High Strength Rotomolding Mold for Consistent and Long Term Reliability in Rotational Tank Production

Product Description

In medium to large tank production above 0.8T, performance requirements shift toward durability under continuous load rather than forming quality alone. Standard tanks often show wall deformation, base instability over time, and variation between production batches. Rotational molding ensures even material distribution and seamless formation, while reinforced mold design improves structural strength and long-term reliability.

Problem

Why do 0.8T tanks tend to face structural instability during operation

Near full capacity leads to wall expansion
Continuous load reduces base stability
Thickness variation creates weak zones
Handling and installation introduce deformation risks

Cause

Main causes include

Uneven thermal behavior inside the mold leading to unstable material flow

Structural design not suited for long term load causing deformation

Solution

Aluminum mold improves heat transfer and material consistency

Reinforced structure enhances resistance to pressure and deformation

Optimized geometry supports stable medium capacity production

Compatible with standard heating and cooling systems

Result is improved durability higher strength and better production consistency

Specifications

Application

Industrial liquid storage

Farm water distribution systems

Irrigation tanks

Engineering storage solutions

How To Choose

Use PT800 when

Operating near full load conditions
Service duration exceeds 6 to 12 months
Outdoor or variable environment
Existing tanks show deformation issues

If two or more conditions are met choose PT800

FAQ

Q1 Is PT800 suitable for long term use
A Yes designed for continuous load

Q2 Is aluminum mold necessary
A Recommended for stable performance

Q3 Can it be customized
A Yes structure and connections can be adjusted

Q4 What materials are supported
A PE and LLDPE

Conclusion

For medium capacity tanks requiring long term load bearing stability and reliable performance PT800 is the more suitable solution