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blood bag temperature monitoring
ByKager-Hightemp
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Blood Bag Temperature Monitoring: The Hemo Temp II Indicator from KAGER

In medical technology, pharmaceutical logistics and hospital management, reliable temperature monitoring of blood bags is essential to ensure the safety and usability of blood products.

Even minor deviations from the required storage temperature can compromise the quality of blood components.

With the Hemo Temp II indicator, KAGER provides a simple and reliable solution for thermal validation of blood bags during transport and storage.

Reliable temperature indicator for blood transport

The self-adhesive Hemo Temp II measuring strip, part of the KAGER Medical Line (KML), allows quick visual monitoring of the core temperature of blood bags.

The four-level temperature scale clearly indicates whether the temperature remains within the safe range:

  • 1–3 °C
  • 4–6 °C
  • 7–9 °C

This makes it easy to verify whether the critical temperature threshold of 10 °C has been exceeded during storage or transport.

The indicator is applied directly to the blood bag before shipment and monitors the temperature during the entire logistics process.

Clover symbol signals temperature threshold breach

To activate the indicator, KAGER provides a compact incubator device capable of heating up to twelve labels simultaneously to 42 °C within 60 seconds.

This process activates a thermochromic liquid crystal inside the indicator and reveals a blue clover symbol on the display scale.

This symbol confirms that the indicator is ready for use.

A key feature:

  • The temperature display is reversible
  • The clover symbol is irreversible

If the clover remains blue, the temperature limit has not been exceeded.

If the symbol turns grey or disappears, the blood bag temperature has exceeded 10 °C, meaning the blood product must be discarded for safety reasons.

Supporting quality assurance in blood logistics

The Hemo Temp II temperature indicator helps organizations involved in:

  • blood donation services
  • blood processing centers
  • hospitals
  • pharmaceutical logistics

to maintain blood product quality assurance and ensure cold chain validation.

When unused blood bags are returned, the indicator provides immediate verification that the cold chain has remained intact.

KAGER Medical Line: solutions for temperature monitoring

The KAGER Medical Line (KML) includes a wide range of products for:

  • temperature monitoring
  • threshold indicators
  • pharmaceutical logistics
  • supply chain control
  • packaging validation

All solutions are presented in the latest KML catalogue, a 50-page product overview available as a free PDF download from the KAGER website.

Learn more about Blood Bag Temperature Monitoring

High Temperature Ceramic Adhesives up to 1760°C (3200°F)
ByKager-Hightemp
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High Temperature Ceramic Adhesives up to 1760°C (3200°F)

When extreme heat meets engineering precision, conventional bonding solutions fail. High temperature ceramic adhesives provide a reliable alternative for demanding industrial and research applications.

The ceramic bonding compounds supplied by Kager Industrieprodukte GmbH withstand continuous temperatures up to 1760°C (3200°F), offering exceptional thermal stability, chemical resistance, and electrical insulation properties.

Why Choose High Temperature Ceramic Adhesives?

Industrial high-temp applications require more than heat resistance. They demand dimensional stability, compatibility with refractory materials, and performance under vacuum conditions.

Key advantages:

  • Temperature resistance up to 1760°C (3200°F)
  • Excellent chemical and corrosion resistance
  • Electrically insulating
  • Suitable for ceramic-to-metal bonding
  • Ideal for high-vacuum and furnace environments

These ceramic adhesives are engineered for bonding:

  • Ceramics
  • Metals
  • Graphite
  • Glass
  • Refractory insulation materials

Design Guidelines for Ceramic Adhesives

Successful bonding at extreme temperatures requires proper joint design:

  • Match Coefficient of Thermal Expansion (CTE)
  • Avoid tensile stress – design for compression
  • Optimal bond line thickness: 50–200 µm (2–8 mils)
  • Consider chemical and thermal exposure

Pro Tip: Designing joints that allow compressive loading significantly increases bond durability.

Typical Applications

Electrical Engineering

  • Igniters
  • Heating elements
  • Fiber optic components
  • Resistors
  • Solid Oxide Fuel Cells (SOFC)

Instruments & Sensors

  • Gas chromatographs
  • Mass spectrometers
  • Oxygen analyzers
  • High vacuum components
  • Semiconductor systems

Mechanical & Refractory Applications

  • Ceramic honeycomb structures
  • Refractory insulation
  • Graphite blocks
  • Thread locking in high temperature environments

Who Benefits?

  • Furnace manufacturers
  • Fuel cell producers
  • Aerospace suppliers
  • Semiconductor industry
  • Research institutions
  • Sensor and measurement technology companies

For expert consultation and product selection support, contact:

📧 info@kager.de
📞 +49 (0)6074 400930

Learn more about Ceramic Adhesives

COLDER Cold Air Generator – Powerful Cooling Using Compressed Air Only
ByKager-Hightemp
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COLDER Cold Air Generator – Powerful Cooling Using Compressed Air Only

The COLDER cold air generator by Kager produces extremely cold air using compressed air only – no electricity and no additional gases required. The system operates based on the Joule-Thomson effect (adiabatic, irreversible expansion), ensuring reliable and energy-efficient cooling.

The COLDER 190-75 SV model generates for example cold air down to −55 °C when connected to a compressed air line or compressor at 7 bar with an inlet air temperature of +20 °C. Installation is simple, maintenance is minimal, and operating costs are low. They are available in 4 different versions.

Typical Applications of COLDER Cold Air

COLDER cold air is widely used for heat elimination in industrial manufacturing processes, especially for:

  • Metal and plastic machining
  • Hard-to-machine materials such as titanium, stainless steel, Inconel
  • High-viscosity materials and thermoplastics
  • Dry machining, e.g. magnesium alloys

Targeted cooling of tools or workpieces results in:

  • increased cutting speeds
  • extended tool life
  • improved process stability

COLDER is also highly effective for cooling:

  • metal molds
  • printed circuit boards (PCBs)
  • semiconductors
  • electrical control and switching components

Precise Temperature Control & Stability

The outlet air temperature is adjusted via a control screw and monitored using a thermometer or sensor. With constant inlet pressure and temperature, the COLDER maintains the cold air temperature within ±0.6 °C, ensuring maximum process reliability.

⚠️ Important: The supplied compressed air must be free of oil and moisture to guarantee optimal performance and durability. They are maintenance-free.

Learn more about KAGER-Colder

Product- and process-related thermal indicators by KAGER
ByKager-Hightemp
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Product- and process-related thermal indicators by KAGER

Self-adhesive temperature indicators for reliable monitoring and documentation

Reliable temperature monitoring is a key factor in industrial quality assurance and process safety. KAGER offers a comprehensive range of self-adhesive temperature indicator strips and films with irreversible visual display – enabling clear, tamper-proof monitoring without electronics.

Two product groups are currently in particularly high demand: Tempstrip and Thermoscale. While both serve temperature monitoring purposes, they differ significantly in functionality and application focus.

🔹 Tempstrip – precise temperature monitoring at defined points

Tempstrip indicators cover a temperature range from 29 °C to 260 °C and are available as flexible strips or measurement dots. Typical applications include:

  • Manufacturing and assembly
  • Quality control and testing
  • Product development
  • Logistics and transport monitoring

They are available with 5-, 6-, 8- or 10-level scales and provide an irreversible color change, ensuring permanent documentation of exceeded temperature thresholds.

Key benefits:

  • Accuracy up to 100 °C: ±1 °C, above ±1 %
  • Easy handling, no power supply required
  • Tamper-proof visual documentation
  • Custom designs available on request
  • Supplied as strips, dots, or roll goods

🔹 Thermoscale – visualizing temperature distribution across surfaces

Thermoscale multilayer films are designed for process-related temperature profiling in a range from 150 °C to 210 °C. They are ideal for applications such as:

  • Process and simulation chambers
  • Drying ovens and machine housings
  • Pressure rollers and functional surfaces
  • Lamination, photovoltaic and bonding processes

🔬 How it works: Microcapsule color technology

Thermoscale films contain a microcapsule layer that reacts to heat by creating a permanent color gradient, ranging from light blue to deep red. Color intensity reflects both temperature level and exposure time.

Advantages:

  • Clear visualization of heat distribution
  • No measuring devices or complex setups required
  • Extremely thin – suitable for curved surfaces
  • Available as 5 m rolls or single sheets (270 × 200 mm)

🔹 One portfolio – extreme temperature coverage

Tempstrip and Thermoscale are part of KAGER’s extensive range of reversible and irreversible temperature indicators, including additional strips, films, temperature paints and specialty crayons.

➡️ In total, KAGER solutions cover temperatures from –17 °C up to +1,270 °C.

Learn more about temperature measuring

Conductive and Form-Fit Connections Without Soldering
ByKager-Hightemp
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Conductive and Form-Fit Connections Without Soldering

Conductive adhesives and thermal interface materials from KAGER for advanced electronics assembly

In modern electronics and microelectronics manufacturing, bonding is increasingly replacing soldering. Especially for temperature-sensitive components, electrically conductive adhesives offer clear advantages: low curing temperatures, mechanical flexibility, and long-term reliability under vibration and thermal stress.

Advantages of conductive adhesives

Conductive bonding enables electrical, thermal, and mechanical connections without exposing components to high soldering temperatures. Typical benefits include:

  • protection of sensitive substrates
  • suitability for microelectronics and sensors
  • excellent performance in high-temperature environments
  • vibration-resistant connections

High-temperature conductive adhesive Pyro-Duct 597 A

The silver-filled Pyro-Duct 597 A is a high-performance conductive adhesive featuring:

  • electrical resistance: 0.0002 Ω/cm
  • operating range: –55 °C to +927 °C
  • single-component system without organic resins or solvents
  • two-stage curing process

It is widely used for wire and wafer bonding in extreme thermal applications. The matching conductive coating Pyro-Duct 597 C is also available.

Cost-efficient conductivity with nickel: Pyro-Duct 598 A/C

The Pyro-Duct 598 A/C epoxy adhesive uses nickel flakes instead of precious metals, delivering excellent electro-thermal performance at lower cost:

  • temperature resistance up to 538 °C
  • thermal conductivity: 2.6 W/m·K
  • volume resistivity: < 0.005 Ω/cm

Applications include solar cell assemblies, high-temperature sensors, and electronic circuits.

Thermal grease for optimized heat dissipation

Efficient thermal management is essential in electronic assemblies. The Heat-Away 641 thermal compound offers:

  • high thermal and electrical conductivity
  • temperature range: –51 °C to +290 °C
  • easy application by brush

Expert consultation included

KAGER provides free technical consultation to support customers in selecting and applying conductive adhesives and thermal interface materials.

Learn more about Conductive and Form-Fit Connections Without Soldering

Merry Christmas and a Successful New Year!
ByKager-Hightemp
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Merry Christmas and a Successful New Year!

As the year draws to a close, we would like to take this opportunity to say thank you to our customers, partners and colleagues for the trust and cooperation throughout the year.

As a specialized trading and consulting company with strong expertise in temperature-related applications, we support you in mastering challenges involving high, low and extreme temperatures. Whether it’s high-temperature seals, insulation materials or technical specialty products, our goal is to deliver not only reliable products, but also expert advice and tailored solutions.

We look forward to continuing our partnership in the coming year – with technical competence, personal service and a strong commitment to quality and safety.

🎄 We wish you and your loved ones a Merry Christmas, relaxing holidays and a successful start to the New Year.

Warm regards,
Your Kager Team

Learn more about us https://www.kager.de/en/

Why Measuring UV Light Distribution Is Essential for Curing Coatings, Adhesives and Paints
ByKager-Hightemp
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Why Measuring UV Light Distribution Is Essential for Curing Coatings, Adhesives and Paints

In modern production environments, UV curing is crucial for high-performance coatings, adhesives and surface treatments. However, even the most advanced UV lamp can only deliver consistent results when the UV light distribution is absolutely uniform. Variations in UV intensity often lead to incomplete curing, poor adhesion, surface defects or premature material degradation.

Accurate UV light measurement is therefore essential for process stability, quality control and production efficiency.

Uniform UV Light Distribution: A Core Requirement for Reliable Curing

Many companies monitor lamp performance, yet few measure the actual UV intensity on the surface. This intensity can vary significantly due to:

  • lamp aging or contamination
  • uneven lamp distances
  • geometrical part complexities
  • shadowed areas within the curing setup

Kager provides user-friendly solutions to make these variations visible.

Kager UV-Scale: UV Measurement Film for Large Surfaces

For wide curing zones or large components, Kager offers the UV-Scale measurement film.

Ideal for:

  • large-area coatings
  • production lines with multiple UV lamps
  • quick, visual assessment of UV intensity distribution

The film changes color depending on the UV dose, enabling immediate evaluation and process optimization.

Kager UV Measurement Spots 18 × 18 mm: Precision for Small Areas

For localized measurements or tight installation spaces, the UV measurement spots (18 × 18 mm) provide pinpoint accuracy.

Typical applications:

  • micro-bonding areas
  • electronic components
  • intricate coating zones
  • laboratory environments

These spots ensure precise UV intensity control exactly where it matters most.

Conclusion: If You Cure With UV, You Must Measure UV Across industries – automotive, electronics, medical technology, coatings – a controlled and documented UV light distribution is vital. With Kager UV-Scale and UV measurement labels, companies can optimize their UV curing processes easily, reliably and cost-effectively.

Learn more about UV-light distribution measurment

Prevent burns, fight fires – with KAGER’s smart safety solutions.
ByKager-Hightemp
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Prevent burns, fight fires – with KAGER’s smart safety solutions

Preventing Burns and Fighting Fires: KAGER’s Smart Solutions for Workplace Safety

Innovative protection against heat and fire – from warning labels to fire containment blankets

In modern occupational safety, heat protection and fire prevention are becoming increasingly important. KAGER, a German trading and consulting company specializing in high-temperature technology, offers a wide range of practical solutions for both prevention and emergency protection – including self-adhesive warning labels, pneumatic cold air curtains, and fire containment blankets (BBD).
All products are designed for easy use and contribute to safe, ergonomic, and heat-protected workplaces across industry and trade.

Visual Warning Against Burn Hazards

KAGER’s Hot-Hand Indicator and Large Traffic Light labels provide instant visual alerts wherever there is a risk of burns – such as in foundries or glass processing.

  • The Hot-Hand Indicator turns red above 50 °C, warning users of hot surfaces.
  • The Large Traffic Light changes from green (up to 50 °C) to yellow (up to 70 °C) and finally red, indicating increasing danger.

Both labels are reversible, reusable, and language-independent, offering a simple yet highly effective tool for burn prevention.

Invisible Protection: The Line-Blow Cold Air Curtain The Line-Blow from KAGER creates a thin, dry air curtain that protects workers from heat, smoke, dust, and abrasion. Connected to a compressed air system, it acts as an invisible barrier – ideal for use in industrial environments, laboratories, or cleanrooms where both safety and technical cleanliness are key.

Immediate Response to Battery Fires

The Fire Containment Blanket (BBD) is KAGER’s rapid-response tool for battery incidents and E-Mobility applications. It helps limit damage and prevent fire spread during lithium-ion battery failures.

Made from non-combustible, high-temperature fabric with vermiculite coating, the blanket withstands up to 1,300 °C, remains non-conductive, and allows the use of sprinkler or extinguishing water.
Available in multiple formats – from compact car versions to professional emergency kits – it’s an essential part of any fire safety concept.

Conclusion

KAGER’s solutions combine prevention, protection, and performance – ensuring safety where heat and fire are constant risks. Whether through visual warnings, invisible air barriers, or fire blankets, KAGER helps companies protect people, processes, and property.

Learn more about Preventing Burns and Fighting Fires

Discover our new Kager Export Hits Catalogue!
ByKager-Hightemp
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Kager Export Hits – Our New Catalogue for the Global Market

Discover the new Kager Export Hits catalogue featuring high-temperature adhesives, insulation materials, lab accessories, air coolers, and measuring solutions – Made in Germany for global export.

Our brand-new catalogue brings together Kager’s best-selling products for the global market – clearly structured, easy to navigate, and designed to meet international demands.

From high-temperature adhesives, thermal insulation materials, and laboratory accessories to our innovative COLDER air coolers, the Line-Blow cold air curtain, and advanced systems for temperature and UV light measurement – the new Export Hits catalogue showcases all our international highlights.

Every Kager product represents German engineering, precision, and durability – trusted worldwide in industrial, laboratory, and research environments where high temperatures and accurate measurements matter.

With the new Kager Export Hits Catalogue,
international customers and partners can easily find the right solutions for
demanding high-temperature and measurement applications.

Kager – Your trusted global partner for high-temperature
technology and precision measurement.

Learn more about our portfolio

New Kager Medical Line: Solutions for Temperature Monitoring & Supply Chain Control
ByKager-Hightemp
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Solutions for Temperature Monitoring & Supply Chain Control

KAGER launches new Medical Line for Medical Technology, Clinics and Pharmaceutical Logistics

Dietzenbach, September 2025 – The German trading and consulting company KAGER is expanding its portfolio with a new product line dedicated to medical technology, pharmaceutical logistics, hospital operations, and laboratory & cleanroom environments. The new Kager Medical Line (KML) offers a comprehensive range of temperature indicators, supply chain monitoring tools, packaging control solutions, and laboratory accessories.

Comprehensive Range for Quality Assurance and Compliance

The Kager Medical Line is tailored for purchasing managers, procurement specialists, quality officers, and logistics experts in the healthcare sector. It focuses on:

  • Temperature monitoring and threshold control
  • Documentation and traceability
  • Supply chain and transport monitoring
  • Compliance with legal and EU regulations
  • Product protection and loss prevention

“With our Medical Line product selection, we cover a wide range of requirements in medical technology, pharmaceutical logistics, and laboratory environments — especially regarding quality assurance, traceability, and compliance,” says Claudia Berck, Managing Director of KAGER.

Temperature Indicators for Reliable Cold Chain Control

The 50-page Kager Medical Line catalogue features numerous reversible and irreversible temperature indicators and measuring strips for reliable monitoring of temperature profiles across the supply chain. Depending on the variant, they record freezing or heating events across different temperature ranges and response times. Examples include:

  • ColdMark® and FreezeSafe™ indicators for low temperatures
  • HemoTemp indicators for validating blood bags
  • Indicators for drug testing and sterilisation validation
  • Warning labels for hazardous hot surfaces

All indicators are self-adhesive, allowing direct application to packaging, containers, or products — a cost-effective alternative to complex measurement systems. KAGER experts provide personalised consulting to ensure the ideal product selection.

Laboratory and Cleanroom Accessories

The Medical Line also includes practical laboratory and cleanroom tools, such as:

  • Gas-powered micro torches for heating samples
  • Non-slip mats for pipettes and Petri dishes
  • Dust control mats for cleanroom entry areas

Continuous Product Expansion

Like KAGER’s overall product range, the Medical Line is continuously evolving. “We are constantly scanning the markets for innovative specialty products, ensuring ongoing growth for the medical technology, pharmaceutical logistics, and healthcare sectors,” explains Claudia Berck. 👉 The complete Kager Medical Line catalogue is available for free PDF download on the company’s website.

Learn more https://www.kager.de/de/problemloeser/kager-medical-line

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