different industries.

📧 [[email protected]](mailto:[email protected])
📱 WhatsApp: +86 13958000844
🌐 [www.sterlingautoparts.com](http://www.sterlingautoparts.com)

Packed and ready for shipment 📦Today's order includes Automotive oil cooler hose, silicone hump hoses and AN hose produc...
04/06/2026

Packed and ready for shipment 📦

Today's order includes Automotive oil cooler hose, silicone hump hoses and AN hose products.

Always good to see another batch leaving the warehouse.

Thanks for the support.

The Engine Starts HereEvery engine needs the right spark at the right moment.Although Sparklings are small in size, they...
03/06/2026

The Engine Starts Here

Every engine needs the right spark at the right moment.

Although Sparklings are small in size, they play an essential role in the combustion process that keeps vehicles moving.

For workshops and maintenance professionals, replacing worn ignition components is often one of the simplest ways to improve engine performance and reliability.

Small part. Big responsibility.

More automotive products and manufacturing insights coming soon.

Website:www.sterlingautoparts.com
Email:[email protected]
WhatsApp:+86 13958000844










Small Tool, Big ResponsibilityMost people notice the hose.Few people think about how the hose and fitting are actually c...
03/06/2026

Small Tool, Big Responsibility

Most people notice the hose.

Few people think about how the hose and fitting are actually connected.

That's where AC crimping tools come in.

From workshop repairs to field maintenance, proper crimping helps create secure hose assemblies that can handle pressure, vibration, and daily use.

A simple tool on the bench, but often one of the most important steps in the entire hose system.

More automotive and industrial solutions from Haidu coming soon.

www.sterlingautoparts.com
[email protected]










Simple Tools, Big ValueNot every job needs complicated equipment.Sometimes a reliable Oil hand pump is all that's needed...
02/06/2026

Simple Tools, Big Value

Not every job needs complicated equipment.

Sometimes a reliable Oil hand pump is all that's needed to safely transfer oil, fuel, or other fluids.

These tools are widely used in garages, workshops, farms, and maintenance environments because they're easy to use, portable, and always ready when needed.

A simple tool—but one that solves real problems every day.

More industrial and automotive products coming soon.

www.sterlingautoparts.com
[email protected]










Factory Daily | Ready for ShipmentA few snapshots from today’s shipment.Different silicone hose products, different size...
28/05/2026

Factory Daily | Ready for Shipment

A few snapshots from today’s shipment.

Different silicone hose products, different sizes, same production routine every day.

A lot of work happens before everything is finally packed and ready to leave the factory.






Factory life isn’t only about machines and production lines.Sometimes it’s cake, snacks, photos, and a short break toget...
28/05/2026

Factory life isn’t only about machines and production lines.

Sometimes it’s cake, snacks, photos, and a short break together 🎂

Happy birthday to our Q1 team members at Sterling Auto Parts.

Appreciate everyone working behind the scenes — from production and packaging to warehouse and shipment preparation.

🏭Haidu Auto Parts

🌐 https://www.sterlingautoparts.com
📩[email protected]

Some Reinforced Silicone Hoses Look Similar — But Aren’tIn hose manufacturing, small structural changes can create compl...
27/05/2026

Some Reinforced Silicone Hoses Look Similar — But Aren’t

In hose manufacturing, small structural changes can create completely different products.

Some Fiber braid silicone hose designs focus on flexible fluid transfer, while others are built for higher pressure or more demanding environments.

Food grade fiber reinforced silicone tube and Industrial grade fiber reinforced silicone tube may look close at first glance, but their material requirements and production details are often very different.

Fiber overbraid silicone hose adds another layer of reinforcement and surface protection, which changes both appearance and application possibilities.

A lot of hose performance actually comes from details hidden inside the structure.

More hose manufacturing insights from Haidu coming soon.

www.sterlingautoparts.com
[email protected]









Inside Food Grade Silicone Hose ManufacturingA lot of people associate silicone hose with automotive systems.But Food gr...
26/05/2026

Inside Food Grade Silicone Hose Manufacturing

A lot of people associate silicone hose with automotive systems.

But Food grade extrude silicone tube is also widely used in food and beverage transfer applications where flexibility, cleanliness, and temperature resistance are important.

From raw material control to extrusion stability, even small production details can affect the final performance of an extrude silicone tube.

At Haidu, we manufacture silicone hose solutions for different industrial and automotive applications with various sizes, structures, and specifications.

More manufacturing insights coming soon.
http://www.sterlingautoparts.com
[email protected]

Factory Days Aren’t Always LoudSome days are production days.Some days are shipment days.Today was mostly about cartons,...
22/05/2026

Factory Days Aren’t Always Loud

Some days are production days.

Some days are shipment days.

Today was mostly about cartons, pallets, labels, and making full use of container space before loading.

A lot of work in manufacturing happens after the hose is finished.

Packing, checking, organizing, and preparing products for long-distance transport is also part of the process.

Always appreciate the team behind these daily shipments.

🏭 Haidu Auto Parts

🌐 https://www.sterlingautoparts.com/
📩 [[email protected]](mailto:[email protected])
📱 +86 13958000844

Address

No21，zhoujialupeng，ZhushanVilage, Lizhou Sub-district Yuyao City. Ningbo City
Ningbo
315000

Telephone

+8613588135294

Website

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