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Otto caulking gun Gigapress Duo 490 for 2K side-by-side cartridges 490 ml

Description

The OTTO Manual Squeeze Gun Gigapress Duo 490 is a robust, manual 2K cartridge gun for precise and powerful dispensing of highly viscous sealants and adhesives. It is ideally suited to professional applications in construction, industry and the trades.

Benefits & properties

  • ✔️ Extremely high transmission for effortless processing of highly viscous materials
  • ✔️ Stable metal construction for maximum durability
  • ✔️ Ergonomic handle for comfortable working even during longer jobs
  • ✔️ Compatible with 2K cartridges (490 ml)
  • ✔️ Even material flow for clean, professional results

Areas of application

  • Solves the problem of uneven or difficult-to-process 2K materials
  • Use in construction, facade construction, window construction, sanitary, industry and trades
  • Ideal for 2K silicones, epoxy resins, PU adhesives and special sealants
  • Considerable saving of effort compared with standard manual squeeze guns

Detailed product description

The Gigapress Duo 490 was developed specially for highly viscous, chemical-technical 2K materials. Thanks to its strong mechanical transmission it enables even, controlled dispensing even at low temperatures. The robust metal design ensures a long service life, while the ergonomic handle supports fatigue-free working.

Typical areas of use are building sealing, industrial bonding, assembly work as well as professional repair and refurbishment tasks. For optimum results it is recommended to bring cartridges to room temperature before processing and to keep the material flow even.

Technical data

PropertyValue
Compatible cartridges2K cartridges, 490 ml
MaterialMetal / steel
TransmissionHigh-performance mechanism for highly viscous substances
Application temperature+5 °C to +35 °C (depending on the material)
Shelf lifeUnlimited (tool)
ColourBlack / metal
Special featuresErgonomic handle, stable construction, even material flow

FAQ

Which materials is the Gigapress Duo 490 suitable for?

It is suitable for 2K silicones, epoxy resins, PU adhesives and other highly viscous materials.

Can the gun also be used in cold temperatures?

Yes, however it is recommended to bring cartridges to room temperature beforehand to improve the material flow.

Is the gun suitable for continuous use?

Thanks to the robust metal construction it is ideal for professional continuous use.

Which cartridge size fits?

The gun is designed for 490 ml 2K cartridges.

How can the gun be cleaned?

After use, cartridge residues should be removed and the mechanism cleaned dry.

Technical data

Technical data
Pack size: 490 ml
Product group: Hand cartridge guns
Use
Merchandise group: Tools, painting supplies & protective equipment
Application
Application temperature: +5 °C to +35 °C

Manufacturer information

Manufacturer information pursuant to Art. 19 EU GPSR

Postal address Hermann Otto GmbH
Krankenhausstr. 14
83413 Fridolfing
Germany

Electronic address info@otto-chemie.de

All products by OTTO Chemie

Information as of: 2026-09-17

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For your project

These products go with it

Project: Bond and repair metal and plastic

Roughen the bonding surfaces, degrease them and prime depending on the material – then the bond also holds on metal and plastic. Join small parts with superglue or 2K epoxy, loaded bonds with contact adhesive or 2K adhesive from the twin cartridge.

  1. Prepare the surface

  2. Apply

  3. Tools & accessories

  4. Finish & care

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