DNA Gasket – Gland Packing Product Range
DNA – 9
DNA – 10
DNA – 11
DNA – 18
DNA – 27
DNA – 45
DNA – 63
DNA – 81
DNA – 99
DNA – 612
DNA – 650
DNA – 6003
DNA-Gasket-Product-5 – 9: PTFE fiber packing of 100% virgin fibers
Description: This packing is made from 100% virgin PTFE yarns. These are Self Lubricating yarns, requiring no external lubricant. Ideal for Oxygen services and resistant to corrosive acids.
Service Conditions: Liquid oxygen pumps & valves, acids, Alkalis, solvents, dryers, chemicals, air compressors.
| рН | Temp°C | Pr.Bar | Velocity | Density |
|---|---|---|---|---|
| 0-14 | -225°C to 275°C | upto 350 BAR | 0-20 m/s | 1.4 to 1.6 g/cm² |
DNA – 10: PTFE fibre packing with synthetic Rflon Lubricant
Description: Manufactured using 100% virgin PTFE yarns Densely Impregnated with Rflon PTFE dispersion for high pressure. Has non toxic and inert constituents.
Service Conditions: Acid, alkalis, Gland areas where zero tolerance to contamination is required, dyes, paper, pulp, high Pressure valves.
| рН | Temp°C | Pr.Bar | Velocity | Density | Size mm |
|---|---|---|---|---|---|
| 0-14 | -225 to +275 | 350 | 0-20 m/s | 1.4 to 1.6 g/cm² | 3 to 50 |
DNA – 11: Synthetic PTFE fiber packing
Description: Manufactured using synthetic PTFE yarns. They are suited for Low pressure applications in the Food and pharmaceutical industry.
Service Conditions: Clean water handing pumps & valves, Food, Chemicals and pharma industries.
| рН | Temp°C | Pr.Bar | Velocity | Density | Size mm |
|---|---|---|---|---|---|
| 0-14 | -200 to +250 | 200 | 0-20 m/s | 1.4 to 1.6 g/cm² | 3 to 50 |
DNA – 18: Pure Graphite Packing
Description: Braided from Pure Graphite fibers. Non-corrosive, self lubricating, providing frictionless sealing and good life. (RI-181 is Inconel wire reinforced).
Service Conditions: Acids, Alkalis, Oils, High Pressure Steam applications. Not suitable for Nitric acid.
| рН | Temp°C | Pr.Bar | Velocity | Density | Size mm |
|---|---|---|---|---|---|
| 2-14 | -200 to +600 | 300 Bar | 0-15 m/s | 0.9 to 1.3 g/cm² | 3 to 50 |
DNA – 27: Pure Aramid fibre packing
Description: Braided from Pure Aramid Fibers. Extremely strong and smooth. Treated with special quality High temperature resistant lubricant.
Service Conditions: Solvent, acids, alkalis, oils, pharmaceuticals, gritty water, for sewerage application etc.
| рН | Temp°C | Pr.Bar | Velocity | Density |
|---|---|---|---|---|
| 2-13 | -225 to 325 | upto 400 BAR | 0-28 m/s | 1.3 to 1.7 g/cm² |
DNA – 45: GFO (Gore’s PTFE Graphite packing)
Description: Braided from Gore GFO PTFE graphite Fibers. Special blended lubricant prevents packing from hardening, minimizing shaft wear and giving longer life.
Service Conditions: Oils, hydrocarbons, solvents, acids, alkalis, detergents, distilleries, chemicals, dyes, intermediates, pesticides, marine application.
| рН | Temp°C | Pr.Bar | Velocity | Density |
|---|---|---|---|---|
| 0-14 | -240 to 300 | upto 400 BAR | 0-28 m/s | 1.3 to 1.7 g/cm² |
DNA – 63: Aramid + GFO® fibre Packing
Description: Combines GFO® fibre at the faces and Pure Aramid at the corners for excellent dimensional stability and abrasion resistance. Designed for high pressure and abrasive media.
Service Conditions: Hazardous and Abrasive media, dewatering pumps, fine slurry pumps, etc.
| рН | Temp°C | Pr.Bar | Velocity | Density | Size mm |
|---|---|---|---|---|---|
| 2-12 | -250 to +280 | 500 Bar | 0-20 m/s | 1.4 to 1.6 g/cm² | 3 to 50 |
DNA – 81: PTFE Aramid Packing
Description: Combines PTFE fiber at the faces and Pure Aramid at the corners. Non toxic, non contaminating packing with excellent dimensional stability. Recommended for Plunger pumps.
Service Conditions: Liquid ammonia, carbonate, Urea, oxygen pumps & valves, acids, food industry.
| рН | Temp°C | Pr.Bar | Velocity | Density |
|---|---|---|---|---|
| 2-12 | -200 to 300 | upto 500 BAR | 0-20 m/s | 1.4 to 1.6 g/cm² |
DNA – 99: PTFE Graphite gland packing
Description: Braided from PTFE GRAPHITE Fibers. Self lubricating property assists heat dissipation, ensuring low friction and minimal shaft wear.
Service Conditions: Oils, hydrocarbons, solvents, acids, alkalis, detergents, distilleries, chemicals, dyes, intermediates, pesticides.
| рН | Temp°C | Pr.Bar | Velocity | Density |
|---|---|---|---|---|
| 0-14 | -240°C to 300°C | upto 400 BAR | 0-20 m/s | 1.3 to 1.7 g/cm² |
DNA – 612: Pure carbon with Graphite Packing
Description: Combines Pure Carbon Fibers at corners and Flexible Graphite yarns at core/face. Provides excellent flexibility and Compressibility for High Temperatures and valve applications.
Service Conditions: Designed for High Temperatures, chemicals, and for valve applications.
| рН | Temp°C | Pr.Bar | Velocity | Density | Size mm |
|---|---|---|---|---|---|
| 0-14 | -200 to +600 | 350 Bar | 0-20 m/s | 1.4 to 1.6 g/cm² | 3 to 50 |
DNA – 650: Ultra Pure Graphite fiber Packing
Description: 100% Pure graphite packing for extreme applications of High Temperatures and aggressive media. Ensures excellent heat conductivity, low friction, high Temperature resistance.
Service Conditions: Acids, Alkalis, oil, solvents, steam, Thermic fluid pumps, hot tar pumps, refinery services, etc.
| рН | Temp°C | Pr.Bar | Velocity | Density | Size mm |
|---|---|---|---|---|---|
| 0-14 | -250 to +650 | 350 Bar | 0-12 m/s | 1.4 to 1.6 g/cm² | 3 to 50 |
DNA – 6003: Carbonaceous Aramid fiber Packing
Description: Combines Pure Aramid (Kelvar) fibers with dense Carbon impregnation. Carbon ensures excellent heat dissipation and very low friction. Designed for aggressive and abrasive slurry pumps.
Service Conditions: Hazardous and Abrasive media, Slag & slurry pumps, etc.
| рН | Temp°C | Pr.Bar | Velocity | Density |
|---|---|---|---|---|
| 0-14 | 300 | 250 Bar | 25 m/s | 1.4 |