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Rockwool RB Slabs

Rockwool Resin Bonded (RB) Slabs are rigid thermal insulation boards manufactured from natural basalt rock and slag fibers bonded with a thermosetting resin. These slabs offer exceptional thermal, acoustic, and fire insulation properties, making them ideal for use in industrial equipment, building facades, and acoustic enclosures.

Service temperature up to 750°C
Excellent thermal conductivity: 0.059 W/m·K
High sound absorption coefficient
Non-combustible and chemically inert

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Technical Specifications

Engineered to meet global insulation standards for performance and reliability.

Parameter	Values	Standards
Density	48 / 64 / 96 / 120 kg/m³	IS 8183
Thickness	25 / 50 / 75 / 100 mm	IS 3144
Thermal Conductivity (W/m·K)	0.059 – 0.074 @ 200°C	IS 8183
Thermal Resistance (m²·K/W)	Depends on thickness & density	IS 3346
Max Service Temperature	Up to 750°C	ASTM C612

Material Properties

Property	Value	Standard
Non-combustibility	Non-combustible / Incombustible	BS 476 Part 4
Flame Spread Index	≤ 25	ASTM E84 / UL 723
Smoke Developed Index	≤ 50	ASTM E84 / UL 723
Water Absorption	< 0.5 kg/m²	BS 2972 Part 11
Water Vapour Sorption	< 5% by volume	ASTM C1104
Shot Content	< 25%	IS 3144 / IS 8183
pH (Alkalinity)	7 – 10	IS 8183

Certifications & Approvals

Tested and certified for environmental safety, fire performance, and human health.

GreenPro Certified

UL Approved

SGBC Certified

EUCEB Compliant

Applications

Versatile and reliable insulation for industrial and architectural use.

Building Insulation

Used in roofs, walls, facades, and HVAC ducts for acoustic and thermal control.

Industrial Furnaces

For lining boilers, ovens, and process heaters operating at high temperatures.

Equipment & Tanks

Used for vessel, tank, and duct insulation in refineries and power plants.

Acoustic Enclosures

For soundproofing and noise absorption in studios and heavy machinery zones.

Our Office

No. 1 & 2, Tunga Nagar Main Road, Herohalli, Magadi Road, Bangalore - 560 091.

+91 8951678009

info@dhanviglobal.in

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Rockwool RB Slabs

Rockwool RB Slabs

Technical Specifications

Material Properties

Certifications & Approvals

Applications

Building Insulation

Industrial Furnaces

Equipment & Tanks

Acoustic Enclosures

Our Office

Quick Links

Business Hours

09:00 am - 06:00 pm

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