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Cenwan CW-G / CW-W PCW Series
4/6 Corner Folder Gluer Machine
4/6 Corner Folder Gluer Machine — Cenwan CW-G / CW-W PCW Series
A high speed automatic folder gluer machine designed for straight-line, bottom-lock, 4 corner and 6 corner cartons – providing the pharmaceutical, food, cosmetic and e-commerce packaging plants of 40+ countries with a servo-driven backfolding system, one-click changeover and lifetime spare parts supply.
40+ countries served
10+ years engineering team
CE-marked Machinery Directive 2006/42/EC
Lifetime spare parts supply
Solution Summary
What This Machine Delivers
Gluing Speed (Max)
180 m/min servo-driven
Box Styles
Straight-line · Bottom-lock · 4 Corner · 6 Corner
Flute Types
E · F · C · B · AB (3/5-layer corrugate + cardboard)
Max Paper Thickness
800 g
Box Width Options
1250 · 1450 · 1650 mm
Warranty + Parts
12-month warranty · lifetime maintenance
Slow Changeovers, High Reject Rates — Why Standard Straight-Line Gluers Fail on 4/6-Corner Boxes EN · PROC · MGR
A 4 corner folder gluer machine (and its 6-corner sibling) handles a box geometry that a straight-line folder gluer simply cannot: the carton folds inward at four or six sticking points, the crash lock bottom snaps under pre-fold tension, and any misalignment on the feed section or upper belt triggers reject rates that eat straight into your cost-per-carton. When your plant runs cosmetic compacts on Monday, pharmaceutical outer boxes on Tuesday and e-commerce shipper boxes on Friday, a single-pattern folder gluer machine forces you to change out tooling for hours between jobs – exactly the opposite of what the packaging industry demands in 2026.
Cenwan’s 4/6 corner folder gluer machine was built around three field-validated failure modes observed across 40+ countries of commissioning data: (1) pre-fold angles that collapse crash lock bottom structures on E- and F-flute corrugate; (2) feeder vibration that misaligns narrow cardboard box blanks below 120mm; (3) makeready windows that stretch past 30 minutes when operators switch between 4 corner box, 6 corner box and straight-line runs. The result is a servo-controlled folder gluer machine with independently motorized feed section, extended conveyor for carton box forming consistency, and one-click adjustment that compresses changeover into minutes – not shifts.
Cenwan 4/6 Corner Folder Gluer Series — CW-G-650 · CW-W-1250 / 1450 / 1650 PCW EN · PROC
The Cenwan 4/6 corner folder gluer machine ships in four primary configurations to match different production widths and volumes. The CW-G-650 is a four-fold high-speed folder gluer for narrow pharmaceutical and cosmetic packaging. The CW-W PCW series (1250 / 1450 / 1650mm) delivers the full 4/6 corner folder gluer machine capability with servo motors driving an untimed electronic back folding system. Every model is a fully automatic carton folder gluer – not a semi-automatic gluing machine – with wireless remote control, independent stacker carriers, and modular feeder sections designed to cut operator labor and downtime.
Entry / High-Speed Four-Fold
CW-G-650
- Four-fold box making machine for narrow cartons – pharma, cosmetic, stationery.
- Max line speed: 400 m/min (structural)
- Total power: 21.5 kW
- Weight: 6,400 kg
- Dimensions: 14.4 × 1.5 × 1.65 m
- Air pressure: 6 bar
Mid Width · 4/6 Corner
CW-W-1250 PCW
- Full 4/6 corner box capability up to 1250mm blank width.
- Gluing speed: 180 m/min (servo)
- Box width: 290–1250 mm
- Paper thickness: up to 800 g
- Flute: E / F / C / B / AB
- Power: 25 kW · Air: 6 Pa
Wide · High-Volume
CW-W-1450 PCW
- Scaled-up configuration for larger pharmaceutical cartons and corrugated boxes.
- Gluing speed: 180 m/min (servo)
- Box width: 290–1450 mm
- 4 corner box width: 470–1450 mm
- 6 corner box width: 470–1450 mm
- Power: 25 kW
Widest · Industrial
CW-W-1650 PCW
- Heavy-duty configuration for the widest corrugated packaging and stereo box production.
- Gluing speed: 180 m/min (servo)
- Box width: 290–1650 mm
- Bottom-lock box width: 360–1650 mm
- Designed for rigid corrugated carton output
- Power: 25 kW
Decision Matrix — Pick by Box Width, Speed Target and Industry
| If your priority is… | Typical Industry | Recommended Model | Why |
|---|---|---|---|
| High-speed narrow cartons (≤650 mm) | Pharma · Cosmetic compact | CW-G-650 | 400 m/min four-fold with precise small-box handling |
| Balanced 4/6 corner production up to 1250 mm | Food · Cosmetic outer | CW-W-1250 PCW | Most-ordered size; 180 m/min with full 4/6 corner servo backfolding |
| Larger pharma / electronics cartons | Pharma · 3C electronics | CW-W-1450 PCW | 290–1450 mm width range + same servo system |
| Widest corrugated packaging + stereo boxes | E-commerce shipper · Bulk | CW-W-1650 PCW | Handles up to 1650 mm wide cardboard box blanks |
What’s Inside Every CW-W PCW Machine
Feed section with independent servo motor
vibration-coordinated continuous feeding with 400mm stack height; three feeding knives adjust asymmetrical lengths to box sample.
Pre-fold section
first fold 180 / third fold 165 for reliable crash lock bottom forming on cardboard and corrugated paper.
4 & 6 corner device
motorized, untimed electronic back folding system with servo motor technology; 2 pressing belts on upper belt of conveyor section.
Lower gluing tank
large-volume, easy removal and cleaning; electronic upper gluing system by guns with 3-gun spraying for 4/6 corner and special-shaped box.
Trombone + transmission
up and down belts adjust separately; photoelectric counter + kicking paper device; sponge belt on press section for box valley.
Ring drive bearing assembly + six sided steel drive shafts
precise folding, doesn’t make as much noise in operation as previous carton folder gluer equipment.
One-click adjustment (optional)
compresses order changeover; reduces reliance on skilled technical engineers for repeat patterns.
EN · MGR · PROC
Cenwan vs Bobst vs Taiwan / China Peers
The premium box & folding gluer machine end of the market is led by Bobst, Koenig & Bauer and Heidelberg – each of whom carries a brand premium and long lead times – and at the value range by a cluster of Chinese and Taiwanese builders. Most buyers find themselves doing a three-way comparison of a current-spec Cenwan 4/6 corner folding gluer machine, a used Bobst Mistral at opaque market prices and a competitive Jinnyeu or Rolam unit. Please find the tables below capturing public specifications from each of the above makers published in the product sheet so you can benchmark before requesting a quote!
Parameter
Cenwan CW-W-1250 PCW (New)
Jinnyeu JK-1000PCF (New)
Rolam GS-1100 (New)
Bobst Mistral 110 (Used · 2006)
Gluing speed (4/6 corner)
180 m/min servo
300 m/min
400 m/min (structural)
Varies — dealer-specific
Max box blank width
1,250 mm
1,000 mm
1,100 mm
1,100 mm
Flute support
E · F · C · B · AB
E · B-flute
A · B · E
E / B / Cardboard (published)
Power required
25 kW
25 kW
31.2 kW
Varies
Warranty (new machine)
12-month + lifetime maintenance
Manufacturer standard
Manufacturer standard
None (used, as-is)
Price transparency (listed online)
Published FOB range on quote
Quote only
Quote only
“Price upon request” across 6 major dealers
Spare parts commitment
Lifetime supply
Manufacturer-dependent
Manufacturer-dependent
Second-source only
Post-install engineer dispatch
$150/day + travel (transparent)
Not published
Not published
Dealer-arranged
Customer Results — Output Gains Across Food, Pharma, Cosmetic & E-Commerce Packaging MGR · EN
Installed in more than 40 countries across many substrate grades and production speeds, Cenwan folder gluer machines land in four packaging production categories. Packaging industry-accepted payback periods are 2-5 years on a new automatic folder gluer machine for conservative operations and 6-24 months on multi-shift, high-volume production plants, applying published industry ROI methodology through Impack and Industrial Packaging. Labor cost can run as high as 60% of total cost in manual packaging operations, and a single hour of unplanned downtime typically costs a mid-sized plant between $5,000 and $10,000 – two numbers that shape most purchasing decisions in this segment.
Cosmetic Packaging
Cosmetic compact cartons, single-shift plant
CW-W-1250 PCW, resulted from the replacement of 3 semi-automatic gluing machines, single click adjustment cut back makeready, on 4-corner cosmetic sleeve.
Typical labor reallocation: 2–3 operator FTE freed for secondary packing stations
Pharmaceutical
Pharma outer carton line, two-shift
CW-G – 650 coupled with current printing & die-cutting; lifetime spare parts commitment made life easier on vendor audits for GMP close suppliers.
Reject rate improvement on crash lock bottom: measurable vs prior single-pattern gluer
Food Packaging
Food carton producer, high-mix / low-volume
CW-W-1450 PCW can print on both E-flute cardboard boxes and B-flute corrugated cartons on the same machine, with modular feeder for quick blank interchange.
Changeover compression: minutes, not shifts between 4/6 corner and straight-line runs
E-Commerce Shipper
Bulk corrugated e-commerce line
CW-W-1650 PCW accounts for the broadest scope of corrugated packaging production which is supply by a full-automatic integrated line (print +die-cut + folder gluer + packing).
Integrated line throughput: single-channel or dual-channel configuration
Folder Gluer ROI Framework — Typical Packaging Plant
Borrow this industry-wide measure to defining your own payback window. This calculation is identical to that used in the Impack Packaging and Industrial Packaging articles.
Calculation Formula
Payback (months) = Machine Capex ÷ ((Labor savings/month) + (Productivity gain value/month) − (Operating + maintenance cost/month))
Ask for a scenario-specific calculation based on your number of shifts, blanking volumes and labor rate – we will send you a complete TCO sheet within 48 hours.
Get a Quote Based on Your VolumeOperating + Maint
€100–120 / hour
(industry average)
Labor Share
Up to 60%
of manual packaging cost
Downtime Cost
$5,000–$10,000 / hr
(mid-size plant)
Typical Payback
2–5 years (conservative)
6–24 months (high-volume)
Inside the 4/6 Corner Folder Gluer Production Center
Manufacturing Facility & Assembly Lines
Precision Components & Technology
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Certifications, Standards & Compliance PROC · EN
Each purchased Cenwan folder gluer machine for sale in a CE-marked market is engineered and certified to succeed under the specific EU Machinery Directive 2006/42/EC. Provision is made for the EC Declaration of Conformity to highlight the relevant harmonized standards, the machineto-technical file references, and signatory on behalf of Zhejiang Chengwang Intelligent Packaging Equipment Co., Ltd. – meaning your plant-level EHS audit can follow safety design all the way back to standards, not a generic sticker.
Procurement Guide — Price Range, Lead Time, Shipping & Installation PROC · MGR
Suppliers quoting 4/6 corner folder gluer pricing never compare just one letter (or two), they add up all the variables – configuration, flute, add-on modules, line integration, freight classification, how a project will be dispatched. Cenwan publishes the cost variables that go into our price quoting, not a single sticker.
Pricing Factors Framework
Width (1250 / 1450 / 1650mm) Flute range Servo or basic drive Add-on modules (GUN window, one-click, rear-end packing) integrated line channels (single / dual) FOB port.
Lead Time
Lead time for deployment (machine plus commissioning) depends on model – request a milestone schedule at the time of quotation; we publish the milestone schedule from PO through FOB Ningbo.
Payment & Incoterms
FOB Ningbo or CFR; L/C support with milestones for established dispatch. To provide simple and flexible contracting.
Shipping & Insurance
All equipment ships in reinforced export sailing containers. Cenwan will work with our forwarder of your preference, or other agents in our couriers net covering 40+ ports.
Installation & Training
Cenwan engineer onsite at US$150 per die transparent. Buyer bears expense for visa, round-trip airfare, the stay and food. Power, compressed air, work area..provided as per advance check list.
Warranty & After-Sales
12-month standard warranty from delivery date on electrical components and imported belts. Lifetime maintenance + lifetime spare parts supply outside the warranty term, charged at market price. Normal wear parts are not covered.
Also Producing Straight-Line Cartons?
For high-throughput straight-line and tuck-end box production in pharma, cosmetic, food and stationery plants, see our sibling servo platform — the Cenwan CW-W AC-S intelligent straight line folder gluer. Same shrink-fit bearing and hexagonal steel drive shaft engineering, with one-click changeover purpose-built for multi-SKU runs at 200 m/min.
All figures reflect our standard commercial terms; confirmation at quote. Private structural modifications without written consent from Cenwan will void warranty.
Essential Planning & Production Tools
Folder Gluer Compliance Checker
Pick your target market and application — we return the applicable CE / safety / environmental standards your folder gluer machine must meet to ship and operate in that region.
Calculate ROI →Folder Gluer Compliance Checker
Pick your target market and application — we return the applicable CE / safety / environmental standards your folder gluer machine must meet to ship and operate in that region.
Check Compliance →FAQ — What Buyers Ask Before a Purchase Order
What is a 4/6 corner folder gluer machine, and how is it different from a straight-line folder gluer?
A 4/6 corner folder gluer machine folds and glues cartons at four or six bonding points simultaneously, producing reinforced folding boxes used heavily in pharmaceutical, cosmetic and e-commerce packaging. A straight-line folder gluer only handles single-seam cartons. Our Cenwan CW-W PCW series handles straight-line, bottom-lock, 4-corner and 6-corner patterns on the same servo-driven machine — so one asset covers multiple box styles.
Which flute types (E / F / B / A / AB) and paper thicknesses can the machine process?
Our CW-W-1250 / 1450 / 1650 PCW handles E, F, C, B and AB flute – covering the full 3 to 5-layer corrugate range plus cardboard up to 800 g. Meanwhile the CW-G-650 is optimized for cardboard and E-flute narrow pharma and cosmetic cartons at higher line speeds.
What is the maximum gluing speed, and why does Cenwan publish 180 m/min rather than a higher structural figure?
180 m/min is the honest servo-limited gluing speed on 4/6-corner work. Structural machine speeds advertised by some peers (300-400 m/min) reflect the feeding section and straight-line capacity, not the actual 4/6 corner output — because the back folding device with its servo-driven corner arm is where the real speed ceiling sits on corner boxes. When a plant tries to push beyond that ceiling, reject rates on crash lock bottom cartons climb, glue misalignment appears on the fourth fold, and the trombone stacker can no longer keep pace. We publish the rate you will actually run in steady state so your commissioning numbers match the brochure, not the other way around.
How much does a Cenwan 4/6 corner folder gluer cost, and what is the FOB Ningbo price range?
Price depends on configuration. Request a quote with your box width, flute range and add-on modules — we return a detailed FOB Ningbo figure plus CIF alternative within 48 hours.
What is the delivery lead time, and what shipping & installation support does Cenwan provide?
Lead time depends on model and current production queue — request a lead-time estimate with your configuration. Shipping goes FOB Ningbo by default; we coordinate with your forwarder or ours. Installation is on-site by a Cenwan engineer at $150 USD/day, with the buyer covering visa and travel per our quotation terms.
How many operators are required to run the machine, and what training is included?
A single trained operator can run the CW-W PCW machine in steady-state production, supported by the wireless remote control and independent stacker carriers. For first-shift commissioning we send a Cenwan engineer to your workshop to train your operator and maintenance team on feed section adjustment, lower gluing tank cleaning, pre-fold calibration and the 4/6 corner backfolding device.
What warranty and after-sales service does Cenwan offer, including spare parts supply?
12-month free warranty from delivery on electrical components and imported brand belts, covering parts identified as quality defects at no charge (buyer bears return freight only). Outside the warranty window: lifetime maintenance + lifetime spare parts supply, plus lifetime technical support — spare parts charged at market price, with freight on the buyer. Wear items and operator-damage parts are not covered. Cenwan can also dispatch an engineer to your workshop for installation and training at $150 USD/day (buyer covers visa, airfare and lodging). Private structural modification without written consent from Cenwan automatically terminates the warranty.
Does the machine support pharmaceutical packaging requirements such as tamper-evident and serialization-compatible carton output?
Our CW-G / CW-W PCW machinery produces the folded-and-glued reinforced folding boxes that downstream serialization / tamper-evident equipment requires. For a pharma line, pair the folder gluer with your existing vision inspection, print-and-verify or coding modules – the 4/6 corner back folding is designed to preserve the bonded seam integrity needed for downstream tamper-evident workflows.
Ready to Price Your 4/6 Corner Folder Gluer Machine?
Send us your box width, flute range and shift plan – we give you a detailed pricing proposal plus TCO work sheet back within 48 hours.
Request Spec Quote
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