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Product Range 
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We are a leading Supplier & Manufacturer of Jointing Sheets such as Cellulose Jointing Sheets, Millboard Jointing Sheets, Beater Addition Jointing Sheets and Non Asbestos Beater Jointing Sheets from India.
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| | Cellulose Jointing Sheets | We offer Sigma Cellulose Jointing Sheets having the following features: | Specification | FireFlex-60 | FireFlex-70G | | Color | Natural Yellow | Natural Yellow / Green | | Typical Original Properties Tensile Strength (kg/cm Âroperties Tensile Strength (kg/cm²) | >140 | (Glue Glycerin based) >170 | | Density (gm/cc) | 1 | 0.8 | | Compression at 1000 PSI (%) | 20-30 | 15-25 | | Recovery | >40 | >40 | | Operating Temperature(°C) | 150 | 150 | | A) ASTM Oil No. 3 (5 Hrs. at 150°C) Thickness increase/ Weight increase (%) | 10/40 max. | 15-20/30 max | | B) ASTM Fuel B (5 Hrs. at RT) Thickness increase/ Weight increase (%) | 10/40 max. | 15/30 max. | | C) Water Absorption, 22 Hrs. at Room Temp. Weight Increase (%) | 30/45 max | NS | | Thickness Available (mm) | 0.25-1.5 | 0.25-1.5 |
| Millboard Jointing Sheets | We offer Sigma Millboard Jointing Sheets having the following features: | Specification | Fireflex - 401 | Fireflex - 501 | Fireflex - 601 | Fireflex - 6015 | | Colour | Off White | Off White | White | Off White | | Operating Temperature (Âtext3" width="104">Operating Temperature (°C) | 450 | 500 | 500 | 250 | | Typical Original Properties Tensile Strength (kg/cm²) | >20 | >25 | >25 | >50 | | Density (gms/cc) | 1.0-1.1 | 1.0-1.1 | 1.1 | 0.9 | | LOI (%) | 15 | 20 | 20 | NA | | Compression at 1000 PSI %) | NS | NS | 30-Oct | 15-25 | | Recovery (%) | NS | NS | Min.30 | Min.30 | | Thickness Available (mm) | 1.0-1.5 | 1.0-1.5 | 0.5-1.5 | 0.8 (for Laminate Manufacturing) |
| | | | Beater Addition Jointing Sheets | We offer Sigma Beater Addition Jointing Sheets having the following features: | Specification | Fireflex - 6000 | Fireflex - 6010 | Fireflex - 6030 | Fireflex - 6050 | | Colour | Light Grey | Medium Grey | Grey | Dark Grey | | Typical Original Properties Tensile Strength (kg/cmÂroperties Tensile Strength (kg/cm²) | 40 | 60 | 75 | 125 | | Density (gm/cc) | 1.0-1.1 | 1.0-1.1 | 1.1-1.2 | 1.2-1.3 | | LOI (%) | 40 | 40 | 40 | 40 | | Compression at 5000 PSI (%) | 25-40 | 30-50 | 30-50 | 20-30 | | Recovery (%) | >30 | >30 | >35 | >40 | | Operating Temperature(°C) | 350 | 300 | 250 | 250 | | A) ASTM Oil No. 3 (5 Hrs. at 150°C) Thickness increase/ Weight increase (%) | NS | 10/50 max. | 10/45 max. | 5/40 max. | | B) ASTM Fuel B (5 Hrs. at RT) Thickness increase/ Weight increase (%) | NS | 10/45 max. | 10/40 max. | 5/35 max. | | C) Water Absorption, 22 Hrs. at Room Temp. Weight Increase (%) | NS | 80 max. | 80 max. | 80 max. | | Thickness Available (mm) | 0.5-1.5 | 0.4-1.5 | 0.4-1.5 | 0.4-1.5 |
| Non Asbestos Beater Jointing Sheets | We offer Sigma Non Asbestos Beater Jointing Sheets having the following features: | Non- Asbestos Beater Jointing | FireFlex -711 | FireFlex-911 | | Colour | Grey | Dark Grey | | Typical Original Proprieties Tensile Strength (kg/cmÂoprieties Tensile Strength (kg/cm²) | >30 | >75 | | Density (gm/cc) | 1.1-1.2 | 1.2-1.3 | | Compression at 5000 PSI (%) | 20-40 | 20-30 | | Recovery (%) | 30 | 30 | | Operating Temperature(°C) | 250 | 250 | | A (ASTM Oil No. 3 (5 hrs at 150°C. °C) Thickness increase/ Weight increase (%) | 10/50 max. | 10/40 max. | | B) ASTM Fuel (5 Hrs. at RT) Thickness increase/ Weight increase (%) | 10/40 max | 30/35 max. | | C) Water Absorption, 22 Hrs. at Room Temp Weight Increase (%) | 80 max. | 80 max. | | Thickness Available (mm) | 0.5-1.5 | 0.5-1.5 |
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