Core Selling Points
■ Designed for tinplate screw box and lid manufacturing
■ Integrated forming, threading, edge treatment and lid assembly
■ Box size range: 30–150mm diameter, customizable height
■ Suitable for food-grade tea, candy and gift packaging
■ Compatible with pre-printed and pre-coated tinplate
■ Available in semi-automatic and fully automatic configurations
■ Precision thread ensures consistent sealing torque
■ Customizable lid structure: screw-on, hinged, slip-lid
Technical Specifications
|
Parameter |
Specification |
|
Model No. |
KP-TSB-120 |
|
Product Type |
Tinplate Screw Box |
|
Compatible Material |
Tinplate, TFS |
|
Material Thickness |
0.20 – 0.50 mm (according to product design) |
|
Box Size Range |
Ø30 – 150 mm (customized per samples) |
|
Production Capacity |
50 – 120 boxes/min (size dependent) |
|
Automation Level |
Automatic / Semi-Automatic |
|
Line Layout |
Customized to factory requirements |
|
Power Supply |
380V / 50Hz / 3Phase or customized |
|
Total Power |
22 kW |
|
Certification |
CE, Food Grade |
|
Warranty |
2 Years |
|
Installation |
On-site service available |
Production / Working Process
Step 1: Sheet Cutting – Cutting machine cuts tinplate sheet
Step 2: Blank Stamping – Blanking of box and lid blanks
Step 3: Box Forming – Deep drawing forms box body shape
Step 4: Thread Making – Thread rolling creates screw structure
Step 5: Edge Processing – Edge trimming and curling
Step 6: Lid Forming – Lid blank forming and threading
Step 7: Lid Assembly – Box and lid fitting and matching
Step 8: Surface Finishing – Printing or coating (optional)
Step 9: Quality Inspection – Dimension and seal verification
Application Scenarios
Tea packaging
Premium loose leaf tea, herbal tea tins
01
Candy and confectionery
Luxury chocolates, candies, mints
02
Food packaging
Spices, herbs, gourmet powder containers
03
Gift packaging
Promotional tins, holiday gift boxes
04
Household
Storage tins, candle containers, spice jars
05
Case Study
■ Customer Background
A tea packaging company in China producing premium loose leaf tea for export. They needed a tinplate screw box line to produce round tea tins with excellent seal performance for long-distance shipping.
■ Project Challenge
• Required airtight seal to preserve tea freshness during ocean shipping
• Needed 3 sizes: 50g, 100g and 250g tea tins
• Must work with pre-printed tinplate with brand graphics
• Required food-grade certification for EU and US export
■ Our Solution
• Delivered KP-TSB-120 tinplate screw box production line
• Provided 3 sets of tooling for 65mm, 85mm and 110mm diameters
• Configured registration system for pre-printed tinplate alignment
• Full food-grade construction with FDA and EU compliance
■ Result & Benefits
• Seal performance passed 12-month shelf life freshness test
• All three sizes produced on single line with quick-change tooling
• Print registration accuracy maintained within ±0.1mm
• Successfully passed FDA food contact certification for US export
Frequently Asked Questions (FAQ)
Q: Can this line produce different sizes of tinplate screw boxes?
A: Yes, the line can be configured for different box sizes, but tooling may need to be adjusted for different dimensions. Typical size changeover takes 6–8 hours.
Q: What information is needed for a quotation?
A: We need box drawings or samples, material thickness, target production capacity and required automation level.
Q: Can you design the line based on our existing packaging products?
A: Yes. We can evaluate your product samples or drawings and then provide a suitable production line configuration.
Q: Can we use pre-printed tinplate material?
A: Yes, the line can be equipped with registration control system to maintain print alignment through forming processes.
Q: What types of lid structures are possible?
A: We can configure screw-on lids, slip lids, hinged lids and custom closure designs depending on your packaging requirements.
Q: Is food-grade certification available?
A: Yes, all food contact parts use approved materials. We can provide CE and FDA-compliant configurations for food packaging applications.
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