Your Trusted Metal Casting Partner

Our products include castings of multiple materials (such as QT450-10 and HT200), featuring smooth surfaces from coated sand casting, precision in customized machining and a variety of surface treatment processes. Meanwhile, we support the development of 50-100 new products and molds annually.

Us Type Hose End

SERVICE - Air hose couplings are recommended for use on air lines for virtually any type of pneumatic equipment. The maximum recommended working pressure for air hose couplings is 150 PSI or less at ambient temperature (70° F).

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Sandblast Coupling Hose End

SERVICE - Air hose couplings are recommended for use on air lines for virtually any type of pneumatic equipment. The maximum recommended working pressure for air hose couplings is 150 PSI or less at ambient temperature (70° F).

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Sl525

SERVICE - Used for fastening the connection between air hose couplings and rubber hoses to prevent the hose from falling off under vibration and pressure. It is necessary to select the corresponding specifications for use based on the outer diameter of the hose.

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Form 7 Conduit Bodies T

Uesd：
To provide access to conductors for pulling,splicing, maintenance and future changes/upgrades. Allows connection of straight conduit runs,branch conduit runs and 90°bends.

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High-pressure Ball Valve2

We have our own design team and design the best production methods based on the product. Many difficult to cast products can be achieved using our method, and the product quality is very stable. Every new product will make customers smile with satisfaction.

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Key Clamp

Tube clamp fitings are a ductile casting and are manufactured to BS EN 1562：1997 for thestrength requirements.
Tubedesign fittings are hot dip galvanised to BS EN 1461：1999.
Tubedesign fittings are supplied with stainless steel setscrews.

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About Omeja Casting

Our company is located in Longnan City, Jiangxi Province, only 300 kilometers away from Guangzhou.We have our own foundry workshop, machining workshop, packaging workshop, technology research and development department, quality control department and sales team.Having 30 years of production experience and technology, we can work out a unique production process and quality control system according to your product requirements.

Our Industry Capabilities

Development Capabilities

OMEJA develops 50-100 new products and matching molds annually, with sample deliveries consistently exceeding customer expectations.

Casting Capacity

Our main casting materials include ductile iron (QT450-10, QT500-7, QT550-5), malleable iron (KTH300-06, KTH350-10), gray cast iron (HT150, HT200, HT250), and carbon steel.

Processing Capacity

Our company is equipped with annealing furnaces, grinding equipment, shot blasting equipment, shaping equipment, thread processing equipment, and CNC lathes.

Surface Treatment Capacity

Our available surface treatment methods include hot-dip galvanizing, electrogalvanizing, electrophoresis, enameling, and plastic spraying.

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What people Say

Love this conduit junction box! Versatile for all runs/bends, simplifies conductor work. Durable ductile iron, top-notch sealing (rainproof), easy mounting, and clear specs—perfect for indoor/outdoor jobs, highly recommend!

Charlotte
This air hose coupling fastener is a lifesaver! No more loose hoses from vibration/pressure, and choosing the right spec by hose outer diameter is easy. Solves a big problem—highly recommend!

Ethan
This Air hose couplings has been in use for nearly two months and has never leaked air. Moreover, the material feels very solid to the touch—it's durable and can withstand rough use. Installation is also extremely convenient, requiring no extra effort; it can be operated with one hand, saving the workshop a lot of trouble.

Michael Brown
This Air hose coupling is so easy and safe to use! Just push the two heads together, give a quarter clockwise turn—they seat perfectly right away—and the flange holes line up nicely for the safety clip. Even without the clip, a cotter pin works too. No fumbling, no fear of accidental disconnects—total peace of mind for our workshop use!

Sarah Johnson
This high-pressure ball valve is incredible—super easy to operate, and it holds up perfectly even under heavy pressure with zero leaks! It's durable, reliable, and has made our high-pressure system maintenance way smoother. Total game-changer for our workflow!

Eliza

In Our Products and Partnerships

We are seasoned engineers and foundry pros, yet with a fresh, forward-thinking approach. By keeping promises and collaborating closely, we strive to be your easy-to-work-with partner.

Latest News

Air Hose Couplings Factory in China

As a leading air hose couplings factory in China, we supply durable industrial quick connect couplings. Find a trusted manufacturer for pneumatic tools and compressor systems. Get a direct quote.Air hose couplings, often referred to as quick connect or quick disconnect couplings, are devices designed to provide a fast and secure method for connecting and disconnecting air hoses to tools, compressors, and other equipment.

25 October 2025

Double Bolt Hose Clamp Manufacturer China

A double bolt hose clamp is a heavy-duty clamping device designed with two bolts for applying tension. Unlike single-bolt worm gear clamps, this design provides a 360-degree uniform sealing force and significantly higher clamping pressure. Typically constructed from high-grade stainless steel or carbon steel, these clamps are engineered to prevent leaks, resist vibration, and maintain a secure connection under extreme conditions.

25 October 2025

Aluminum Sand Casting

Aluminum sand casting is a highly versatile and widely adopted manufacturing process that enables the creation of complex and detailed castings.

03 September 2025

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