Up-Twiga - Glass Wool
Twiga is the leading manufacturer of glass wool insulation in India, with a twenty-five year track record of supplying domestic and export customers with
world-class products for thermal and acoustic insulation. An ISO 9001 certified company, Twiga commenced its operations in 1979 and is a technology licensee of Isover Saint Gobain, the leading manufacturer of insulation worldwide.
With two manufacturing facilities located in Northern and Western India (offering a total capacity of 16,000 tons per year), seven marketing and support offices in each of the major Indian metros, and a national distribution
network, Twiga's service and support is unmatched in the industry.
As a result of Twiga's commitment to quality and reliability, Twiga Insul has been selected for many of India's most prestigious projects, ranging from national landmarks and government buildings to high profile commercial complexes.
Whether you need insulation for ducts, metal buildings, acoustics or any other purpose, we hope you will give us the opportunity to use our extensive experience for your benefit.
Applications
Twiga Insul is manufactured in various densities and thicknesses for different applications. Recommended product specifications for selected market segments and applications are as follows:
| Segment | Application | Recommended Products | Benefits |
|---|---|---|---|
| HVAC | Duct Thermal | 16 kg/m3 to 32 kg/m3 Rolls 48 kg/m3 Boards Facing: FSK, Black FSK Double sided FSK |
• Temperature control • Fire safety • Energy conservation |
| Duct Acoustic | 48 kg/m3 Boards 32 kg/m3 Rolls Facing: BGT, FGT |
• Sound absorption | |
| AHU Room | 32 kg/m3 Rolls Facing: FGT, BGT |
• Sound absorption • Temperature control |
|
| Textile | Duct Thermal | 16 kg/m3 to 24 kg/m3 Rolls Facing: FSK |
• Temperature control • Prevents condensation • Fire Safety |
| Over False Ceiling | 16 kg/m3 to 24 kg/m3 Rolls | • Temperature control • Reduces heat load • Energy conservation • Easy to apply |
|
| Metal Roof Insulation | As per pre-engineered metal buildings | As per pre-engineered metal buildings | |
| Pre- Engineered Metal Buildings | Metal Roof Insulation | 12 kg/m3 to 24 kg/m3 Rolls Facing: FSK, WMP-VR, HSMAF |
• Thermal comfort • Sound absorption (eg. rain noise) • Eliminates requirement for 2nd skin • Lowest cost insulated solution • Fire safety • Easy to install • Non corrosive to metal • Aesthetically appealing |
| Wall Cladding | 16 kg/m3 to 24 kg/m3 Rolls Facing: FSK, WMP-VR |
• Thermal comfort • Sound absorption |
|
| Multiplex, Theatre, Studio and Other Sound Spaces | Acoustic | 16 kg/m3 to 32 kg/m3 Rolls 40 kg/m3 to 64 kg/m3 Boards Facing: BGT, FGT, Black Glass Cloth Ceiling Tiles - 100 kg/m3 Boards/Tiles |
• Improves acoustics • Fire safety • Easy to handle and install |
| Commercial and Public Buildings | Underdeck | 24 kg/m3 to 32 kg/m3 Rolls/Slabs Facing: FSK |
• Energy Conservation • Reduces heating/cooling load • Fire safety |
| Partitions | 16 kg/m3 to 32 kg/m3 Rolls Facing: BGT/FGT |
• Noise control | |
| Cavity Wall | 32 kg/m3 Rolls 48 kg/m3 Boards |
• Energy Conservation • Reduces heating/cooling load • Noise control |
|
| Transport | AC Buses, Railway Coaches (walls and ceilings) | 16 kg/m3 to 24 kg/m3 Rolls Facing: FSK |
• Dimensional stability • Resists jolting and vibrations • Noise control • Fire safety • Thermal comfort |
| Spandrel / Structural Glazing | Walls | 24 kg/m3 to 64 kg/m3 Boards Facing: BGT |
• Easy to apply • Non-corrosive • Fire safety |
| Cold Storage | Walls & Ceiling | 22 kg/m3 to 27 kg/m3 Slabs | • Energy conservation • Reduces heat load • Fire safety |
| Acoustic Enclosures | Gensets | 24 kg/m3 to 32 kg/m3 Rolls Facing: BGT |
• Sound absorption • Fire safety • Non-corrosive • Resists vibration and jolting • Durable/long life |
| Solar Collectors | Collector Plate | 16 kg/m3 to 20 kg/m3 Rolls | • Minimizes heat loss • Non corrosive |
| Thermal Power Stations | ESP | 24 kg/m3 to 32 kg/m3 Rolls | • Heat conservation • Noise control • Non corrosive • Durable/long life • Resists vibration |
| Chimney (Single Flue & Multi Flue) | 32 kg/m3 Rolls, 48 kg/m3 & 64 kg/m3 Boards |
• Keeps gases hot • Minimizes heat loss • Non corrosive • Durable/long life |
|
| Pipes and Vessels | 24 kg/m3 to 32 kg/m3 Rolls 52 kg/m3 to 64 kg/m3 Boards |
• Temperature control for process control • Energy conservation • Personnel protection • Non corrosive |
|
| Refineries, Petro Chemical Units & Process Industries | Pipes and Vessels | 24 kg/m3 to 32 kg/m3 Rolls 52 kg/m3 to 64 kg/m3 Boards |
• Temperature control for process control • Energy conservation • Personnel protection • Non corrosive • Durable /Long life |
| LNG Storage Tanks | Suspended Deck | 12 kg/m3 to 20 kg/m3 Rolls | • Easy to apply • Energy conservation • Temperature maintenance • Excellent resilience • Withstands expansion and contraction |
FSK = Foil Scrim Kraft; FGT = Fiberglass Tissue; BGT = Black Glass Tissue; WMP-VR = Premium White Facing HSMAF = High Strength Meshless Aluminium Foil
Twiga Insul Characteristics
| Temperature Range | Twiga Insul is suitable for applications ranging from minus 195ºC to 230ºC. For special applications upto 450ºC, high temperature binder is available. Aluminium foil facing is suitable upto 120ºC. |
|---|---|
| Chemical Stability | Twiga Insul is chemically inert. Application does not cause or accelerate corrosion. Twiga insul is rot proof and odourless. |
| Fire Safety | Twiga Insul is non-combustible in accordance with BS 476 Part 4, ISO 1182, IS 3808 and IMO (FTP). * conforms to Class ’O’ as per BS 476 Part 6 & 7 * conforms to Class 1 as per BS 476 Part 7 * non emission of dense smoke and toxic gases (Toxicity index 0.65 as per BS 6853) * non depletion of oxygen (high oxygen index of 70) |
| Biological | Twiga Insul is inorganic. Does not encourage growth of fungi and vermin. |
| Dimensional | Twiga Insul is stable under varying conditions of temperature and humidity when applied correctly. Excellent tear strength and not prone to sagging or settling. Rigid slabs have inherently high compression resistance. |
| Vibration and Jolting Resistance | Conforms to IS 3144 / BS 2972. |
| Moisture Content | Less than 2% in accordance with IS 3144 / BS 2972. |
| Water Absorption | Less than 2% in accordance with IS 3144 / BS 2972. |
| Shot Content | Nil, exceeding requirements of IS 3144 / BS 2972. |
| Odourless | Conforms to IS 3144. |
| No Mould Growth | Conforms to IS 3144. |
| Recovery After Compression | More than 95% in accordance with IS 8183 / BS 3958 Part 5 |
Thermal Conductivity (K-values) & Thermal Resistance (R-values) of Twiga Insul
Thermal Conductivity in W/MK
| Mean Temp.in DegC | Density in kg/m3 12 |
Density in kg/m3 16 | Density in kg/m3 24 | Density in kg/m3 32 | Density in kg/m3 48 |
|---|---|---|---|---|---|
| 10 | 0.038 | 0.035 | 0.031 | 0.030 | 0.027 |
| 25 | 0.041 | 0.039 | 0.033 | 0.032 | 0.030 |
| 50 | 0.048 | 0.043 | 0.039 | 0.035 | 0.033 |
| 100 | 0.065 | 0.057 | 0.047 | 0.043 | 0.040 |
Thermal Resistance in sq.m.K/W, Thickness 25 mm
| Mean Temp.in DegC | Density in kg/m3 12 |
Density in kg/m3 16 | Density in kg/m3 24 | Density in kg/m3 32 | Density in kg/m3 48 |
|---|---|---|---|---|---|
| 10 | 0.66 | 0.71 | 0.81 | 0.83 | 0.93 |
| 25 | 0.61 | 0.64 | 0.76 | 0.78 | 0.83 |
| 50 | 0.52 | 0.58 | 0.64 | 0.71 | 0.76 |
| 100 | 0.38 | 0.44 | 0.53 | 0.58 | 0.63 |
Thermal Resistance in sq.m.K/W, Thickness 50 mm
| Mean Temp.in DegC | Density in kg/m3 12 |
Density in kg/m3 16 | Density in kg/m3 24 | Density in kg/m3 32 | Density in kg/m3 48 |
|---|---|---|---|---|---|
| 10 | 1.32 | 1.43 | 1.61 | 1.67 | 1.85 |
| 25 | 1.22 | 1.28 | 1.52 | 1.56 | 1.67 |
| 50 | 1.04 | 1.16 | 1.28 | 1.43 | 1.52 |
| 100 | 0.77 | 0.88 | 1.06 | 1.16 | 1.25 |
Acoustic Insulation Values
| Specification Density x Thicknes | Average NRC Frequency Range 100Hz-8000Hz |
|---|---|
| 16 kg/m3 x 50 mm | 0.92 |
| 24 kg/m3 x 50 mm | 1.00 |
| 32 kg/m3 x 50 mm | 1.05 |
| 48 kg/m3 x 50 mm | 1.20 |