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MicroRock Pipe Cover stone-wool pipe section

Microfiber

MicroRock Pipe Cover stone-wool pipe section

Pre-formed stone-wool pipe section for industrial piping, steam pipes and plant pipework; maximum service temperature 650 °C per the maker.

Density
120–150 kg/m³
Maximum service temperature
650 °C ASTM C411 · ASTM C447
Thermal conductivity (λ)
0.036 / 0.045 / 0.053 / 0.065 / 0.078 / 0.094 / 0.111 W/m·K at 50 / 100 / 150 / 200 / 250 / 300 / 350 °C · ASTM C335

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See all models and sizesManufacturer documentsTechnical specifications

Product details

Pipe insulationStone wool (rock wool)Microfiber

Pre-formed stone-wool pipe section, 1 m long · MR-PC9600, MR-PC9700

Density
120–150 kg/m³
Maximum service temperature
650 °C ASTM C411 · ASTM C447
Thermal conductivity (λ)
0.036 / 0.045 / 0.053 / 0.065 / 0.078 / 0.094 / 0.111 W/m·K at 50 / 100 / 150 / 200 / 250 / 300 / 350 °C · ASTM C335

What is it?

MicroRock Pipe Cover from Microfiber is a pre-formed stone-wool pipe section for industrial work in two density models: MR-PC9600 (120 kg/m³) and MR-PC9700 (150 kg/m³), 1,000 mm long. The maker gives a pipe-size range of 21–477 mm (1/2–20 in) and a thickness range of 25–100 mm, bare or aluminium-foil faced. For industrial piping, steam pipes, petroleum pipelines and boilers in power plants, chemical plants and refineries.

What is it made of?

Stone wool (rock wool) · Facing: Bare or aluminium foil · Pipe section

Which sizes are available?

120–150 kg/m³ — Choose a size

Where does the data come from?

MicroRock Pipe Cover Series — General Product Information

Technical data from the manufacturer's documents Microfiber · Checked 12 Oct 2026

Technical specifications

All values come from the manufacturer's documents, with conditions and test standards. Values the documents do not state are not shown.

PropertyValueConditions / standardSource
Maximum service temperature650 °CASTM C411 · ASTM C447MicroRock Pipe Cover Series — General Product Information, p. 3
Thermal conductivity (λ)0.036 / 0.045 / 0.053 / 0.065 / 0.078 / 0.094 / 0.111 W/m·Kat 50 / 100 / 150 / 200 / 250 / 300 / 350 °C · ASTM C335MicroRock Pipe Cover Series — General Product Information, p. 3
Density120 / 150 kg/m³MR-PC9600 / MR-PC9700 · ASTM C302MicroRock Pipe Cover Series — General Product Information, p. 3
Dimensions1,000 mm long · nominal pipe size 21–477 mm (1/2–20 in) · thickness range 25–100 mm—MicroRock Pipe Cover Series — General Product Information, p. 2
Reaction to fireEuroClass A1EN 13501-1MicroRock Pipe Cover Series — General Product Information, p. 3
Fire performanceNon-combustible · Flame spread = 0 · Smoke development = 5ISO EN 1182:2010 · BS 476-04 · ASTM E84MicroRock Pipe Cover Series — General Product Information, p. 3
Linear shrinkage< 2%ASTM C356MicroRock Pipe Cover Series — General Product Information, p. 3
Water absorption< 1 kg/m²BS EN 1609:2013MicroRock Pipe Cover Series — General Product Information, p. 3
Chloride contentLess than 10 ppmASTM C871MicroRock Pipe Cover Series — General Product Information, p. 3

Models and sizes available

ModelDensity (kg/m³)Length (mm)Pipe size
MR-PC9600120100021–477 mm (1/2"–20")
MR-PC9700150100021–477 mm (1/2"–20")

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Applications

PipesAC, chilled-water, hot-water and steam pipesFactoriesFactory roofs, machine noise and hot pipework

Highlights

  • Maximum service temperature 650 °C
  • Pre-formed, 1 m long
  • Two densities 120 / 150 kg/m³

Manufacturer documents

MicroRock Pipe Cover Series — General Product InformationPDF · Microfiber Industries · EN

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