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Product Description
Plantation shutters have become the preferred window treatment across Australia, New Zealand, North America, and Southeast Asia — valued for their clean aesthetics, light control, thermal insulation, and privacy. The global shift from traditional timber shutters to engineered PVC shutter systems is accelerating, driven by PVC's superior moisture resistance, termite immunity, zero-maintenance durability, and lower total cost of ownership.
Today, over 70% of plantation shutters installed in Australian homes and a rapidly growing share in the US market are manufactured from rigid PVC profiles — L-frame stiles, F-frame rails, Z-frame center mullions, D-frame casing, and louver slats — all extruded on specialized profile extrusion lines.
Chenxing Machinery's YF120-YF600 PVC Shutter Louvers Plantation Window Extrusion Line is purpose-engineered for export-oriented shutter manufacturers. With a single production line and interchangeable die head + calibration tooling sets, you can produce every component required for a complete plantation shutter system — from 63mm narrow slats to 114mm wide blades, and all four structural frame profiles. Output ranges from 120 kg/h (YF120) to 400 kg/h (YF600), with formulation engineering that meets Australia AS 4257 and USA ASTM D4726 standards out of the box.
Based in Zhangjiagang, Jiangsu — China's plastics machinery hub — Chenxing has supplied extrusion lines to shutter fabricators in Melbourne, Brisbane, Sydney, Auckland, Los Angeles, Houston, and Miami. Every line is pre-configured with Siemens/ABB electrics, NSK bearings, bimetallic screw & barrel, SUS304 vacuum tanks, and PLC recipe-based control.
| Parameter | YF120 | YF180 | YF240 | YF300 | YF600 |
|---|---|---|---|---|---|
| Extruder Model | SJSZ45/90 | SJSZ51/105 | SJSZ65/132 | SJSZ65/132 | SJSZ80/156 |
| Screw Diameter (mm) | 45 / 90 | 51 / 105 | 65 / 132 | 65 / 132 | 80 / 156 |
| Main Motor Power (kW) | 15 | 18.5 | 37 | 37 | 55 |
| Max Profile Size (W×H, mm) | 120 × 50 | 180 × 50 | 240 × 100 | 300 × 120 | 550 × 120 |
| Output (kg/h) | 80 – 120 | 120 – 150 | 200 – 300 | 250 – 300 | 300 – 400 |
| Line Speed (m/min) | 0.3 – 2.0 | 0.4 – 2.5 | 0.5 – 3.0 | 0.5 – 3.5 | 0.6 – 4.0 |
| Vacuum Pump Power (kW) | 1 × 2.2 | 2 × 2.2 | 3 × 2.2 | 3 × 2.2 | 4 × 3.0 |
| Calibration Table Length (mm) | 3000 | 4000 | 5000 | 5000 | 6000 |
| Total Line Length (m) | 18 | 20 | 24 | 24 | 28 |
| Total Installed Power (kW) | 35 – 40 | 45 – 52 | 65 – 75 | 68 – 78 | 90 – 105 |
| Typical Labor | 2 operators | 2 operators | 2 – 3 operators | 2 – 3 operators | 3 operators |
Note: Output varies with profile cross-section and wall thickness. Thin slats (2–3 mm wall) run at the lower end; heavy frame profiles at the upper end. All models support recipe-based parameter storage for quick changeover between profile types.
| # | Equipment | Specification & Key Features |
|---|---|---|
| 1 | Conical Twin-Screw Extruder | SJSZ series. 38CrMoAlA nitrided screw (surface hardness HV ≥ 900), bimetallic barrel liner for HCl corrosion resistance. NSK or imported thrust bearings in distribution gearbox rated for continuous 25–35 MPa melt pressure. Siemens/ABB main motor with VFD. Multi-zone PID barrel heating (155–190 °C) with screw core oil circulation temperature control (±1 °C). Siemens PLC + HMI touchscreen with recipe-based parameter recall for different shutter profiles. |
| 2 | Profile Extrusion Die Head | Steel 45# body, hardened and polished. 40Cr internal flow channels with micro-polished surfaces (Ra ≤ 0.2 μm) for clean profile finish. Stannum bronze calibration bushings ground to ±0.02 mm. Custom-designed per customer's shutter system CAD drawings — L-frame, F-frame, Z-frame, D-frame, and louver slats in target widths. Tooling lead time: 30–40 days. |
| 3 | Vacuum Calibration & Forming Table | SUS304 stainless steel tank. Multi-zone independent vacuum regulation (–0.02 to –0.05 MPa per zone) with individual control valves. Stannum bronze sizing plates for precision profile dimensions. Closed-loop water cooling at 15–20 °C via chiller integration. Sizing plate land length ≥ 20 mm for thin-wall slat stability. |
| 4 | Belt Haul-off Machine | Pneumatic clamping with adjustable pressure. Frequency-conversion speed control synchronized with extruder screw RPM. Rubber/polyurethane grip belts — gentle on thin-walled slat profiles without surface marking. Pulling force adjustable to prevent slat deformation (< 0.5 MPa haul-off tension for thin-wall profiles). |
| 5 | Automatic Cut-off Saw | Encoder-based meter-counting with ±1 mm fixed-length accuracy. Pneumatic clamping during cut cycle. Circular saw or guillotine type per profile. Chip extraction port for clean operation. Programmable cut-length via HMI. |
| 6 | Stacker / Collection Rack | Pneumatic tilting mechanism. Adjustable length rails. Profiles stacked in orderly batches for QC inspection and packaging. |
| # | Equipment | Purpose |
|---|---|---|
| 7 | High-Speed Mixer (SRL-Z) | SRL-Z 200/500 or 300/600 hot/cold mixer unit for in-house PVC dry blend preparation. Hot mix at 110–120 °C → cold mix cool-down to 40 °C. Critical for配方 quality control in export markets. |
| 8 | Inline Embossing Unit | Hot embossing rollers for woodgrain texture application on shutter profile surfaces during extrusion. Eliminates need for post-extrusion texturing. |
| 9 | Lamination / Foil Wrapping Unit | Offline or inline decorative film application for premium wood-look finish. Supports PVC, PMMA, and woodgrain decorative films. |
| 10 | Crusher + Pulverizer | In-house recycling of off-spec profiles, startup trim, and cut-offs. Pulverizer produces 40–80 mesh PVC powder for reintroduction into dry blend at up to 10% regrind ratio. Reduces raw material waste to near zero. |
A single YF-series extrusion line produces all five plantation shutter component types: L-frame stiles (vertical members with slat holes), F-frame rails (top/bottom horizontal members), Z-frame center mullions (mid-rail dividers for tall panels), D-frame casing (outer trim frame), and louver slats (63 mm to 114 mm widths). Tooling changeover requires only die head and calibration set swap — typically completed in 2–4 hours. One line covers the full shutter system, eliminating the need for multiple dedicated machines.
Formulations are pre-optimized for Australian AS 4257 and USA ASTM D4726 standards. Key配方 differentiators versus domestic Chinese formulations:
| Additive | Export Formulation | Domestic Typical | Rationale |
|---|---|---|---|
| TiO₂ (Rutile) | 6 – 8 phr | 3 – 4 phr | UV opacity for intense sun (AU/NZ sun index); 15+ year color retention |
| HALS (UV Stabilizer) | 0.3 – 0.5 phr | Optional / none | Prevents polymer chain degradation under UV; required for QUV 1000h ΔE ≤ 5 |
| Ca/Zn Stabilizer | 3 – 5 phr | Pb-based common | Lead-free compliance for AU/NZ/EU/USA regulated markets |
| Impact Modifier (CPE/ACR) | 6 – 10 phr | 4 – 6 phr | Charpy impact ≥ 20 kJ/m² at 23 °C; sub-zero brittleness resistance |
| CaCO₃ Filler | 5 – 8 phr | 10 – 20 phr | Lower filler = higher mechanical properties; Vicat softening ≥ 75 °C |
Finished profiles achieve: heat reversion ≤ 2% (100 °C, 1 hour), initial yellowness index ≤ 2.5, and 1000-hour QUV accelerated weathering ΔE ≤ 5.
The 38CrMoAlA nitrided screw (nitriding depth 0.4–0.7 mm, surface hardness HV ≥ 900) paired with a bimetallic barrel liner provides exceptional resistance to corrosive HCl off-gassing — the primary failure mode in PVC extrusion. The distribution gearbox incorporates imported NSK thrust bearings rated for continuous back-pressure operation at 25–35 MPa melt pressure, delivering service life of 50,000+ hours under normal maintenance. Siemens PLC with HMI touchscreen stores extrusion recipes for each profile type: barrel zone temperatures, screw RPM, feeder rate, haul-off speed, and vacuum levels — recallable with a single tap.
Shutter quality depends on inter-component dimensional tolerance. Slats must rotate freely within frame stile holes without excessive play; panel assemblies must close without visible gaps. Chenxing die heads are machined from Steel 45# with 40Cr internal flow channels, micro-polished to Ra ≤ 0.2 μm surface finish. Stannum bronze calibration bushings are ground to ±0.02 mm dimensional accuracy. This ensures:
Slat pivot holes in stiles align within ±0.2 mm across the entire extrusion run
Slat width remains consistent so blades rotate smoothly without binding
Frame corners join tightly without filler or caulk
Louver slats (2–3 mm wall thickness) present the greatest extrusion challenge: the thin wall can collapse under excessive vacuum or warp with uneven cooling. The YF-series vacuum calibration table features:
Multi-zone independent vacuum regulation (–0.02 to –0.05 MPa per zone) — gentle negative pressure prevents slat collapse during sizing
15–20 °C closed-loop water cooling maintains uniform solidification rate
Sizing plate land length ≥ 20 mm provides sufficient contact time for dimensional stability
Individual zone control valves allow operators to fine-tune vacuum per profile geometry
Finished PVC shutter profiles deliver properties that outperform both wood and MDF alternatives:
| Property | PVC Shutter Profile | Wood / MDF Alternative |
|---|---|---|
| Fire rating | UL 94 V-0 (self-extinguishing) | Combustible |
| Moisture resistance | Zero swelling at 100% RH | Swells, warps, rots |
| Termite resistance | Immune | Susceptible |
| Thermal insulation | 3× better than wood | Baseline |
| UV stability | 15+ year color retention (TiO₂ + HALS) | Fades, requires repainting |
| Toxicity | Non-toxic, lead-free | Varies (paints, treatments) |
| Recyclability | 100% recyclable | Limited (coatings, adhesives) |
| Maintenance | Wipe clean; no painting, sealing, or staining | Requires periodic refinishing |
Profiles accept painting, inline embossing, and film lamination for woodgrain, matte, gloss, or custom color finishes without primer.
Extruded PVC shutter profiles can be worked using standard woodworking carbide-tipped tools without splitting, chipping, or cracking — a critical advantage over MDF and some composite materials. Supported operations include:
Sawing / Cutting: Miter saw for frame rail length cutting; slat trimming
Drilling / Punching: Slat pivot holes in stiles; mounting screw holes
Routing / Milling: Hinge mortises; tilt-rod channels
Stapling / Screwing: Edge distances as small as 5 mm without cracking
Hot Bending: Arched-top slats for radius-top shutters (slats heated to 90–100 °C)
Embossing / Engraving: Surface texture and decorative patterns
Chenxing can supply cutting jigs and drilling templates as part of the line package to accelerate your downstream assembly setup.
PVC resin (S-700 or S-1000 type) + CaCO₃ (5–8 phr) + Ca/Zn stabilizer (3–5 phr) + impact modifier CPE or ACR (6–10 phr) + TiO₂ rutile (6–8 phr) + HALS UV stabilizer (0.3–0.5 phr) + acrylic processing aid + internal/external lubricants are compounded in a high-speed mixer. Hot mix reaches 110–120 °C, then transfers to a cold mixer and cools to 40 °C to prevent thermal degradation during storage. The resulting dry blend is free-flowing powder with consistent bulk density.
Dry blend is gravity-fed via hopper into the SJSZ conical twin-screw extruder. Counter-rotating intermeshing screws convey, compress, and plasticize the material through multi-zone barrel heating (155–190 °C). Screw core oil circulation maintains precise temperature control (±1 °C). Melt pressure at the screw tip: 25–35 MPa.
Homogenized melt enters the profile die head, where 40Cr flow channels distribute material evenly to form the target cross-section — L-frame, F-frame, Z-frame, D-frame, or louver slat. The melt exits the die lip as a near-net-shape hot profile with smooth surfaces at ~180–190 °C.
The hot profile immediately passes through a short dry calibration section where surface skimming plates set the initial outer dimensions and remove surface irregularities before the profile enters the water bath.
The profile enters the SUS304 multi-zone vacuum water tank. Stannum bronze sizing plates calibrate the profile to final dimensions while cooling water (15–20 °C) solidifies the PVC. Multi-zone vacuum (–0.02 to –0.05 MPa) holds the profile against sizing plates without collapsing thin walls. Residence time in the calibration tank is determined by profile wall thickness and line speed.
The belt haul-off pulls the cooled, dimensionally stable profile at a speed synchronized with extruder output via frequency-conversion drive. The automatic cut-off saw — triggered by encoder meter-counting — slices profiles to the preset length with ±1 mm accuracy. Pneumatic clamping secures the profile during the cut cycle. Chip extraction keeps the cutting station clean.
Cut profiles are collected on the pneumatic stacking rack. QC inspection verifies:
Cross-section dimensions: ±0.2 mm
Surface finish: no flow lines, die lines, or burn marks
Color consistency: ΔE ≤ 1.0 vs. master standard
Impact resistance: per AS 4257 / ASTM D4726
Heat reversion: ≤ 2% at 100 °C for 1 hour
Approved profiles are bundled, wrapped, and palletized for shipment.
A complete plantation shutter system requires 4–5 die head + calibration sets: one each for L-frame stiles, F-frame rails, Z-frame mullions, D-frame casing, and louver slats (63–114 mm widths). A single YF-series extruder runs all sets with tooling changeover in 2–4 hours. Slat widths are adjustable within each die set via interchangeable lip inserts; frame profiles are fixed-dimension per die. Inter-component dimensional tolerance of ±0.2 mm ensures slats rotate freely in stile pivot holes without binding — this is verified during factory acceptance testing (FAT) at our Zhangjiagang facility before shipment. Tooling lead time is 30–40 days from receipt of your shutter system CAD drawings.
Export-grade shutter formulations differ significantly from domestic Chinese PVC profiles. Key adjustments: TiO₂ increased from 3–4 phr to 6–8 phr for UV opacity under intense Australian/New Zealand sunlight; HALS UV stabilizer added at 0.3–0.5 phr to prevent polymer chain degradation (required for QUV 1000h ΔE ≤ 5); Ca/Zn or organotin stabilizer replaces lead-based stabilizers for regulatory compliance. Impact modifier (CPE or ACR) at 6–10 phr achieves Charpy impact ≥ 20 kJ/m² at 23 °C. Total filler (CaCO₃) is limited to 5–8 phr to maintain Vicat softening temperature ≥ 75 °C and heat reversion ≤ 2% (100 °C, 1 hour). The initial yellowness index must be ≤ 2.5. Chenxing provides a complete starter with the line and can arrange third-party lab testing against AS 4257 during commissioning.
Thin-wall slat extrusion requires several process adjustments versus standard profiles. Melt temperature is reduced to 170–180 °C (vs. 180–190 °C for frames) to increase melt strength and reduce sag. Haul-off tension is limited to ≤ 0.5 MPa to prevent stretching. Vacuum calibration uses gentle negative pressure (–0.02 to –0.03 MPa) — just enough to hold the profile against sizing plates without collapsing the walls. Cooling water is maintained at 15–18 °C for uniform, rapid solidification. Sizing plate land length is extended to ≥ 20 mm to provide sufficient contact time for dimensional set. Die lip gaps are independently adjustable to compensate for differential flow across the slat width. During commissioning, our engineers run a 2-hour stability trial: slats are measured at 15-minute intervals; width drift must remain within ±0.1 mm and thickness within ±0.05 mm before the line is signed off.
Output depends on profile complexity and wall thickness. The YF120 (SJSZ45/90) delivers 80–100 kg/h for thin louver slats; the YF240/YF300 (SJSZ65/132) produces 200–300 kg/h covering slats and medium frame profiles; the YF600 (SJSZ80/156) achieves 300–400 kg/h for heavy frame profiles and high-volume slat production. Specific energy consumption ranges from 0.30 to 0.38 kWh per kilogram of finished profile, depending on profile cross-section and wall thickness. A typical SJSZ65/132 configuration (YF240/YF300) has approximately 65–75 kW total installed power including extruder, vacuum pumps, haul-off, cutter, and auxiliaries. For a 24-hour continuous operation producing mixed slats and frames at 250 kg/h average, daily output is approximately 6,000 kg with electricity consumption of roughly 2,100–2,300 kWh.
Post-extrusion processing follows standard woodworking workflows but with carbide-tipped tooling. Steps include: cut to length on a miter saw (frame rails cut at 45° for corner joints), drill or punch slat pivot holes in stiles (hole spacing matches slat width and overlap), rout hinge mortises and tilt-rod channels, and optionally paint or laminate for decorative finish. All operations use standard woodworking carbide-tipped tools — PVC does not require specialized tooling. Chenxing can supply cutting jigs and drilling templates as part of the line package to speed up assembly setup. Typical labor: 2 operators for extrusion (one tending the line, one on QC/packaging) plus 3–4 for assembly and finishing. Full assembly automation (CNC drilling/routing centers) can be quoted separately.
Proven Export Track Record. Chenxing extrusion lines are operating in shutter fabrication plants across Australia (Melbourne, Brisbane, Sydney), New Zealand (Auckland), and the United States (Los Angeles, Houston, Miami). We understand export-market requirements — from compliance documentation to container-loading optimization.
Pre-Delivery Factory Acceptance Testing. Every line undergoes FAT at our Zhangjiagang facility using your actual shutter profile drawings. You witness your profiles being extruded before the line ships. Dimensional reports, output measurement, and surface finish inspection are documented and included in the delivery package.
On-Site Commissioning & Training. A Chenxing engineer travels to your facility for installation, commissioning, and operator training — typically 7–10 days. Training covers mixing, extruder operation, tooling changeover, troubleshooting, and QC procedures. Remote support is available via video call thereafter.
Complete Supply Chain. We supply everything you need to start production: extrusion line, tooling (die heads + calibration sets), starter PVC formulation, spares kit (heaters, thermocouples, seals, belts, bearings), and assembly tooling (cutting jigs, drilling templates). One purchase order, one shipment, one commissioning.
After-Sales Commitment. 12-month warranty on mechanical and electrical components. Spare parts shipped within 48 hours via DHL/FedEx. Lifetime technical support by phone, email, and video call.
Step 1 — Share Your Requirements
Send your shutter system drawings (L-frame, F-frame, Z-frame, D-frame, slat dimensions) and target output (kg/h) to ceo@cxsljx.com.
Step 2 — Receive Custom Proposal
We return a tailored quotation within 2 working days: extruder model recommendation, die head count and specifications, line layout drawing, delivery timeline, and FOB Shanghai price.
Step 3 — Factory Acceptance Test
Visit our Zhangjiagang facility or commission a remote FAT. See your actual shutter profiles extruded on your configured line before shipment.
Step 4 — Production Start
Our engineer commissions the line at your facility. You're in full production within 10 days of arrival.
