Packaging Stack Injection Mold
Handles are essential parts of bottle, reliable quality to sustain its weight, under situation of water stock increasing, bottle handle requires more productivity, it comes from stack mold, using extra 10% clamping force will gain double capacity of bottle handle.
- Fast Delievery
- Quality Assurance
- 24/7 Customer Service
Product Introduction

Mold name | stack injection mold for bottle packaging handle |
Part Name | Bottle handle of 1.5L water bottle |
Resin | HDPE |
Cavity | 48 x2 stack mold |
Feed System | 48x2 stack Husky Hot Tip |
Cycle Time | 7.5s |
Part weight | 2g |
Clamping force of IMM | 400T |



SJ Group has over 35 years’ experience in thin wall food plastics injection molds ,stack and tandem mold for food packaging. We made varied types of food container and caps thin wall stack mold for different customer , currently, we’ve supported many customers with successful complicated tandem and stack packaging moulds, good design, reliable quality ad prompt manufacture time help us acquired many good feedback from customers.


DFM Report includes parting line, Gate location and type, Ejection, Part layout and mould structure, Draft angle check, Wall thickness analysis, Surface treatment, Engraving, Tolerance study, Part issue and suggestion etc.
Mold Flow Report includes Material Data, Process Suggestion, Runner and gate Design, Wall Thickness, Filling Video, Injection Temperature, V/P Switchover, Injection pressure, Clamping force, Shear Rate, Volumetric shrinkage, Sink marks, Weld line, Air trap, Deflection etc.



We have 50 design engineers; the molds design capability is 120pcs per month.
Engineer | Member Numbers | Tools Design capability per month (sets) | Monthly capacity |
Senior Design Engineers | 10 | 3 | 30 |
Junior Design Engineers | 10 | 3 | 30 |
Design Engineers | 30 | 2 | 60 |
Total | 50 | 8 | 120 |

1. Q: How many years of experience do your project engineers and design engineers have?
A: Our design engineers have over 8 years’ experience and project engineers have 2 years’ experience of mold design and 5 years’ experience of following up project.
2. Q: How you make sure tooling quality and aftersales warranty service?
A: Each insert and component of tooling will be inspected to check if it’s controlled within tolerance before it sends to next process, before mold shipping, our QC team will recheck the tooling completely make sure quality. We have mold partner in America, Mexico and Brazil, European customers bill be covered by our European company to provide prompt service.
3. Q: How do you manage the project?
A: Manage projects combine with project management processes and project management manuals.
4. Q: What is the warranty life of your moulds?
A: Usually is 12 month or the warranty shots, it depends on which arrives first.
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