Agri-stretch film for round-bale ensilingAgri-stretch film for round-bale ensiling can be certified by SP for marking with the SP symbol (P-symbol). The certification includes verification of the product's compliance with the technical requirements set out in chapter 3 and a verification of the quality control procedure.
Technical requirements are verified by testing in accordance with the method described in appendix 1, developed by SP Technical Research Institute of Sweden and Swedish Machinery Testing Institute, and which includes the methods (international standards). The requirements take account of biological and practical aspects
Continuous inspection involves a quality control procedure, operated by the manufacturer, and overlying surveillance inspection at the manufacturer's, importer's or distributor's premises etc., performed by SP. The quality control procedure requirements relate to those as set out in SS-EN ISO 9001:2000. During its visits for surveillance inspection, SP will be concerned to see that the quality control procedures are operating as intended. In addition, samples of the finished products will be taken for testing
Download an issue of the Certification rules for P-marking of agri-stretch film for round-bale ensiling, SPCR 063, see link to the right
Download an information sheet about testing and certification of agri-stretch film for round-bale ensiling, see link to the right