PREN 14889-2 : DRAFT 2004

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Requirements
  5.1 Classification of fibres
  5.2 General
       5.2.1 Polymer type
       5.2.2 Shape
       5.2.3 Bundled polymer fibres
       5.2.4 Surface treatment or coating:
  5.3 Dimensions and tolerances
       5.3.1 General
       5.3.2 Length
       5.3.3 Determination of (equivalent) diameter
       5.3.4 Shape of fibres
  5.4 Tensile strength of fibres
  5.5 Modulus of elasticity (for class III fibres only)
  5.6 Melting point and point of ignition of fibres
  5.7 Effect on workability of fibre reinforced concrete
  5.8 Effect on the strength of fibre reinforced concrete
  5.9 Balling on mixing
  5.10 Potential reaction to alkali
  5.11 Release of dangerous substances
6 Evaluation of conformity
  6.1 General
  6.2 Sampling
  6.3 Initial type tests
       6.3.1 Initial type testing
  6.4 Factory production control (FPC)
       6.4.1 General
       6.4.2 Equipment
       6.4.3 Raw materials
       6.4.4 Design process
       6.4.5 Product testing and evaluation
       6.4.6 Traceability
       6.4.7 Corrective actions for non conforming products
Annex A (normative) Conditions for switching of the control
        regimes T-N-R
Annex ZA (informative) Clauses of this European Standard
         addressing essential requirements or other
         provisions of EU Directives

Describes requirements for polymer fibres for use in mortar and concrete.