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Barricade mold

Barricade mold

Rotational molding technology enables the production of seamless, hollow barricades that combine high structural strength with reduced weight. The rotomolded barricades are formed using sand-cast aluminum molds and premium-grade polymers, ensuring mechanical reliability and long-term field performance. Sand-cast aluminum molds offer exceptional durability, maintaining precise dimensional accuracy and stability throughout repeated high-temperature heating and cooling cycles inherent to the rotational molding process. Aluminum’s intrinsic thermal conductivity allows sand-cast molds to transfer external heat quickly and uniformly to the internal material. This eliminates localized overheating or uneven temperature distribution, accelerating the melting and fusion phases while producing barricades with consistent wall thickness and material homogeneity. On the production line for rotomolded barricades, this efficient thermal behavior contributes to manufacturing consistency and operational effectiveness.

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Mold Durability & Dimensional Stability

Sand-cast aluminum molds are engineered for extended service life under aggressive thermal cycling, preserving geometry and performance over thousands of production runs.

  • Resistance to warping & micro-cracking after repeated heat cycles
  • High-precision cavity retention for identical barricade units
  • Reduced maintenance downtime compared to conventional steel molds

Uniform Thermal Conductivity

Aluminum's natural thermal efficiency enables rapid, even heat distribution across the entire mold surface, eliminating temperature gradients that cause defects.

  • Prevents local overheating & material degradation
  • Uniform wall thickness throughout complex barricade geometries
  • Shorter heating phase due to high thermal diffusivity

Seamless & Lightweight Barricades

One-piece rotational molding creates hollow barricades with no joints or weld lines, combining low mass with high impact resistance for traffic and site safety.

  • Integral structure eliminates weak points from seams
  • Lower weight for easy deployment and repositioning
  • Superior weather resistance and UV stability for outdoor use

Process Efficiency & Repeatability

Rapid heat transfer and mold stability shorten cycle times while maintaining tight tolerances, enabling high‑volume production with minimal variance.

  • Reduced energy input per barricade unit
  • Lower scrap rates due to uniform material distribution
  • Consistent mechanical performance across large batches

Manufacturing Flexibility

Sand-cast aluminum molds support intricate surface details, logos, and rib patterns directly on the barricade surface, eliminating secondary processing steps and reducing lead times for custom designs.

Material Versatility

Compatible with polyethylene, polypropylene, and engineering-grade polymers, allowing tailored barricade properties such as impact strength, flame retardancy, or long-term color stability under UV exposure.

Tooling Longevity

Sand-cast aluminum molds exhibit high resistance to thermal fatigue, providing reliable dimensional control for millions of rotational molding cycles with minimal wear — lowering long‑term tooling replacement costs.

Cycle time reduction: up to 20% faster heating/cooling compared to steel molds
Lower energy consumption per barricade due to aluminum’s superior thermal diffusivity
No post‑molding assembly required — seamless hollow structure reduces production steps
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Jiangsu Zhuohe Mould Co., Ltd.

ZHROTO isChina Custom Barricade mold Manufacturers and Barricade mold Suppliers, founded in 2015 (formerly Suzhou Zhuohe Mould Technology Co., LTD.) moved to Taizhou City, Jiangyan District in December 2021, New name - Jiangsu Zhuohe Mould Co., LTD., with years of experience in the development and production of roto molding molds & parts, the company team participated in the 2008 Beijing Olympic Games and 2010 Shanghai World Expo.
Skilled roto molding for engineering vehicle fuel/water tanks, cleaning environmental tanks, toy furniture, kayaking, buoy floating, agricultural machinery accessories, coolers, etc.
The new factory plant covers an area of more than 12000 square meters, with 10 CNC centers, including one set of five-axis CNC centers, 1 set of 4mtrs rotational molding machine, 2 sets of 3.5mtrs rotational molding machines and 1 set of 3mtrs 3arms. The annual capacity of mold making is about 1500 sets and rotomoulding plastic products is more than 3600 tons.
The company has passed ISO9001:2015 Quality management certification, ISO14001:2015 Environmental management certification, and ISO45001:2015 Occupational Health and Safety Management certification system. We offer Barricade mold.

Jiangsu Zhuohe Mould Co., Ltd.
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Authentic Reliable Quality Naturally Stands Out And Fears No Comparison.

The company has passed ISO9001:2015 Quality Management Certification, ISO14001:2015 Environmental Management Certification, and ISO45001:2015 Occupational Health and Safety Management Certification System.

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INDUSTRY KNOWLEDGE

Barricade mold, the invisible guardian of traffic safety

In the process of rapid urbanization, traffic safety and order maintenance have become the focus of social attention. As an indispensable part of traffic management, the design and production quality of roadblocks are directly related to road safety and traffic efficiency. As the core tool for roadblock production, the technical level and manufacturing capacity of barricade molds directly affect the quality and cost of roadblock products.
As an important part of the transportation facility manufacturing industry, the barricade mold industry has developed rapidly in recent years with the acceleration of urbanization. However, in the face of increasingly complex and changing traffic environments and high standards of safety requirements, the barricade mold industry is also facing many challenges. The precision requirements for mold design and manufacturing are constantly improving to ensure the durability and stability of roadblock products; with the enhancement of environmental awareness, the selection of mold materials and production processes need to pay more attention to green environmental protection; the diversification and personalization of market demand require mold manufacturers to respond quickly and provide customized services.
Since its establishment in 2015, Jiangsu Zhuohe Mould Co., Ltd. has been deeply involved in the field of rotational molding molds and parts, and has accumulated rich experience and technical reserves. The company not only has advanced production equipment and processes, but also has a high-quality R&D team dedicated to innovative breakthroughs in mold design and manufacturing technology. In the field of barricade molds, Zhuohe Mould has demonstrated its unique competitive advantages.
The new factory covers an area of more than 12,000 square meters and is equipped with 10 CNC centers, including a five-axis CNC center, and multiple rotational molding machines. The introduction of these high-end equipment has greatly improved the processing accuracy and production efficiency of the mold, ensuring that every inch of the barricade mold meets high standards.
Zhuohe Mould actively responds to national environmental protection policies, selects environmentally friendly materials, optimizes production processes, and reduces waste emissions. At the same time, the company is also committed to developing recyclable and reusable mold materials to promote the green development of the barricade mold industry.
In the face of the diversification and personalization trend of market demand, Zhuohe Mould has established a complete customized service system. The company has a professional customer service team that can deeply understand customer needs and provide a full range of solutions from mold design to product production. Whether it is a standard roadblock or a roadblock of special shape and material, Zhuohe Mould can meet the customized needs of customers.
With the continuous advancement of science and technology and the increasing awareness of environmental protection, the barricade mold industry is moving towards intelligence and greening. As a leader in the industry, Zhuohe Mould will continue to uphold the development concept of "innovation, quality, and service", increase R&D investment in intelligent technology and green environmentally friendly materials, and promote the transformation and upgrading of the roadblock mould industry. At the same time, the company will also actively expand domestic and foreign markets, strengthen cooperation with upstream and downstream industrial chains, and jointly build an ecological system for the roadblock mould industry, contributing more to traffic safety and order maintenance.