PP PS PET Sheet Extrusion Line for Thermoforming Cups, Containers and Trays
A PP PS PET sheet extrusion line melts plastic raw material and forms it into flat sheet rolls for downstream plastic cup making machines, three-station thermoforming machines and vacuum forming machines. Stable sheet thickness, sheet width, cooling quality and winding control directly affect disposable cup weight, food container forming stability, tray clarity and overall scrap rate. For factories planning a complete plastic packaging production line, sheet extrusion is the upstream system that controls material cost and long-term production consistency.
Applications: PP sheet for cups, PS/HIPS sheet for lids, PET clear sheet
How to Match a Sheet Extrusion Line with Forming Machines
- Match sheet width and thickness range with the downstream cup making machine, thermoforming machine or vacuum forming machine before confirming the extrusion line.
- Choose PP, PS, HIPS or PET configuration according to the target products: cups, lids, food containers, clear trays, blister packaging or custom thermoformed parts.
- Confirm whether the project needs single-screw, twin-screw, drying, calendering, winding, crusher or recycling equipment according to material and output target.
- For disposable cup production, check whether the sheet roll width, thickness and material behavior match the cup mold cavity layout and forming depth.
- For container and tray production, focus on sheet flatness, thickness uniformity, cooling quality and stable winding because these affect forming accuracy and scrap rate.
Machine Matching
Is This the Right Machine?
Best for factories that want to produce PP, PS or PET sheet rolls for downstream cup making, thermoforming or vacuum forming.
If you already buy stable sheet locally, you may first invest in the forming machine and add extrusion later based on production scale.
Before Quotation
Information We Need
- Product photo, drawing or sample
- Product size, forming depth or diameter
- Material type such as PP, PS, PET, PLA or PVC
- Sheet thickness and product weight target if available
- Target output or daily production plan
- Mold cavity quantity or product layout requirement
- Factory voltage and destination port
- New machine or tested used machine preference
Related Solutions
Compare Before You Buy
- Cup Making Machine - for converting sheet into cups and bowls
- Three-Station Thermoforming Machine - for converting sheet into containers and trays
- Vacuum Forming Machine - for blister and tray forming from sheet
Which Plastic Packaging Machine Should You Choose?
Buyers often search by final product instead of machine name. Use this table to match disposable cups, food containers, blister packaging and sheet production with the correct machine direction.
| Buyer Product | Suitable Machine | Why It Fits |
|---|---|---|
| Disposable plastic cups, bowls and yogurt cups | Plastic Cup Making Machine | Best for deep round cup forming with matched cup molds, cutting and automatic stacking. |
| Food containers, trays, lids, clamshell boxes and fruit boxes | Three-Station Thermoforming Machine | Combines forming, cutting and stacking in one automatic line for packaging production. |
| Blister packaging, inserts, sample trays and custom shallow parts | Vacuum Forming Machine | Uses heated sheet and vacuum suction for trays, blister shapes and packaging inserts. |
| PP, PS or PET sheet rolls for cups, containers and trays | Sheet Extrusion Line | Produces upstream thermoforming sheet and helps control material cost and thickness stability. |
Technical Specifications
- model: WX-75/132; material: PP, PS, PET; screwDia: 75 mm; sheetWidth: 1000 mm; thickness: 0.25-2.0 mm; maxOutput: 450 kg/h; mainMotor: 132 kW; dimensions: 12 × 2.5 × 2.2 m
Auxiliary Equipment
Mixer, Crusher, Chiller
Buyer FAQ
Which materials can a sheet extrusion line produce?
It can be configured for PP, PS, HIPS and PET sheet depending on screw design, drying system, die configuration, cooling structure and the buyer's target product.
Why is sheet thickness control important for thermoforming?
Uneven sheet thickness can cause unstable forming, higher scrap rate, inconsistent product weight, poor cup strength and tray deformation. Sheet quality directly affects downstream forming performance.
Do I need a sheet extrusion line for a cup making machine?
If you can buy stable sheet locally, you may start with the cup making machine first. If sheet supply, material cost or thickness stability is a long-term concern, a PP/PS/PET sheet extrusion line should be planned with the cup machine.
Can the line connect with thermoforming and vacuum forming machines?
Yes. Weixin can match the extrusion line with plastic cup making machines, three-station thermoforming machines, vacuum forming machines, molds and auxiliary equipment based on the target product.
What information should buyers provide before quotation?
Please provide material type, required sheet width, thickness range, output target, downstream machine type, final product photos, factory voltage and whether recycling equipment is needed.