
Injection Molding Bottle Caps
Plastics injection molding for bottle caps, this part is a top flip cap which can be used in many closures and bottles, meeting the high-capacity demand.
- Fast Delievery
- Quality Assurance
- 24/7 Customer Service
Product Introduction

Mold name | Injection molding bottle caps |
Part Name | Top flip cap |
Resin | PP |
Cavity | 64 cavities |
Feed System | 64 drop Husky hot half with tip gate |
Cycle Time | 16s |
Clamping force of IMM | 385T |



Many famous international packaging customer are our main customer, Aptar, Rieke,Jokey, Unilever,our customers include (Jokey, Unilever, and Rubbermaid), who have found our thin-wall packaging molds solution is superior in cycle time and quality while saving them around 10% cost from working with us.


SJ Group factory has the certificates of ISO9001, IATF16949 and ISO13485.


We have a mature and professional project management team covered 30 people, all the project engineers have more than 3 years’ experience in molds design and 5 years’ experience in molds projects management, and they are fluent in English communication.
In every step, we have strict process to follow and have standard documents to submit to customers, such as the DFM and Mold flow in project kicking off stage, then weekly progress report during molds manufacturing stage, and mold trial reports, trial video, samples.


We have two after sales tool shops in USA and one in Mexico, one branch company in Germany, and six tool shops partners in Europe.


1. Q: How many packaging molding your factory made annually?
A:Our capacity of molding were increasing annually for the past 10 years, right now we made around 300 packaging mold for export, usually it will have 5-10% quantity increase.
2. Q: Who are your major thin wall and multi-cavity packaging customers?
A: ABB, Jokey, Rieke.
3. 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.
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