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Rotomolding Mold
Created with Pixso. High Strength Rotomolding Mold , Custom Roto Moulding For Rotational Tank Production

High Strength Rotomolding Mold , Custom Roto Moulding For Rotational Tank Production

Brand Name: SunMore
Model Number: PT800
MOQ: 1 Piece
Price: USD 500 - USD 8000
Delivery Time: 60 days
Payment Terms: T/T
Detail Information
Place of Origin:
China Jiangsu
Certification:
CE/ISO9001
Name:
PT800 Rotomolding Mold
Mold Material:
Aluminum Alloy
Capacity Range:
0.8T/800kg
Bottom Diameter (mm):
970
Vertical Height (mm):
1140
Opening Diameter (mm):
470
Total Height (mm):
1360
Structure Feature:
Reinforced High Load Bearing Design
Use:
Farm Water Supply / Industrial Storage / Engineering Systems
Supply Ability:
10
Highlight:

High Strength Rotomolding Mold

,

PT800 Rotomolding Mold

,

High Strength Custom Roto Moulding

Product Description

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

 

Parameter Value
Model PT800
Capacity 0.8T
Bottom Diameter 970 mm
Vertical Height 1140 mm
Opening Diameter 470 mm
Total Height 1360 mm
Material Aluminum Alloy
Heating Gas / Electric
Cooling Air / Water Spray

 

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

 

 

Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

M
Mirella Fuentes
Armenia Feb 20.2026
Our rotomolding factory orders custom steel moulds for square PE water tanks. The steel mold adopts precision CNC machining, smooth inner cavity ensures finished square tank with uniform wall thickness and neat appearance. Customizable size satisfies different capacity water tank production demands ranging from small household to large industrial storage tanks.
G
Greg Simmons
Honduras Feb 19.2026
We order custom-size aluminum roto molds for diversified plastic containers including water tanks and industrial bins. The manufacturer can adjust mold dimension flexibly per our drawings, and the aluminum alloy with thickened structure delivers outstanding durability after months of uninterrupted cyclic high-temperature production. Mold deformation is not observed, so we keep placing repeat orders for new product development.
J
Javier Fuentes
Eritrea Feb 16.2026
Our factory provides supporting tanks for mountain area dynamic water supply and mountain farm pumping water storage system. PT6000 6T high load mold matches our LLDPE raw material perfectly. Excellent structural rigidity reduces mold deflection during high-speed rotomolding, defective rate of dynamic water tanks drops significantly.