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Two- and three-component polyurethane dispensing for cabinet doors, large panels, lighting housings and automotive parts. 2250 × 1250 × 200 mm effective stroke, running speed up to 12,000 mm/min, 4-30 mm seal strips and 12.1-inch touch screen control.

The KW-510B is a robot-arm-based PU gasket dispensing machine for automated polyurethane sealing of cabinet doors, large panels, lighting housings, filters and automotive components. A 2250 × 1250 × 200 mm effective stroke lets a single program cover large enclosures and long profiles, and the programmed travel speed reaches up to 12,000 mm/min.
Seal strips from 4 mm to 30 mm are produced by a KW-900 pump-type mixing head across a 1-10:1 mixing ratio, fed from dual 40 L air-pressure tanks (tank A agitated, tank B without agitation) through KAIWEI or Barmag metering pumps sized A 3cc/r and B 0.6cc/r. Control runs on a 12.1-inch touch screen in a cantilever control box, with PC or teach-pendant operation and a motion-control-card / teach pendant + PLC architecture.
Typical deployments seal electrical control panels, distribution boards, explosion-proof enclosures, LED luminaires, air filters and auto parts with gasket lines intended for dust-proof and IP66 water-proof enclosure performance on 24/7 automatic gluing lines. KAIWEI has manufactured sealing and dispensing equipment since 2004 and exports to more than 60 countries.
| Raw material | Polyurethane; two-component / three-component selection |
|---|---|
| Mixing head model | KW-900 (pump type) |
| Seal strip width | 4-30 mm |
| Mixing ratio | 1-10:1 |
| Metering pump | KAIWEI / Barmag; A 3cc/r, B 0.6cc/r |
| Raw material tanks | A: 40 L (agitation: yes); B: 40 L (agitation: no); air pressure tank structure |
| Tank filling / air charging | Manual or automatic; filling station optional |
| Temperature control | Water temperature control (optional) |
| Frame structure | 3-axis linear robot arm |
| Effective stroke | 2250 × 1250 × 200 mm |
| Running speed | 0-12,000 mm/min |
| Guide rail / rack | KAIWEI or AIRTAC guide rail; Rsun rack |
| Servo motor / reducer | Xinje servo motor; Senad reducer |
| Workbench structure | Square tube welding |
| HMI | 12.1-inch touch screen |
| Operation / controller | PC or teach pendant; motion control card / teach pendant + PLC; cantilever control box interface |
| Cleaning method | High-pressure water |
| Water supply | Tap water; water tank with front level sensor + outlet filtration |
| Machine dimension | 2000 × 1000 × 800 mm |
| Power supply / power | 220 V / 380 V; 4 kW / 5.5 kW |
| Air requirement | ≥ 6 bar with oil-water separator |
| Machine materials | Carbon steel / stainless steel 304 / aluminum alloy |
Configuration is selected at order stage; each option below changes the delivered machine build.
| Component selection | Two-component or three-component PU system |
|---|---|
| Metering pump brand | KAIWEI or Barmag |
| Operation mode | PC or teach pendant |
| Controller architecture | Motion control card, or teach pendant + PLC |
| Material filling | Manual or automatic tank filling; optional filling station |
| Temperature control | Optional water temperature control |
| Power configuration | 220 V with 4 kW, or 380 V with 5.5 kW |
MOQ, delivery schedule and price are quoted per selected configuration. Share your part drawings and gasket profile so the configuration can be confirmed.
Machine structures are available in carbon steel, stainless steel 304 or aluminum alloy. The gantry is a 3-axis linear robot arm running on KAIWEI or AIRTAC guide rails with an Rsun rack, driven by Xinje servo motors through Senad reducers. The workbench is a square-tube welded frame measuring 2000 × 1000 × 800 mm, with the HMI and controls grouped in a cantilever control box.
The fluid train uses air-pressure raw material tanks (A: 40 L with agitation, B: 40 L without agitation), KAIWEI or Barmag metering pumps and the KW-900 pump-type mixing head. Cleaning is performed with high-pressure water, fed from a water tank with front level sensor and outlet filtration using tap water.
The KW-510B dispenses polyurethane gaskets for dust-proof and explosion-proof sealing of enclosures and for housing seals in filtration, lighting, appliance and automotive production. Documented operating scenarios specify a -20 to 40 °C working temperature, 24/7 continuous operation and integration with an automatic gluing production line.
Gasket paths are programmed for your part geometry within the 2250 × 1250 × 200 mm work envelope and the 4-30 mm strip width. Beyond that, the following build choices are configurable: two- or three-component PU supply, KAIWEI or Barmag metering pumps, PC or teach pendant operation, motion control card or PLC control, manual or automatic tank filling with optional filling station, optional water temperature control, and 220 V / 4 kW or 380 V / 5.5 kW power. Frame materials can be specified as carbon steel, stainless steel 304 or aluminum alloy.
An automotive OEM in the United States operates 20 units in a paint shop application, in service for two years.
| CE (machinery) | Certificate MD-TCF-240307-55472, 2006/42/EC Machinery Directive, scope: automatic gluing equipment, issued 2024-04-02, valid to 2029-04-01 |
|---|---|
| ISO 9001:2015 | Quality management system certificate covering sales of automatic foam gasket machines |
| PU sealing foam glue - A | Non-hazardous certificate NO.202600234403353 (UN dangerous goods transport regulations, maritime), valid to 2026-12-31 |
| Foaming adhesive | UL 94 report THSH25033168768EN, UL 94-2023 Rev.2-2024 Section 8 |
| Sealing foam glue - B | RoHS certificate of compliance UNIB21090613HC-01 |
KAIWEI was founded in 2004, operates a 20,000 m²+ factory with 100+ employees, 30+ engineers and an annual output of 2,000 units, and exports to more than 60 countries.
Two-component or three-component polyurethane, with a 1-10:1 mixing ratio, dual 40 L air-pressure tanks (tank A agitated, tank B without agitation) and KAIWEI or Barmag metering pumps.
Seal strip width of 4-30 mm within a 2250 × 1250 × 200 mm effective stroke, at a programmed running speed of 0-12,000 mm/min.
220 V / 380 V supply with 4 kW or 5.5 kW power, compressed air at ≥ 6 bar through an oil-water separator, and tap water for high-pressure-water cleaning (water tank with front level sensor and outlet filtration).
Cleaning is performed with high-pressure water; the KW-900 pump-type mixing head is designed for control-system parameter adjustment and simplified maintenance.
A 12.1-inch touch screen in a cantilever control box, motion control card or teach pendant + PLC architecture, PC or teach pendant operation, Xinje servo motors, Senad reducers and KAIWEI or AIRTAC guide rails.
Documented application scenarios specify 24/7 continuous operation, automatic production line operation, a -20 to 40 °C working temperature and integration with an automatic gluing production line.
Seal paths are programmed to your part geometry within the work envelope and 4-30 mm strip width; material, pump brand, control architecture, filling automation, temperature control and power configuration are selected at order stage.
CE certificate MD-TCF-240307-55472 for automatic gluing equipment, ISO 9001:2015 quality management certificate, and adhesive-related UL 94, RoHS and non-hazardous transport documentation for the PU sealing foam glue.
| pu-gasket-dispensing-machine-kw-510b-robot-arm-front.png | PU gasket dispensing machine KW-510B front view with 3-axis linear robot arm |
|---|---|
| pu-gasket-dispensing-machine-kw-510b-kw-900-mixing-head.png | KW-900 mixing head dispensing a polyurethane seal strip |
| pu-gasket-dispensing-machine-kw-510b-control-box-touch-screen.png | 12.1-inch touch screen mounted on the cantilever control box |
| pu-gasket-dispensing-machine-kw-510b-dual-40l-tanks.png | Dual 40 L raw material air-pressure tanks with tank A agitation |
| pu-gasket-dispensing-machine-kw-510b-enclosure-door-gasket.png | Polyurethane gasket dispensed on an electrical enclosure door |