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Cement Based Adhesive

Monneli Arredo Colla

Cementitious Adhesive for Natural & Artificial Stone

Uses
ARREDO COLLA is used as an adhesive for fixing internally and externally natural or artificial stone, on both walls and floors. It can be used also for fixing of the following:
All types of ceramic tiles
Vitreous mosaic
Klinker tiles
Porcelanized gres
Single-fired tiles and low porosity materials
Tiles on top of old ceramic floors, marble or natural stones
back to Tile Adhesives
Technical Information
Product Description

A powder grey adhesive for natural and artificial stone. It has a base of special binders combined with selected aggregates of a suitable granulometric size and special additives. ARREDO COLLA has a rapid setting and hydration time which prevent vertical slipping, it is a single component and therefore easy to apply by simply adding water.

Advantages
  • Fast-Setting
  • Vertical slip resistant
  • Easily workable
  • Water resistant
  • Eco-friendly
  • Formulated to suit Middle East condition
Compiliance Standard
  • European Directive UEATC
  • BS 5980 – 1980
  • DIN 18156 – 2nd part
  • ANSI A 118.4 – 1992
Packaging, Coverage / Consumption

Packaging:

ARREDO COLLA is supplied in 25kg bags.

Consumption: 

From 4 - 8 Kg / m² according to the type of support and stone.

Shelf Life & Storage

Storage:

Store in dry covered place in the original closed bags

Shelf life:

12 months if stored as recommended.

Colors
Grey or white
Technical Properties
PROPERTIES RESULTS
Appearance  Powder
Color  Grey or white
Density  1.7 kg/L
Flexural strength  6.5 N/mm2
Compressive strength  19 N / mm² 
Adhesion strength 1.8 N / mm²
Vertical sliding None
Water resistance Excellent
Aging resistance Excellent
Flexibility Very good
Open time at 25ºC 25 minutes
Grouting After 24 hours
Full strength After 15 days
Inflammability No
Service temperature From  -50C to +800C
All values are subject to 5-10 % tolerance

While tools like are essential for maintenance, they must be used responsibly.

The automation sector is a high-value target for cybercriminals and state-sponsored threat actors. Software advertised as a "free PLC unlocker" is frequently a vector for malware, trojans, or ransomware. Once executed on an engineering workstation, these programs can log keystrokes, steal intellectual property (such as proprietary logic files), or establish a persistent backdoor into the operational technology (OT) network. 2. Risk of Brick and Equipment Damage

This article is for informational purposes only. Always consult with the equipment manufacturer and your legal department before attempting password recovery on industrial control systems.

to steal cryptocurrency or credentials. Spread to other devices via USB or network shares.

Tools advertised as "PLC HMI Password Unlock" are commonly trojanized to deliver malware like Sality, which spreads via USB/network and turns computers into botnets. How They Work:

: Sality can steal data, disable firewalls and antivirus software, and turn your industrial workstation into a bot for cryptocurrency mining or further cyberattacks. Network Risk

These unlocking tools generally operate in two ways:

Modifying or bypassing security on a live industrial system without knowing the exact parameters can lead to unpredictable machine behavior. Unexpected overrides can cause mechanical failures, ruined production batches, or severe physical hazards for personnel working on or near the machinery. 4. Legal and Compliance Violations

Based on user reports, the software is typically distributed as a .RAR archive. To use it:

Open the Unlock software and select the brand and model of your device. It commonly supports brands like Siemens, Delta, Mitsubishi, Omron, and Allen-Bradley.

is a popular specialized tool designed to bypass or retrieve these lost passwords, ensuring minimal downtime. What is PLC HMI Password Unlock V4.2?

Download the original, un-passworded backup file back onto the hardware. Method 3: Official Manufacturer Support

: Designed for simple execution by technicians and engineers. Recommended Alternatives

Passwords are stored in:

: Using authorized tools like Rockwell AssetCentre to manage and back up industrial passwords securely.

: Contacting the technical support team for your specific hardware brand is the most reliable way to recover access legally and safely. Maple Systems Comparison of Hardware Types Device Type Primary Function Password Context Controls industrial processes and machinery. Protects logic and configuration data. Visual interface for operators to monitor data. Secures local settings and runtime access.

Using cracking tools may violate end-user license agreements (EULA) with automation vendors like Siemens, Rockwell Automation, Schneider Electric, or Mitsubishi. Additionally, executing unverified software on a factory floor violates standard industrial cybersecurity frameworks like . Safe and Approved Recovery Methods

If you need help with legitimate password recovery for a specific brand (Siemens, Allen‑Bradley, Schneider, etc.), I can explain the official supported process.

Additional Information
Health & Safety

ARREDO COLLA is a cement-based product. During application, wear appropriate protective clothing, goggles, gloves and respiratory equipment if necessary.

In case of contact with skin, rinse with water and again wash thoroughly with soap and water. In case of contact with eyes, rinse with plenty of water and seek medical advice accordingly.

If ingested, obtain medical attention immediately. Do not induce vomiting.

Important note

The information in this Technical Data Sheet is based on Colmef Monneli’s experience. Colmef Monneli does not accept any liability arising from the use of its products as it has no direct or continuous control over where or how its products are applied. All Colmef Monneli’s Data Sheets are updates on regular basis. It is the user’s responsibility to obtain the latest version.

additional materials
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Technical Properties Sheet
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