Production mould technical dossier
4CAV 32oz soup container mould for leak-resistant takeaway packaging. The tooling is matched with a 350T high-speed machine, supports cycle targets within 6 seconds, and can be customized for sealing rim geometry, stacking and lid fit.
Typical product
32oz American-style soup container, hot food takeaway bowl, prepared meal packaging
Machine matching
350T high-speed injection molding machine
Cycle time target
Within 6 seconds per shot under suitable resin and cooling conditions
Structure focus
Rim sealing flatness, sidewall stiffness and anti-deformation ejection
Material compatibility
PP and similar food-grade resins depending on container design
Cavity configuration
4 cavities (customizable by output target)
Review the route from drawing and DFM through steel, trial and acceptance.
View evidenceSee how runner, gate and cavity balance are evaluated for repeatable filling.
View evidenceConnect product tolerances with CNC, EDM, inserts and component control.
View evidenceUnderstand dimensional verification and the inspection evidence available.
View evidenceHengqi proof system
Buyers do not evaluate the product concept alone. They also need evidence that the supplier can design, machine, measure, trial and support the mould through production acceptance.
60days
A controlled route from DFM and design approval through machining, trial, correction and acceptance.
3μm
Precision inspection supports dimensional verification for inserts, cores, cavities and critical interfaces.
60+
Engineering, machining, assembly, trial and project support are connected throughout the tooling programme.
300
Production and support resources cover mould development, manufacturing, inspection and after-sales response.
Hot runner and multi-cavity flow balance are reviewed around the real product and output target.
CNC, EDM, component fitting and CMM inspection are connected through the same manufacturing route.
Engineering support continues from drawing review and trial correction to production and after-sales response.
01 / Engineering review
Product geometry, resin, machine, cycle, lid or label and automation are reviewed as one system. The sections below explain the project-specific decisions buyers should confirm before steel is released.
Engineering checkpoint 01
This 4CAV 32oz soup container mould is built for producers that need stable output of sealed round containers used in soup, noodles and hot ready-meal distribution.
The tooling focuses on reliable rim geometry and thin wall consistency so lids seal correctly and the container remains stackable during transport and secondary packing.
Engineering checkpoint 02
For large-volume soup bowls, gate balance, cooling design and ejection stability directly influence cycle time and dimensional consistency at the sealing edge.
Hengqi can tune cavity structure, runner layout and steel selection according to your resin, target weight, machine setup and annual output plan.
Engineering checkpoint 03
Soup containers often face heavier thermal and transport demands than dry food boxes, so buyers should confirm resin heat resistance, rim stiffness, lid snap force and stack pressure before mold release.
For delivery packaging, Hengqi reviews container roundness, anti-warp ribs, label panel requirements and matching lid samples so the finished bowl can support sealing, stacking and secondary packing without excessive part weight.
Engineering checkpoint 04
Trial samples should be checked with the actual matching lid for snap fit, rim continuity, leak resistance, hot-fill deformation and stack pressure after cooling.
Because 32oz bowls carry more product weight than small containers, Hengqi also reviews bottom stiffness, sidewall recovery, ejection marks and whether the container remains round enough for automatic lid closing.
02 / Tooling specification
These values describe the current reference project. Final steel, cavity count, runner, machine and cycle target are confirmed from the customer product and production plan.
Typical product
32oz American-style soup container, hot food takeaway bowl, prepared meal packaging
Machine matching
350T high-speed injection molding machine
Cycle time target
Within 6 seconds per shot under suitable resin and cooling conditions
Structure focus
Rim sealing flatness, sidewall stiffness and anti-deformation ejection
Material compatibility
PP and similar food-grade resins depending on container design
Cavity configuration
4 cavities (customizable by output target)
Acceptance focus
Rim flatness, lid snap fit, hot-fill deformation, stack load, leak testing and cavity-to-cavity weight balance
Useful RFQ data
Container and lid samples, fill temperature, resin grade, target weight, output plan, sealing test and machine specification
Front and rear mold material
Domestic or imported 2344/S136/customer specified
Mold base material
P20/4Cr13/Customer specified
Runner options
Needle valve or needle point hot runner
Customization
Top diameter, depth, lid fit, stacking geometry and label panel
03 / Before shipment
The exact checklist is agreed for each project. These are the core records buyers normally use to confirm dimensions, function, output and correction closure before shipment.
View inspection processRecord the trial setup, resin, machine, process window, visible defects and required corrections.
Verify critical product and tooling dimensions against the approved drawing and agreed tolerances.
Check shot-to-shot consistency, thin-wall distribution and deformation risk across representative samples.
Review closure engagement, rim flatness, leak risk, opening force and stacking where the product requires it.
Confirm the practical cycle target under suitable resin, cooling, machine and automation conditions.
Provide agreed samples, trial video, inspection results and correction records for customer confirmation.
04 / Quotation checklist
A drawing or sample is the starting point. Machine, resin, output, closure and acceptance details allow Hengqi to review cavity layout, steel, runner, cooling and automation with fewer assumptions.
Product drawing or physical sample
Capacity, dimensions and target part weight
Resin grade and food-contact requirement
Target cavity number and annual output
Injection machine model and tonnage
Expected cycle time and automation plan
Matching lid, label or sealing requirement
Acceptance standard and delivery schedule
Send your drawing, sample photos and production target. Hengqi will review the project scope before preparing the quotation.
Start WhatsApp review Send formal inquiry05 / Buyer questions
It is commonly used for takeaway soup bowls, hot prepared foods and larger single-portion meal containers.
Yes. Rim profile, sealing width and snap structure can be customized from your container and lid drawings or samples.
Provide drawings or samples, resin grade, target weight, cavity preference, machine tonnage and expected cycle/output requirements.
Common checks include lid-fit testing, leak testing, hot-fill deformation review, stacking load checks and transport simulation with the selected resin and target container weight.
Yes. Hot-fill projects should define resin grade, fill temperature, rim stiffness, cooling layout and lid sealing requirements before tooling so deformation risk can be reviewed early.
The lid controls rim width, snap force, leak testing and stacking behavior. Without it, the bowl mould can meet drawing dimensions but still fail real delivery packaging tests.
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