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Engineered for agricultural irrigation, livestock watering, rain harvesting, and industrial fluid storage, our Custom Heavy-Duty Cast Aluminum Rotomolding Mold is specialized for producing large-capacity oval water storage tanks, water tubs, and aquaculture containers.
Crafted from high-density cast aluminum alloy, the oval deep-draw cavity features an engineered grid of internal reinforcement ribs. This structural design guarantees high wall strength, preventing side-wall bowing under heavy water pressure while ensuring uniform plastic resin deposition during oven rotation. The wide-mouth rim incorporates precision CNC-machined sealing flanges with alignment dowel pins to eliminate parting line flash and resin leakage.
The mold cavity is enclosed within a rigid octagonal square-tube steel skeleton frame equipped with heavy-duty long-handle perimeter toggle clamps. This supports multi-axis thermal rotation without structural sagging or thermal warping. We deliver complete turnkey OEM/ODM engineering—from 3D tank CAD modeling and resin shrinkage optimization to precision mold fabrication and mass production testing.
Key Advantages
Oval Deep-Draw Cavity with Grid Ribs: Engineered wall structure maximizes product hoop strength and prevents bulging when filled with liquids.
Octagonal Reinforced Steel Framework: Heavy-duty steel cage supports multi-axis rotation, maintaining dimensional stability under high furnace temperatures.
Precision CNC Sealing Flanges: Machined parting lips with registration dowel pins guarantee airtight flange closing and flash-free edges.
Superior Thermal Efficiency: High-grade aluminum alloy provides rapid, balanced heat conduction across large cavities, shortening heating and cooling cycle times.
Turnkey OEM/ODM Engineering: Full custom tooling development based on your 2D/3D CAD designs (STEP, IGES, SolidWorks) with complete resin shrinkage calculation.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Trading Company,Exporter
Year Established:
1500
Total Annual:
>Advanced 5‑Axis
Employee Number:
>ISO9001
Ecer Certification:
Verified Supplier
Zhuochengju specializes in rotational moulds (rotary moulds) and rotational molding technology. We custom-manufacture moulds for fuel tanks, water tanks, environmental cleaning equipment, amusement facilities, outdoor furniture, kayaks, floats, transport containers, agricultural machinery parts, col... Zhuochengju specializes in rotational moulds (rotary moulds) and rotational molding technology. We custom-manufacture moulds for fuel tanks, water tanks, environmental cleaning equipment, amusement facilities, outdoor furniture, kayaks, floats, transport containers, agricultural machinery parts, col...