Sealing mastic MTOFLEX FR-225 Clinic Beton Iran

MTOFLEX FR-225 sealant mastic is a sealant based on polymer coltar and special fillers, which is poured hot and is resistant to petroleum solvents. Sealing mastic MTOFLEX FR-225 resistant to petroleum solvents with hot application system.

High performance hot poured fuel resistant
Elaetomeric joint sealant

Based on ASTM-D-3569 standard

Uses of MTOFLEX FR-225 sealant mastic

- Concrete expansion joints in runways and areas of airports and parking lots, floors of gas stations, garages and repair shops (aircraft hangars), floors of fuel, oil and military equipment warehouses, military treatment plants.

Properties and effects of MTOFLEX FR-225 sealant mastic

- Resistant to aircraft fuel

- High resistance to weather conditions

- High adhesion without the need for primer

- Resistant to oil, grease, oil and all kinds of fuel

- Resistant to tropical environments

Specifications and features of MTOFLEX FR-225 sealant mastic

The minimum seam depth in MTOFLEX FR-225 sealant must be 10 mm. For expansion joints, the ratio of width to depth is 1 to 1.5. For executive seams, the ratio of width to depth is 1 to 2.5.

Method of using MTOFLEX FR-225 sealant mastic

The work surface must be free of any grease, dust and moisture. For this, you can use wind pressure and a wire brush.

Then we heat the mastic in a double-walled pot indirectly and stir it constantly so that its temperature does not rise too much. The temperature required for mastic fluidity is 160 degrees Celsius.

If a double-walled boiler is not available, it is possible to heat the oil and continuously control it, and place another container inside the oil tank and use indirect heat to apply heat to the mastic.

Considerations of MTOFLEX FR-225 sealant mastic

The application of mastic should be done at a temperature above +5 degrees Celsius and in dry weather without wind. The temperature of the mastic when pouring into the joint should be around 140 degrees Celsius. The seams should be filled in the same level and the trans limit should not be more than 3 mm on the surface of the work. Also, MTOFLEX FR-225 sealant mastic should be poured in such a way that it does not create bubbles.

How to store MTOFLEX FR-225 sealing mastic

It is unlimited.

Technical Specifications:

Physical and chemical characteristics:

Specific weight (kg/liter): 1.35

Black color

Reversibility: 65 to 70%

Flow: Not at 75 degrees Celsius.

Softening point: at least 80°C

Mobility: 15%

Purchase and price of MTOFLEX FR-225 sealant mastic

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