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High-Precision XK-1615 Digital Sponge Cutting Machine for Foam and Packaging Inserts
Brand
XINGKAI
Manufacturer
Jinan Xingkai Machinery Equipment Co., Ltd.
Working Area
1600mm × 2500mm
Rating
★★★★★ 4.6 / 5 (7 reviews)
Service
Meets CE quality and safety standards; two-year limited warranty on the entire machine.
Delivery Time
We have stock available; standard delivery time is 3–7 days. Custom orders are made according to actual needs.
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Xingkai sponge oscillating knife cutting machines are industrial CNC cutting systems specially designed for the automated cutting of soft, flexible, and compressible sponge materials.
They deliver high-precision cutting for PU sponge, memory sponge, sofa sponge, mattress sponge, packaging sponge, filter sponge, acoustic sponge, cleaning sponge, high-density sponge, flame-retardant sponge, rubber sponge, and laminated or composite sponge materials. Depending on production requirements, the machines can also process flexible materials such as rubber foam, felt, soft PVC, silicone, and cushioning composites.

The machine integrates intelligent nesting software, a CNC control system, vacuum adsorption table, and oscillating knife cutting tool. Optional configurations include pneumatic oscillating knives, V-cut tools, punching tools, marking tools, visual positioning, and automatic feeding. From design-file import and automatic nesting to precision cutting, the entire workflow is digital. No cutting dies are required, so operators can quickly switch between samples, customized orders, and batch production.
Xingkai sponge cutting machines are widely used in upholstered furniture, mattresses, protective packaging, tool cases, automotive interiors, sound absorption, filtration, cleaning products, sports protection, and industrial cushioning. Depending on the application, they may also be called CNC sponge cutting machines, automatic sponge cutters, digital sponge cutting machines, PU sponge cutting machines, or CNC oscillating knife cutters for flexible materials.
Foam Oscillating Knife Cutting Machine Specifications
Customizable working sizes and special cutting configurations are available upon request.
| Parameter | Specification |
|---|---|
| Cutting Materials | EVA foam, EPE foam, XPE foam, PU foam, sponge, foam rubber, acoustic foam and composite foam |
| Cutting Speed | ≤1800 mm/s (specific speed depends on material density and thickness) |
| Cutting Thickness | ≤200 mm, depending on foam density and hardness |
| Material Fixing Method | Vacuum adsorption with zoned vacuum control |
| Cutting Accuracy | ±0.1 mm |
| Compatible File Formats | DXF, HPGL |
| Working Voltage | AC 220V/380V ±10%, 50Hz |
| Transmission System | Servo motor drive and precision linear guide rails |
| Working Environment | Temperature: 5°C–35°C; Humidity: 35%–75% |
| Software Resolution | 0.025 mm |
| Operation Interface | Touchscreen |
| Vacuum Pump Power | 7.5 kW or 9 kW |
| Feeding Method | Fixed working table or automatic conveyor system |
| Compatible Cutting Tools | Oscillating knife, pneumatic oscillating knife, V-cut tool, milling tool, punching tool and marking pen |
| Optional Functions | Automatic feeding, automatic nesting, camera positioning and projection positioning |
Available Models and Dimensions
| Model | Effective Cutting Area (L × W) | Machine Dimensions (L × W) | Package Size (L × W) |
|---|---|---|---|
| 7010 | 1000 × 700 mm | 1700 × 1380 mm | 1850 × 1500 mm |
| 1615 | 1500 × 1600 mm | 2320 × 2500 mm | 2470 × 2620 mm |
| 1625 | 2500 × 1600 mm | 3350 × 2500 mm | 3500 × 2560 mm |
| 1825 | 2500 × 1800 mm | 3350 × 2700 mm | 3750 × 2290 mm |
| 1840 | 4000 × 1800 mm | 4800 × 2700 mm | 5200 × 2290 mm |
| 2025 | 2500 × 2000 mm | 3350 × 2900 mm | 1900 × 3100 mm, disassembled |
| 2030 | 3000 × 2000 mm | 3950 × 2900 mm | 2200 × 2900 mm, disassembled |
Why Choose a CNC Sponge Oscillating Knife Cutting Machine?
Sponge is soft, compressible, and easy to deform. Manual cutting is time-consuming and often produces uneven edges, inconsistent dimensions, or inaccurate holes and curves. Die cutting requires a separate die for every design and size, which increases tooling costs and makes customized production less flexible.
A CNC sponge cutting machine follows the imported design file automatically. The oscillating blade moves rapidly up and down to cut straight lines, curves, circles, holes, slots, and complex irregular contours. Vacuum adsorption and suitable auxiliary fixing methods help stabilize the sponge during cutting.
Intelligent nesting software arranges parts according to sheet dimensions and component shapes, helping reduce offcuts and improve material utilization. Designs can be modified directly in the software, making the machine suitable for product development, customized inserts, small-batch orders, multiple sizes, and repeat production.
Xingkai sponge cutting machines use physical blade cutting. No cutting heat is generated, so the process avoids the melting, burnt edges, smoke, and unpleasant odors that may occur with laser cutting. The original material structure is better preserved, and the finished edges are clean and natural.
Optional blades and accessories

Milling cutter

400W high power

Pneumatic knife

Vibrating knife
Advantages of the Xingkai Industrial Sponge Cutting Machine
High-Speed Cutting
The high-speed motion control system and oscillating knife technology shorten sampling and production cycles while supporting continuous processing of different patterns.
High-Precision Cutting
The machine follows digital cutting paths accurately and helps maintain consistent dimensions across samples and production batches.
Intelligent Automatic Nesting
Nesting software optimizes the placement of parts according to sponge sheet size and component shape, reducing waste and improving material utilization.
No Cutting Dies Required
Cutting starts after the design file is imported. New shapes and sizes can be produced without manufacturing additional cutting dies.
Reduced Labor Costs
Automatic nesting and CNC cutting reduce repetitive manual work and dependence on experienced hand-cutting operators.
Clean Cutting Edges
Mechanical blade cutting produces no cutting heat, burnt edges, melting, smoke, or strong odors. It provides clean and consistent sponge edges.
Suitable for Thick Sponge
The tool stroke and blade length can be selected according to material density and cutting depth. For suitable sponge materials, the machine can be configured for cutting thicknesses up to approximately 100 mm, subject to sample testing.
Wide Material Compatibility
The machine can process PU sponge, memory sponge, packaging sponge, acoustic sponge, filter sponge, cleaning sponge, sofa and mattress sponge, high-density sponge, rubber sponge, and laminated sponge.
Flexible Production
It supports prototypes, personalized products, small-batch multi-size orders, and repeat production. Operators can switch products quickly by changing the digital file.
Stable Industrial Operation
High-precision gear racks, industrial linear guide rails, and a reliable CNC control system provide accurate transmission, smooth movement, and long service life.
Machine details and key components

Fan equipment

Multilingual operating system

Oil pump

Rack

Multiple blade combinations

Servo driver

Felt

Aviation aluminum honeycomb panel
Key Features of the Xingkai Sponge Cutting Machine
Heavy-Duty Machine Frame
The high-strength welded frame is precision-machined and stress-relieved to provide excellent rigidity, stability, and long-term cutting accuracy.
Intelligent CNC Control System
The industrial touchscreen control system provides simple operation, fast response, and reliable control of cutting paths and process parameters.
Vacuum Adsorption Table
The vacuum table helps stabilize sponge sheets during cutting. Vacuum zones and auxiliary covering methods can be adjusted according to sponge density, air permeability, and sheet size.
High-Precision Drive System
Precision gear racks and industrial linear guide rails provide fast, smooth movement for accurate cutting of straight lines, curves, holes, and complex shapes.
Oscillating Knife Cutting
High-frequency blade movement provides effective cutting force for soft, thick, and dense sponge. Physical cutting requires no dies and produces no cutting heat or smoke.
Multiple Tool Options
Standard oscillating knives are suitable for common sponge materials. Pneumatic oscillating knives provide stronger cutting force for thick, dense, or laminated sponge. Optional V-cut, punching, and marking tools support angled grooves, holes, reference points, and identification marks.
Optional Visual Positioning
For printed or pre-marked sponge, an optional camera system can recognize registration marks or material outlines and guide the cutting path.
Reliable Long-Term Operation
The modular structure and automatic lubrication system help reduce maintenance requirements and support continuous industrial production.
If you are unsure which cutting tool to choose, please send us the sponge type, thickness, density or hardness, sheet dimensions, and required cutting shape. Our service team will recommend a suitable machine and tool configuration based on the actual material.
Applicable materials

Sponge
Why Choose an Oscillating Knife Instead of a Laser for Sponge?
Laser cutting uses heat to melt or burn through materials. Depending on the sponge composition, this may cause melted edges, discoloration, smoke, unpleasant odors, or potentially harmful fumes. Heat can also change the material structure and affect the appearance or fit of the finished part.
An oscillating knife cuts mechanically without generating cutting heat. It helps preserve the original sponge structure and produces clean, natural edges without scorching or melting.
Compared with manual cutting, the Xingkai digital sponge cutting machine reads design files automatically and combines intelligent nesting, vacuum adsorption, and precision cutting. This improves productivity while reducing manual errors and material waste.
Who Should Buy a Xingkai Digital Sponge Cutting Machine?
Furniture and Mattress Manufacturers
Suitable for cutting sofa cushions, seat pads, backrest components, mattress layers, headboard padding, and upholstered furniture parts.
Protective Packaging Manufacturers
Cuts customized sponge inserts, product trays, cushioning pads, corner protectors, electronic packaging, instrument cases, and equipment linings.
Tool Case and Equipment Case Manufacturers
Produces accurately shaped inserts for tools, instruments, cameras, drones, electronic equipment, and transport cases.
Automotive Interior Manufacturers
Suitable for cutting seat sponge, door-panel cushioning, headliner layers, sound-absorbing parts, sealing pads, and trunk components.
Acoustic and Insulation Product Manufacturers
Processes sound-absorbing sponge, acoustic panels, thermal cushioning, duct insulation, and vibration-damping components.
Filter Product Manufacturers
Cuts filter sponge, porous sponge components, filtration pads, and customized filter shapes for industrial applications.
Cleaning Product Manufacturers
Suitable for producing cleaning sponges, polishing pads, washing blocks, household cleaning products, and customized sponge components.
Sports and Industrial Product Manufacturers
Cuts protective padding, helmet liners, fitness equipment cushioning, anti-vibration pads, sealing components, and industrial sponge parts.
Recognition from customers






How to Choose a Xingkai Sponge Cutting Machine
For fixed-size PU sponge, memory sponge, packaging sponge, filter sponge, acoustic sponge, and furniture sponge sheets or blocks, a fixed-table model is usually recommended. It is compact and flexible for samples, customized inserts, and batch production.
For roll-form or continuously supplied thin sponge, a conveyor cutting machine with an automatic feeding system can reduce manual handling and support continuous production.
For soft or medium-density sponge, a standard oscillating knife normally provides efficient cutting. For thick, dense, or laminated sponge, a pneumatic oscillating knife with a suitable stroke and blade length is recommended.
For sponge inserts requiring angled grooves or assembly structures, a V-cut tool can be added. For printed or pre-marked materials, a camera positioning system may be selected.
The final configuration should be based on sponge type, thickness, density, hardness, air permeability, sheet size, cutting shape, and required daily output. Testing the customer’s actual material is recommended before confirming the machine configuration.
Frequently Asked Questions
What sponge materials can the machine cut?
The machine can cut PU sponge, memory sponge, sofa sponge, mattress sponge, packaging sponge, filter sponge, acoustic sponge, cleaning sponge, high-density sponge, flame-retardant sponge, rubber sponge, and laminated sponge materials.
Because density, hardness, elasticity, air permeability, and backing structure vary, customers are advised to provide samples or material photos, thickness, density, and dimensions. The Xingkai technical team can arrange a cutting test and recommend the appropriate tool.
What is the maximum sponge cutting thickness?
Maximum thickness depends on the sponge type, density, hardness, blade length, tool stroke, cutting shape, and required edge quality. Soft sponge can generally be cut thicker than dense or reinforced sponge.
Xingkai sponge cutting machines can be configured for applications up to approximately 100 mm thick when the material is suitable. Final cutting capacity should be confirmed by testing the customer’s actual sponge.
Can the machine cut holes and complex shapes?
Yes. The CNC system can cut straight lines, curves, circles, holes, slots, internal contours, and complex irregular shapes according to the imported design path.
The minimum hole size and corner radius depend on blade width, sponge thickness, density, and material deformation. Sample testing is recommended for small or highly detailed parts.
Does sponge cutting produce smoke or burnt edges?
No. The oscillating knife cuts mechanically without laser heat, avoiding burnt edges, melting, scorch marks, smoke, and strong odors.
Some materials may produce a small amount of dust or debris. Regular cleaning of the cutting table and vacuum system is recommended.
How does the machine hold soft sponge during cutting?
The vacuum adsorption table helps stabilize the material. Vacuum zones, airflow, covering film, cutting speed, and auxiliary fixing methods can be adjusted according to sponge density and air permeability.
Very soft or highly porous sponge may require additional covering or fixation to achieve the best cutting accuracy.
Can the machine cut multiple layers of sponge?
Yes, when the material and accuracy requirements allow it. Suitability depends on thickness, density, hardness, compressibility, surface friction, and cutting shape. Thin sponge sheets may be stacked, while thick, soft, or slippery sponge is often better suited to single-layer cutting.
Machine selection should be based on the total compressed thickness and actual test results rather than the number of layers alone.
Which design files does the machine support?
The machine supports standard formats such as DXF and PLT and works with commonly used CAD and nesting software. Compatibility with other file formats can be confirmed according to the customer’s existing software.
After importing the design, the system can perform automatic nesting and cutting-path planning to improve material utilization and reduce manual work.
Does the machine require cutting dies?
No. Designs can be modified on a computer and imported directly into the cutting system. Different shapes and sizes can be changed quickly without producing new dies.
This makes the machine suitable for prototypes, customized packaging, small-batch orders, and high-mix production.
How often should the blade be replaced?
Blade life depends on sponge composition, thickness, density, hardness, backing layer, cutting speed, pattern complexity, and daily operating time.
Operators should inspect the blade tip and cutting quality regularly. Replace the blade when edges become rough, corners lose accuracy, the material is pulled, or cutting is incomplete.
Can I test my sponge before purchasing?
Yes. Customers can send sponge samples to Xingkai for cutting tests. We can provide cutting videos and finished sample results.
To recommend the correct configuration, please provide:
Material | Thickness | Density or Hardness | Sheet Size | Cutting Shape | Daily Production
Jinan Xingkai Machinery Equipment Co., Ltd. specializes in digital cutting solutions for flexible materials. We provide suitable machine sizes, vacuum configurations, cutting tools, and optional camera systems for furniture, mattresses, protective packaging, tool cases, automotive interiors, acoustic products, filtration, cleaning products, sports equipment, and industrial sponge manufacturers.
