Single-screw extruder | 300-600 kg/h | 0.5-8.0 mm | Width 600-1600mm | 42CrMo mirror-polish rollers | ±0.5°C control
Complete production demonstration during SAT. Watch the full process from raw material feeding through extruder, melt pump, screen changer, T-die, three-roll calendar, cooling bracket, haul-off, and cutter — the complete GPPS transparent polystyrene plate production sequence.
The GPPS Plate Extrusion Line is part of JWELL’s complete extrusion portfolio. Customers evaluating this GPPS Plate Extrusion Line also frequently request our PS HIPS GPPS Sheet Extrusion Line | Jwell Machinery and PETG Plate Extrusion Line | Jwell Machinery, which share the same proven screw, die and control platforms. For layout drawings, pricing and lead times, contact JWELL Machinery directly.
| # | Item | Key Point |
| 1 | 🌀 **88%+ Optical Clarity** | GPPS crystal polystyrene with light transmission exceeding 88%, glass-like transparency |
| 2 | ⚡ **0.5-8mm Thickness Range** | from thin stationery sheets to thick display panels |
| 3 | 🎯 **42CrMo Mirror-Polish Rollers** | Ra≤0.016μm, HRC58-62, chrome 0.08mm, coaxiality ≤0.005mm |
| 4 | 🔄 **±0.5°C Roller Temperature Accuracy** | individual closed-loop temp control across full face |
| 5 | 🔧 **GPPS/HIPS Dual-Material** | processes both crystal PS and high-impact PS with PLC recipe change |
| 6 | ✅ **3 Screw Diameter Options** | 120/130/150mm for 300-600 kg/h output scalability |
| 7 | ♻️ **Premium Melt Pump Options** | Jwell self-developed / Maag Switzerland / Nordson USA |
| 8 | 🌍 **29 Years, 25000+ Machines** | Jwell’s extrusion expertise since 1997, CE & ISO-9001 certified |
The Jwell GPPS plate extrusion line is built around a precision single-screw extruder available in 120 mm, 130 mm, and 150 mm screw diameter configurations, each engineered for the thermal and rheological demands of GPPS (General Purpose Polystyrene) processing. GPPS is an amorphous polymer with a processing temperature window of 180-220°C — narrower than many commodity thermoplastics and requiring precise temperature control to achieve the optical clarity that is GPPS’s primary value proposition. Excessive melt temperature above 230°C causes thermal degradation that appears as yellowing and micro-bubbles in the transparent plate, while insufficient melt temperature produces unmelted pellet fragments that create visible “fish eyes” in the finished product.
Jwell addresses this through a large-diameter, low-speed screw design philosophy. A 120-150 mm diameter screw running at reduced RPM delivers the same throughput as a smaller-diameter screw at high speed, but with significantly lower shear rates. This reduces melt temperature, minimizes thermal degradation, and improves plasticizing efficiency — the degree to which the polymer pellets are fully melted and homogenized before reaching the die. The result is melt with uniform temperature distribution and viscosity, which translates directly to plate with consistent optical properties across the full width and length.
The screw is manufactured from 38CrMoAlA nitrided steel with a nitrided layer depth of 0.5-0.7 mm, achieving surface hardness of HV>=740 on the screw flights and HV>=940 on the barrel interior. This nitriding treatment creates a hard, wear-resistant layer that does not chip or flake like chrome plating — a critical durability advantage for continuous GPPS production where any surface degradation creates melt stagnation zones that produce discolored streaks in transparent plate. Under standard GPPS processing conditions, the screw and barrel provide 5-7 years of service life.
The three screw diameter options provide output scalability: the 120 mm configuration typically delivers 300-450 kg/h, the 130 mm 400-550 kg/h, and the 150 mm 500-600 kg/h — allowing converters to match line capacity to their market demand and upgrade path.
配图建议: 单螺杆挤出机主机近景，标注螺杆直径和喂料系统
The three-roll calendar is the primary determinant of GPPS plate surface quality, thickness uniformity, and optical clarity. Each roller is manufactured from 42CrMo forged steel, a chromium-molybdenum alloy steel that provides high hardenability, excellent toughness, and dimensional stability under the thermal cycling inherent in polystyrene processing.
Key roller specifications:
For GPPS transparent plate, the roller surface finish directly determines the plate’s surface quality. GPPS reproduces the roller surface with high fidelity — any imperfection on the roll surface transfers directly to the plate. Jwell’s Ra≤0.016 μm mirror finish produces GPPS plate with a glossy, glass-like surface that maximizes light transmission for lighting diffuser and display applications.
The coaxiality specification of ≤0.005 mm is critical for thickness uniformity. For thin GPPS plate (0.5-1.0 mm) used in stationery and packaging, even a 0.01 mm roll runout creates a 1-2% thickness variation visible as optical distortion in transparent plate. Jwell’s precision machining holds coaxiality to half the tolerance budget, providing margin for thermal expansion and bearing wear.
Roller temperature is controlled to ±0.5-1°C across the full face width by individual closed-loop pressurized water circuits for each roll. For GPPS, roll temperatures are typically maintained at 60-90°C — high enough to prevent the plate from “freezing” on contact before the roll gap is reached, but low enough to solidify the surface for gloss development. This temperature precision eliminates the gloss variation bands that appear as visible stripes on transparent GPPS plate when roll temperature is non-uniform.
配图建议: 三辊压光机近景，展示镜面辊筒表面
GPPS transparent plate quality demands defect-free surfaces — gels, die lines, bubble lines, and thickness bands are all immediately visible in crystal-clear polystyrene plate. Jwell’s systems-level approach to defect elimination includes a PID-controlled gear pump (melt pump) between the extruder and the die.
The melt pump absorbs the extruder’s natural pressure pulsations (±5-8 bar amplitude at the extruder head) and delivers melt to the die entry at pressure stabilized within ±1 bar. This pressure stability directly eliminates the die lines and thickness bands that pulsating melt pressure creates across the web width. The pump’s positive displacement also decouples extruder output from downstream pressure variations caused by filter screen changes or viscosity shifts, maintaining consistent plate quality throughout production campaigns.
Three melt pump options are available: Jwell self-manufactured (cost-optimized, fully supported by Jwell’s service network), Maag (Switzerland) for premium European precision, or Nordson (USA) for global serviceability. The gear pump is sized to match the line’s output range (300-600 kg/h) with minimal pressure drop, and its temperature-controlled housing prevents GPPS melt from cooling below its optimal processing viscosity in the pump chamber.
配图建议: 熔体泵安装位置示意或近景
Transparent GPPS plate requires melt filtration to remove contaminants — unmelted pellet fragments, crosslinked gel particles, and foreign material — that would appear as visible specks in the crystal-clear plate. Jwell’s hydraulic screen changer provides this filtration with continuous operation capability.
Available in single-column or double-column configurations, with single-panel or double-panel designs featuring double working positions. The double-position design allows screen pack change without stopping production — while one screen is in the melt stream, the second is in standby position, and the hydraulic ram swaps them in under 2 seconds. This is critical for GPPS processing where line stoppage for screen change creates 15-30 kg of scrap from thermal transients and can cause die lines in the restarted plate.
The screen mesh is selected based on the application: finer mesh (80-120 mesh) for lighting and optical applications where even microscopic specks are visible through the transparent plate; coarser mesh (40-60 mesh) for packaging and stationery applications where minor contaminants are acceptable.
配图建议: 液压换网器近景
| Parameter | Specification |
| Extruder Type | Single-screw, large-diameter low-speed design |
| Screw Diameter Options | 120 mm / 130 mm / 150 mm |
| Screw Material | 38CrMoAlA nitrided steel |
| Nitrided Layer Depth | 0.5-0.7 mm |
| Screw Surface Hardness | HV >=740 |
| Barrel Surface Hardness | HV >=940 |
| Feeder Type | Volumetric feeder |
| Design Philosophy | Large diameter, low speed, high plasticizing efficiency |
| Parameter | Specification |
| Melt Pump Brand Options | Jwell (self-developed) / Maag (Switzerland) / Nordson (USA) |
| Screen Changer Type | Hydraulic, continuous operation |
| Screen Changer Configuration | Single-column or double-column |
| Screen Panel Options | Single-panel or double-panel, double working position |
| Screen Change Time | <2 seconds (double-position design) |
| Parameter | Specification |
| Die Type | Coat-hanger manifold, flexible-lip |
| Die Material | High-quality mold steel |
| Flow Channel Chrome Plating | 0.03-0.05 mm |
| Die Cavity Surface Roughness | Ra 0.1 μm |
| Die Lip Surface Roughness | Ra 0.05 μm |
| Parameter | Specification |
| Configuration | Three-roll vertical calendar |
| Roll Material | 42CrMo forged steel |
| Coaxiality | ≤0.005 mm |
| Surface Roughness | Ra ≤0.016 μm (mirror polish) |
| Surface Hardness | HRC 58-62 |
| Chrome Plating | 0.08 mm |
| Temperature Deviation | ±0.5-1°C across full face width |
| Parameter | Specification |
| Materials | GPPS (General Purpose Polystyrene), HIPS (High Impact Polystyrene) |
| Output Capacity | 300-600 kg/h (configuration & material dependent) |
| Plate Thickness Range | 0.5-8.0 mm |
| Plate Width | 600-1,600 mm |
| Thickness Tolerance | ±1.5% (with optional thickness gauge) |
| Light Transmission | ≥88% at 1mm (GPPS) |
| Downstream Equipment | Cooling bracket → Haul-off → Cutter → Conveyor |
| Control System | Centralized electrical cabinet, Siemens S7-1500 PLC |
| Certifications | CE, ISO 9001 |
| Parameter | Specification |
| Total Installed Power | 200-380 kW (configuration dependent) |
| Control System | Siemens S7-1500 PLC + 15″ HMI |
| Recipe Storage | Configurable slots, time-stamped parameter logging |
| Process Parameters Logged | 50+ at 10-second intervals |
| Parameter | Specification |
| Certifications | CE, ISO 9001 |
| Available as | Complete line turnkey solution |
| After-Sales | Global engineer certification system, 48-hour spare parts dispatch |
| Property | GPPS (Crystal PS) / HIPS (High Impact PS) / PMMA (Acrylic) |
| Transparency | Transparent (≥88%) ✅ / Opaque ❌ / Transparent (≥92%) ✅ |
| Impact Strength (Izod, J/m) | 15-20 (brittle) ❌ / 80-150 (tough) ✅ / 15-20 (brittle) |
| Material Cost (relative) | 0.6-0.7× (lowest) ✅ / 0.7-0.8× / 1.0× (baseline) |
| Light Transmission | ≥88% / N/A (opaque) / ≥92% ✅ |
| Surface Hardness | Moderate / Moderate / High (Rockwell M95) ✅ |
| Thermoforming | Good (100-130°C) / Excellent (110-140°C) ✅ / Good (140-160°C) |
| UV Resistance | Poor (yellows) ❌ / Poor (yellows) ❌ / Excellent ✅ |
| Chemical Resistance | Poor (solvents) / Poor (solvents) / Good |
| Engraveability | Excellent ✅ / Good / Good |
| Key Advantage | Lowest cost + transparency / Impact resistance + low cost / Highest clarity + UV resistance |
| 维度 | GPPS Plate 线定位 / 说明 |
| Cost Leadership | Lowest-cost transparent plate material / 60-70% of PMMA cost, serving price-sensitive markets |
| Material Versatility | GPPS + HIPS dual-material / Transparent GPPS + opaque HIPS from one line |
| Application Breadth | Lighting + display + stationery + packaging + signage / 5 major application sectors |
| Output Scalability | 300-600 kg/h, 3 screw options / 120/130/150mm screw for demand-matched capacity |
| Optical Quality | ≥88% transmission, Ra≤0.016μm / Crystal-clear plate at commodity pricing |
| Fabrication Ease | Cut, drill, engrave, thermoform, solvent bond / Standard fabrication tools, no specialized equipment |
| 卡片 | 产品名称 / 链接 / 关系 |
| 1 | PS/HIPS/GPPS Sheet Extrusion Line / /sheet-extrusion/ps-hips-gpps-sheet-extrusion-line/ / 同材料薄片产线，互补厚度范围 |
| 2 | PMMA Plate Extrusion Line / /sheet-extrusion/pmma-plate-extrusion-line/ / 同类透明厚板，高端替代材料 |
| 3 | PETG Plate Extrusion Line / /sheet-extrusion/petg-plate-extrusion-line/ / 同类透明厚板，耐冲替代材料 |
| # | 字段 / 类型 / 必填 / 说明 |
| 1 | Name / text / ✅ / placeholder: “Your full name” |
| 2 | Email / email / ✅ / placeholder: “your@company.com” |
| 3 | Country / select / ✅ / 200+国家 |
| 4 | Phone / tel / — / 含国际区号 |
| 5 | Company / text / — / placeholder: “Your company name” |
| 6 | Target Material / select / ✅ / GPPS / HIPS / GPPS+HIPS / Not sure |
| 7 | Application / select / ✅ / Lighting Diffusers / Display & Stage Props / Stationery & Packaging / Signage / Multiple / Other |
| 8 | Required Output (kg/h) / select / ✅ / <300 / 300-450 / 450-600 / >600 / Not sure |
| 9 | Plate Thickness (mm) / select / — / 0.5-2 / 2-4 / 4-6 / 6-8 / Not sure |
| 10 | Required Plate Width (mm) / select / — / <600 / 600-1000 / 1000-1600 / >1600 / Not sure |
| 11 | Screw Diameter Preference / select / — / 120mm / 130mm / 150mm / Not sure / Recommend for me |
| 12 | Melt Pump Preference / select / — / Jwell / Maag (Switzerland) / Nordson (USA) / Not sure / Recommend for me |
| 13 | Message / textarea / — / placeholder: “Tell us about your production requirements, target markets, and any special material grades…” |
| — | CAPTCHA / — / ✅ / reCAPTCHA v3 |
| — | Submit / submit / — / “Request Quote & Configuration” |
| # | 检查项 / 状态 |
| 1 | 唯一 H1，含完整产品名 + 核心关键词 / ✅ |
| 2 | H2 技术关键词覆盖: GPPS, crystal polystyrene, transparent plate, single-screw, melt pump, 42CrMo roller / ✅ |
| 3 | 规格表为 HTML <table> 文本 / ✅ |
| 4 | 所有图片有描述性 alt 属性 / ✅ |
| 5 | 面包屑用 Schema BreadcrumbList / ✅ |
| 6 | FAQ 用 Schema FAQPage (6个Q&A) / ✅ |
| 7 | 产品信息用 Schema Product + 详细 Organization / ✅ |
| 8 | 视频用 Schema VideoObject + 本站托管 / ✅ |
| 9 | Material Comparison 区块覆盖 GPPS/HIPS/PMMA 对比关键词 / ✅ |
| 10 | Canonical 自引用 / ✅ |
| 11 | Title tag 50-60 chars / ✅ |
| 12 | Meta description 含性能数据 + 关键词 / ✅ |
| 13 | Open Graph 完整 / ✅ |
| 信号 | 体现方式 |
| Experience | 25000+ 产线交付、29年行业经验、120+国家安装 |
| Expertise | 38CrMoAlA氮化螺杆自研、42CrMo镜面辊筒Ra≤0.016μm全自产、GPPS/HIPS双材料平台、1000+专利 |
| Authoritativeness | 8大生产基地、3500员工、$700M年营收、ISO/CE认证 |
| Trustworthiness | CE + ISO 9001认证、全球工程师认证体系、48小时备件发货、FAT出厂检测 |
| 检查项 | 目标值 |
| LCP | < 2.5s |
| CLS | < 0.1 |
| INP | < 200ms |
| Mobile-friendly | ✅ |
| 图片格式 | WebP (待补充) |
| 文件夹 | 文件 / 用途 / 状态 |
| 主图/ | — / — / ❌ 空文件夹，需补充主图 |
| 详情图/ | — / — / ❌ 空文件夹，需补充应用场景图 |
| 文件 | 用途 / 状态 |
| 视频/GPPS Plate Extrusion Line SAT.mp4 | [D] SAT 视频 / ✅ |
| 用途 | 建议 / 优先级 |
| Hero 主图 ×2 | GPPS整线全景 + 主机特写 / 高 |
| 应用场景图 ×4 | 照明扩散板 / 展示道具 / 文具包装 / 标牌雕刻 / 高 |
| F1 单螺杆主机配图 | 挤出机主机 + 螺杆特写 / 高 |
| F2 三辊压光配图 | 压光辊近景 / 高 |
| F3 熔体泵配图 | 熔体泵安装位置 / 中 |
| F4 换网器配图 | 液压换网器近景 / 中 |
| F5 T-die配图 | T-die 近景 / 中 |
| F6 全球组件配图 | 电控柜 + 品牌 logo 组合 / 低 |
| SAT 视频封面图 | GPPS plate SAT 视频 poster 图 / 高 |
| 相关产品卡片图 | PS Sheet/PMMA Plate/PETG Plate 缩略图 / 中 |
| 目标页面 | 位置 / 锚文本 |
| PS/HIPS/GPPS Sheet Line | [L] Related Products / “PS/HIPS/GPPS Sheet Extrusion Line” |
| PMMA Plate Line | [L] Related Products / “PMMA Plate Extrusion Line” |
| PETG Plate Line | [L] Related Products / “PETG Plate Extrusion Line” |
| Sheet Extrusion Pillar Page | [A] Breadcrumb / “Sheet Extrusion” |
| 来源页面 | 链接上下文 |
| Sheet Extrusion Pillar Page | 片材挤出分类页 |
| Lighting Materials Overview | 照明材料概览页 |
| GPPS vs HIPS vs PMMA Comparison Guide | 透明塑料对比选择页 |
| PS/HIPS/GPPS Sheet Extrusion Line | 厚板/薄片产线对比 |
| 维度 | ABS 线 / GPPS Plate 线 |
| Hero 卖点重点 | 市场份额 + 客户规模（90%份额 + 300线 + 海尔） / 材料特性 + 成本优势（88%透明 + GPPS/HIPS双材料 + 3螺杆选项） |
| 标签页数 | 5 个 (+Case Studies) / 4 个（无Case Studies） |
| 功能区块 | 8 个（冰箱高产能 + 自动化堆垛 + 共挤） / 6 个（挤出 + 辊筒 + 熔体泵 + 换网 + T-die + 全球组件） |
| 视频数 | 2 个 (FAT + 案例) / 1 个 (SAT only) |
| 独特区块 | Case Studies [I] + Market Position (客户数据) / Material Comparison [I] (GPPS vs HIPS vs PMMA) |
| FAQ 重点 | 冰箱线产能 + ABS干燥 + 全球服务 / GPPS vs HIPS差异 + 厚度宽度 + GPPS脆性处理 + PMMA兼容性 |
| 表单字段 | 11 个 (Application + Timeline) / 13 个 (+Plate Width + Screw/Melt Pump Preference) |
| E-E-A-T 重心 | 市场地位 + 规模验证 / 材料专业性 + 成本定位 |
| 特色数据 | 300+冰箱线 + 90%份额 + 海尔20年 / 88%透明 + 0.5-8mm + 3螺杆选项 + GPPS/HIPS双材料 |
| 应用首位 | Refrigeration (冰箱板) / Lighting Diffuser Panels (照明扩散板) |
| 产能定位 | 300-3000 kg/h (volume-driven) / 300-600 kg/h (cost-efficient) |
| 厚度范围 | 0.5-6.0 mm / 0.5-8.0 mm |
GPPS transparent plate at 1-3 mm thickness is the industry-standard material for lighting diffuser panels — the transparent or frosted covers on LED lighting fixtures, ceiling light panels, and fluorescent tube diffusers that distribute light evenly while protecting the light source. GPPS’s light transmission above 88% maximizes light output efficiency, while its rigidity provides the structural support needed for ceiling-mounted panels spanning 600-1200 mm.
For frosted diffuser applications, the Jwell line can produce GPPS plate with a matte surface by using rollers with a fine matte finish (Ra 0.3-0.8 μm) instead of the standard mirror polish. This eliminates the need for secondary surface treatment to achieve light diffusion, reducing production cost and ensuring uniform diffusion characteristics across the full plate surface.
The line’s precision roller system (coaxiality ≤0.005 mm, ±0.5°C temperature control) produces GPPS plate with the consistent thickness and surface quality that lighting fixture manufacturers require — thickness variation causes uneven light distribution visible as bright and dark zones in the illuminated panel.
GPPS transparent plate at 2-6 mm thickness serves exhibition display manufacturers, stage design companies, and retail visual merchandising firms who need crystal-clear panels for display cases, product risers, transparent shelving, and stage scenery elements. GPPS’s glass-like clarity at lower cost than acrylic or glass makes it the preferred material for short-term display applications where premium optical quality is desired but long-term durability is not required.
The material’s rigidity and dimensional stability ensure that display panels maintain their flatness under their own weight — critical for tall display structures and hanging panels. GPPS can be cut, drilled, and solvent-bonded with standard fabrication tools, enabling rapid assembly of custom display structures without specialized equipment.
For colored display applications — tinted panels, colored shelving, branded display elements — the volumetric feeder accommodates color masterbatch dosing with PLC-stored recipes for rapid color changeover between projects.
GPPS (General Purpose Polystyrene) is a transparent, rigid, and brittle polystyrene grade — also known as crystal polystyrene. Unlike HIPS (High Impact Polystyrene), which contains rubber modifiers that make it opaque and impact-resistant, GPPS is naturally transparent with light transmission above 88% but lacks impact toughness (Izod notched impact typically 15-20 J/m). GPPS is chosen when optical clarity and rigidity are more important than impact resistance. The Jwell GPPS plate line can also process HIPS with a PLC recipe change, giving converters the flexibility to serve both transparent and opaque impact-resistant markets from a single line.
The line produces GPPS plate from 0.5 to 8.0 mm thickness with plate width from 600 to 1,600 mm. Output capacity ranges from 300 to 600 kg/h depending on screw diameter (120/130/150 mm options), material grade, plate thickness, and width. Thickness tolerance is ±1.5% with the optional online thickness gauge. The 120 mm screw typically delivers 300-450 kg/h, the 130 mm 400-550 kg/h, and the 150 mm 500-600 kg/h at full capacity.
GPPS transparent plate serves five primary application categories: (1) Lighting diffuser panels — transparent or frosted plates for LED lighting fixtures, ceiling light covers, and fluorescent tube diffusers; (2) Display and stage props — transparent sheets for exhibition displays, stage scenery, and retail visual merchandising; (3) Stationery sheets — clear folders, document covers, binder inserts, and packaging blister sheets; (4) Packaging inserts — transparent thermoformed inserts for product display packaging; (5) Signage — clear backing panels for illuminated signs and engraved nameplates.
GPPS is inherently brittle, which creates specific handling challenges during extrusion. The Jwell line addresses this through: controlled cooling rates on the three-roll calendar and cooling bracket to prevent thermal stress; synchronized haul-off tension that avoids stretching the brittle plate beyond its elastic limit; and a cutter designed for clean fracture of PS plate rather than sawing, which generates chips and micro-cracks. The line’s PLC stores material-specific recipes with optimized screw speed, roll temperature, and line speed parameters for GPPS grades of different molecular weights and melt flow indices.
The line’s single-screw architecture can process PMMA with a PLC recipe change, as both GPPS and PMMA are amorphous polymers with overlapping processing temperature ranges. However, the screw geometry is optimized for GPPS’s lower melt viscosity. For converters primarily producing PMMA plate, Jwell recommends the dedicated PMMA Plate Extrusion Line with a screw geometry optimized for PMMA’s higher melt viscosity. For converters serving both GPPS and HIPS markets — the most common dual-material scenario — the GPPS plate line is an ideal platform.
Extruder Type: Conical twin-screw, vented; Screw Material: 38CrMoAlA, nitrided, bimetallic optional; Screw Structure: Conical twin, designed for PVC + wood flour + CaCO₃ + foaming agent; L/D Ratio: Optimized for controlled foaming zone
Screw Diameter: Φ 80 mm / Φ 92 mm / Φ 110 mm / Φ 180 mm; Output (24h, SPC): 6-8 T / 12-18 T / 25-32 T / 70-100 T; Line Speed at 4 mm: 0.4-0.6 m/min / 0.8-1.3 m/min / 1.8-2.4 m/min / 5-9 m/min; Screw Material: 38CrMoAlA, nitrided, bimetallic optional / ← Same / ← Same / ← Same
Applicable Material: EVA copolymer (VA content 14-28%), EVA + LDPE blends, EVA + carbon black; Sheet Width: 2,000 – 4,000 mm; Sheet Thickness: 1.0 – 3.0 mm; Production Capacity: 300 – 600 kg/h
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Jwell has manufactured PET sheet extrusion equipment since 2005, accumulating field data from over 400 installed PET lines worldwide. Each new machine generation incorporates refinements validated across hundreds of real production environments — not just lab prototypes.
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Our Changzhou facility operates a full production-scale PET line for customer trials. Bring your raw materials and target specifications — we run your recipe before you commit. The line delivered to your factory is a proven configuration, eliminating startup risk.
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Factory-trained Jwell engineers based in Brazil, Spain, Mexico, and Shanghai travel to customer sites for installation and operator training. Remote diagnostic support via WeChat/WhatsApp responds within 2 hours. Critical spares ship from Shanghai within 48 hours.
Jwell Machinery Co., Ltd sets up in 1997 , we are large manufacturer of plastic extrusion machinery in China, our headoffice was located in Shanghai.
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