Algoflon® DF 120 F exhibits good green strength and very low memory effects that are very useful for pipe liners processing. It shows large processing range because can be used from small to large diameters.

Main features of Algoflon® DF 120 F include:
- Good green strength
- Low memory effects
- Low radial shrinkage
- Good mechanical properties

Applications: Gaskets; Industrial Applications; Liners; Tape

Features: Chemical Resistant; Good Processing Stability; Good Thermal Stability; Low Friction

Processing
- Algoflon® DF 120 F is processed according to methods conventionally used for paste extrusion. Initially the powder is mixed with a lubricant to produce a paste. This is then compacted into a preform and extruded through a finishing die using a ram extruder. According to desired final items, further processing steps like drying and sintering are needed for pipe liner production while calendering, removal of lubricant and stretching are generally carried out to make final products such as tapes and other general porous items. The mixing, preforming, extrusion, heating and stretching steps must all be carefully controlled to produce defect free products.

Storage and Handling
- Algoflon® PTFE fine coagulated powders must be stored and handled carefully to avoid excessive shearing and particle fibrillation. Fibrillation is irreversible and damaged particles can appear as defects in manufactured articles. PTFE fine coagulated powders must be handled below 19°C because above this temperature the powders are softer and can be more easily laminated. It is recommended sieving of powders below 19°C before adding lubricant. Strong vibrations and shocks must be avoided as much as possible for prevent lumps formation. Storage and transportation should be carried out in the range 5 - 19°C. Moreover, the powders must be stored in a dry room because the absorption of moisture could negatively affect its processing. Storage and handling facilities should be clean since even very small foreign particles can cause defects in finished products. Keep resin drums closed and clean. Good housekeeping and careful handling are essential.

Safety and Toxicology
- Before using Algoflon® PTFE fine coagulated powders consult the product Material Safety Data Sheet and follow all label directions and handling precautions. As with all PTFE materials, handling and processing should only be carried out in well ventilated areas. Vapor extractor units should be installed above processing equipment. Fumes must not be inhaled and eye and skin contact ought to be avoided. In case of skin contacts wash with soap and water. In case of eye contact flush with water immediately and seek medical help. Do not smoke in areas contaminated with powder, vapor or fumes.

Information provided by Solvay Specialty Polymers.