About Longwan Machinery
Yancheng Longwan Machinery Co., Ltd. was founded in 2006, which located next to National Highway 204 in Yancheng City, Jiangsu Province, 40km from the center of Yancheng City, 5km from the center of Dongtai City, 30km from Dafeng District, and 10km from the exit of Baiju Expressway, with convenient transportation.
We are mainly producing in various types of fire-fighting pipe fittings, reducer parts, auto parts, agricultural machinery and industrial robot parts. Its main customers include SAIC Group, Deere, Bonfiglioli (China), Shanghai Beixu, Yaskawa Electric, etc.
Our company has a variety of molding equipment, including one vertical sand-shot horizontal parting boxless shot-press molding line with specifications of 610*510*240, 120 boxes/hour, suitable for mass production of small parts; one upper and lower sand-shot horizontal parting boxless shot-press molding line with specifications of 750*650*250, 100 boxes/hour, suitable for mass production of small and medium-sized parts; 3 sets of 1.25T medium-frequency electric furnaces; 3 cleaning shot blasting machines, and now planning a lost foam production line, suitable for 100Kg~1000Kg casting production, and planning an automatic spray painting line and an electrophoretic coating line at the same time, 3 CNC lathes and 3 lathes.
Beside, we also have the ability to inspect the quality of the whole process, and has material performance testing equipment such as German SPECTRO direct-reading spectrometer, tensile testing machine, 3T Brinell hardness tester, sonic velocity meter, metallographic microscope, etc.; it has a complete set of molding sand testing equipment such as SAC hammer-type sample making machine, SWY hydraulic strength testing machine, SSZ vibration-type sand screening machine, SGS double-disc infrared dryer, etc., and has established a complete IATF 16949:2016 system standard to ensure the continuous stability of product quality.
Longwan Machinery adheres to the corporate purpose of "high quality, great reputation, customer priority, service precedence", and the principle of mutual benefit to provide customers with good products and services. We always believe that only by having a civilized, healthy, proactive and innovative team can we protect the interests of customers and ensure the continuous progress and development of the company.
Years of In-depth
industry expertise
Square meters
factory cover
Dedicated
skillful employees
ODM Customization Expert
Advanced Production & Processing Equipment
Longwan Machinery has a variety of advanced domestic and foreign molding equipment, including 2 fully automatic production lines for clay sand, 1 semi-automatic production line for clay sand, and 1 coated sand production line, with an annual production capacity of 15,000 tons.
Complete Inspection Flow
Strict Quality Inspection
We have full-process testing equipment: spectrum analyzer, metallographic microscope, universal tensile testing machine, magnetic particle flaw detector, ultrasonic flaw detector, etc.
The above equipment can fully ensure that we can provide customers with high-precision final castings, and at the same time ensure that we meet customers' comprehensive testing requirements for physical and chemical properties of materials, non-destructive testing, high-precision geometric dimension testing, etc.
Our products are mainly exported to multiple countries such as Germany, Japan, Italy, South Korea, and Australia.
Usually, we ship by sea, which is very convenient for export.
Of course, if the customer's goods are urgent, we can also air freight them. Ningbo Airport and Shanghai International Airport are both very close to us.
When quoting, we will confirm the transaction method with you.
For mass production, we usually make a 50% advance payment in advance and then inspect and confirm the shipment before paying the remaining balance.
Firstly, there will be corresponding inspections after each process, and for the final completed product, we will conduct a full inspection according to customer requirements and international standards;
The above equipment can fully ensure the provision of high-precision final castings to customers, while also meeting the comprehensive testing requirements of customers for material physical and chemical properties, non-destructive testing, high-precision geometric dimension testing, and so on.
Our company has more than 120 employees, including 10 professional technicians and 5 engineers.
We have 2 fully automatic clay sand production lines, 1 semi-automatic clay sand production line, and 1 coated sand production line, with an annual production capacity of 15000 tons.
No, currently we produce and customize according to the requirements based on the drawings provided by the customer.
Yes, we are mainly doing customized products according to the customers’ drawings or samples.
Our products cover almost all the applicable equipment manufacturing and machinery manufacturing and processing fields, mainly including automotive trucks, engineering machinery, agricultural machinery, reducers, water pumps, water treatment systems, and other fields.
We mainly produce cast iron parts made of gray cast iron and ductile iron materials.
We are a foundry and a manufacturer of cast iron parts.
We will reply to you within 24 hours of the working day.