Casting Service:

Casting is a manufacturing process in which a liquid material is usually poured into a mold, which contains a hollow cavity of the desired shape, and then allowed to solidify. 

We offers multiple investment casting, sand casting, permanent casting, die casting, low pressure casting, ESR casting, lost foam casting, etc. Material can be handled include steel, iron, non-ferrous. Single component weight range is from 0.01Kg to 150 tons separately.

Key Features:

1. Precision lost wax casting technique for intricate designs
2. High-quality stainless steel, carbon steel, alloy steel, or special alloy materials
3. Superior durability and corrosion resistance
4. Customizable OEM capabilities

We can offer you investment casting parts, railway casting parts, railway parts, excavator machinery parts, mining machinery parts, engineering machinery, agricultural machinery parts, sand casting, bucket tooth, auto parts, stamping & forging, and valve parts. We are capability in manufacture non-standard metal machining.

1.The casting process can be simply summarized into the following steps:

Mold making: Make a mold according to the product design drawings. The mold can be made of sand mold, metal mold or other materials.
Smelting: Heat the metal material to a molten state.
Pouring: Pour the molten metal into the mold.
Cooling and solidification: The molten metal cools and solidifies in the mold to form a casting.
Cleaning: Take the casting out of the mold and clean it to remove burrs, flash, etc.
Inspection: Inspect the casting in terms of size, appearance, performance, etc. to ensure that it meets the requirements.

In short, casting is the process of pouring molten metal into a mold and cooling and solidifying it to obtain a metal product of the desired shape.

2. We have rich casting experience and advanced equipment, and can customize various castings according to your needs. Whether it is shape, size, material or surface treatment, we can meet your personalized requirements.

Advantages of custom products:

1.Unique design: realize your unique creativity and create unique products.
2.Accurate size and shape: meet your specific size and shape requirements to ensure the perfect fit of the product.
3.Excellent material selection: choose the most suitable metal material according to your application scenario and performance requirements.
4.Professional surface treatment: provide a variety of surface treatment solutions to enhance the appearance and durability of the product.

From design to production, we provide you with professional services throughout the process. Welcome to contact us and communicate your customization needs in detail. We will wholeheartedly create a satisfactory casting product for you!

Changzhou Longqing Machinery Co., Ltd. is located in Wujin National High-tech Zone, Changzhou City, Jiangsu Province.
The company was established in 2015. We are a manufacturing enterprise specializing in large-scale steel plate cutting and metal processing. We have various models of pentahedron machining centers, CNC gantry milling machines, CNC gantry grinders, horizontal machining centers, various types of lathes, welding, cutting and other equipment more than 100 units, is a collection of blank casting, steel plate cutting, welding, tempering, machining, paint spraying, integrated machinery manufacturing enterprises.
With many years of industry experience and high-quality products, our company has become a well-known metal product supplier in the Yangtze River Delta region, providing steel plate cutting, metal parts processing, welding and other services for customers in the power, petrochemical, automobile, machinery manufacturing and other industries.
Adhering to the business philosophy of "quality first, customer first", we will continuously optimize the production process, improve management, and provide customers with high-quality products and services. Looking forward to the future, we will continue to uphold the spirit of innovation, expand the scale of business, and further consolidate our position in the industry in order to create greater value for customers.

1.Q:Are you a factory or trading company?
A: We are factory.

2.Q:What do I need for offering a quote?
A: Detailed drawings (PDF/STEP/IGS/DWG...) with material, quantity and surface treatment information.

3.Q:How about the MOQ?
A:MOQ depends on your need ,besides, we welcome trial order before mass-production.

4.Q:Can I get a quote without drawings?
A:Yes, we appreciate to receive your samples, pictures or drafts with detailed dimensions for accurate quotation.

5.Q:How long can I have the sample?
A:Depends on your products and request, it usually takes 7-20days.

6.Q:Will my drawings be divulged if you benefit?
A: No, we pay much attention to protect our customers' privacy of drawings, signing NDA is also accepted if need.

7.Q:Is it possible to know how is my product going on without visiting our company?
A:We will offer a detailed products schedule and send weekly reports with pictures and videos.

8.Q: How do you control the quality?
A:Material inspection--Check the material surface and roughly dimension.
Production first inspection--To ensure the critical dimension in mass production.
Sampling inspection--Check the quality before sending to the warehouse.
Final inspection--100% inspected before shipment.

9.Q: What will you do if we receive defective parts?
A: Please kindly send us the pictures, our engineers will find the solutions and remake them for you asap.