Are you looking for the best rotomolded parts factories in China? With so many options available, it can be overwhelming to choose the right one. In this article, we’ll compare the top rotomolded parts factories in China, highlighting their strengths, services, and what sets them apart. Let’s dive in and find the perfect fit for your needs.

Rotomolding Products, China Poly Box Truck supplier

Rotomoulding Manufacturers & Suppliers China

China Rotational Mold, Rotomolding in China, Rotomold …

Product Details: Rotational molding produces hollow, single-piece plastic parts with uniform wall thickness. The process involves heating and rotating a mold filled with powdered plastic, typically polyethylene, to melt and evenly coat the interior of the mold. The parts are then cooled and hardened before removal. This method is suitable for creating large, complex shapes with undercuts and intricate contours without weld lines or high-pressure molds.

Pros:
– Low mold and tooling costs
– Suitable for short or low volume production runs
– Little to no resin waste or scrap
– Easy to control wall thickness
– Eliminates the need for secondary tooling
– Can produce virtually any size part, from small to very large
– Provides excellent surface finish and surface detail
– Can mold-in metal inserts
– Can mold parts with undercuts and intricate contours
– Double wall construction and multilayer products are possible
– Stress-free parts with high tensile strength

Cons:
– The process is relatively slow compared to other high-pressure processes
– Limited to thermoplastic materials, primarily polyethylene
– Requires specific materials that are better suited to this type of molding
– Not ideal for high-volume production due to the slower pace

Custom Roto Mold | Rotomolded Services in China …

Shanghai Shengyun Rotational Moulding Co.Ltd

Product Details: Shanghai Shengyun Mould Co., Ltd is an OEM manufacturer specializing in all kinds of rotomolding molds and rotomolding products. They offer a wide range of molds designed for producing various rotomolded products, including but not limited to septic tanks, storage tanks, and other industrial and consumer goods.

Pros:
– High-quality molds designed for durability and long-lasting performance
– Specialized in a variety of rotomolding products to cater to different industria…
– OEM manufacturing capabilities for customized solutions

Cons:
– Limited specific product details available on the website without further naviga…
– No explicit mention of pricing or lead times for the products

Plastic Rotational Rotomolding Company, China …

Products – China Rotomould Company

Product Details: China Rotomould offers a variety of products related to rotational moulding. Key products include Carrousel Rotomolding Machines, Shuttle Rotomolding Machines, Aluminium Moulds, Steel Moulds, and Rotomolding Cutting Machines. The Carrousel Rotomolding Machine features three stations (heating, cooling, disassembly), high utilization rate of the oven, and simultaneous production of products with similar molding times. The Shuttle Rotomolding Machine is cheaper than carrousel types and can produce super large and large rotational moulding plastic products. Aluminium Moulds are known for high precision, suitability for complex curved surfaces, and good surface quality. Steel Moulds offer light weight, long life, good thermal conductivity, and

cost-effectiveness. Rotomolding Cutting Machines are fast, precise, easy to operate, and durable.

Pros:
– High-quality engineering and design with ISO 9001:2015 certification
– State-of-the-art solutions with quick turnaround times
– Molds have a long service life and are not limited by size or complexity
– Suitable for both small runs and high-volume production
– High precision and even cutting thickness in cutting machines
– Cost-effective and efficient delivery
– Ability to produce complex curved surfaces and high precision requirements

Cons:
– Limited information on specific maintenance requirements for the machines
– No detailed pricing information available on the website
– Dependence on the quality of raw materials for optimal performance

Plastic Rotational Molding (Plastic Rotomolding)

Product Details: Maxtech offers plastic rotational molding solutions using materials such as HDPE, PP, and PVC. The process involves heating the plastic material in a mold, which is then rotated to evenly distribute the material. This method is suitable for producing large, hollow items like tanks, containers, and playground equipment. Maxtech provides custom rotational molding services, including mold design, tooling, and production. They also ensure quality control through various testing procedures.

Pros:
– Reliable and low-cost solution
– Capable of producing large, hollow items
– Custom mold design and tooling available
– Quality control through testing procedures

Cons:
– Limited to specific types of plastic materials (HDPE, PP, PVC)
– Process may not be suitable for complex geometries or small parts

Shanghai Chunxu Mould Industrial Co., Ltd.-Furniture …

Rotomolding Auto parts Manufacturers & Suppliers

Product Details: Ningbo Jinghe Rotomolding Technology Co., Ltd. specializes in manufacturing rotomolding auto parts. These parts include various plastic components for car modifications, such as fuel tanks, tool boxes, and other automotive accessories. The company uses high-tech equipment, including PLC controlled carrousel and shuttle machines, to produce these parts. They offer OEM services, integrating product design, mold manufacture, and production. The auto parts are known for their good quality and are supplied directly from the factory at competitive prices.

Pros:
– High-quality factory-direct plastic rotational automobile parts
– Integrated product design, mold manufacture, and production capabilities
– Use of high-tech equipment such as PLC controlled carrousel and shuttle machines
– Competitive factory prices

Cons:
– Limited information available on specific material durability and long-term perf…
– No detailed warranty or after-sales service information provided on the webpage

Comparison Table

Frequently Asked Questions (FAQs)

Frequently Asked Questions About Rotomolded Parts Factories in China

What is the rotomolding process, and how does it work?

The rotomolding process involves loading plastic resin into a mold, which is then rotated slowly while being heated externally. This heat melts the resin, allowing it to uniformly coat the mold’s surface. Once cooled, the mold is opened to reveal a hollow, uniform product. This method is ideal for creating complex shapes and products with consistent wall thickness.

What types of products can be made using rotomolding?

Rotomolding can produce a wide variety of products, from simple outdoor lights and kids’ plastic climbing frames to more complex items like fuel tanks, industrial containers, and even toys. The process is versatile and can be used for manufacturing parts for various industries, including agricultural, industrial, and commercial applications.

What are the advantages of choosing rotomolding over other manufacturing methods?

Rotomolding offers several advantages. It has lower mold tooling costs compared to blow molding or injection molding. The products have good edge strength, can be made with complex shapes, and can include metal inserts easily. Additionally, the wall thickness of the products can be adjusted without remaking the mold, and they can be filled with foaming materials for insulation.

How do Chinese rotomolding factories ensure quality and compliance with international standards?

Many Chinese rotomolding factories are ISO 9001 certified, which ensures they adhere to strict quality control processes and continuous improvement methodologies. These factories also have well-trained teams and advanced technology, such as CNC milling machines, to produce high-quality molds and products that comply with international standards.

Can I customize the specifications and design of my rotomolded products?

Yes, you can customize the specifications and design of your rotomolded products. Chinese rotomolding factories often offer one-stop services that include prototype making, engineering services, and production. Their expert teams will guide you through the process to ensure your product meets your specific requirements, whether it involves custom shapes, colors, or additional features.