This part of ISO 1268 specifies methods for preparing reinforced plastics test plates either by contact moulding or by spray-up moulding.<\/p>\n
It applies exclusively to glass reinforcements.<\/p>\n
It is intended to be read in conjunction with ISO 1268-1.<\/p>\n
| PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
|---|---|---|---|---|---|---|---|
| 3<\/td>\n | Fibre-reinforced plastics\ufffd\u2014 Methods of producing test plates\ufffd\u2014 <\/td>\n<\/tr>\n | ||||||
| 5<\/td>\n | Contents Page <\/td>\n<\/tr>\n | ||||||
| 6<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
| 7<\/td>\n | Fibre-reinforced plastics\ufffd\u2014 Methods of producing test plates\ufffd\u2014 1\ufffd\ufffd\ufffd Scope 2\ufffd\ufffd\ufffd Normative references 3\ufffd\ufffd\ufffd Health and safety 4\ufffd\ufffd\ufffd Principle 4.1\ufffd\ufffd\ufffd Contact moulding <\/td>\n<\/tr>\n | ||||||
| 8<\/td>\n | 4.2\ufffd\ufffd\ufffd Spray-up moulding 5\ufffd\ufffd\ufffd Materials 5.1\ufffd\ufffd\ufffd Contact moulding 5.1.1\ufffd\ufffd\ufffd Layers of reinforcing material 5.1.2\ufffd\ufffd\ufffd Thermosetting resin and curing agents 5.1.3\ufffd\ufffd\ufffd Release agent 5.2\ufffd\ufffd\ufffd Spray-up moulding 5.2.1\ufffd\ufffd\ufffd Roving or yarn packages 5.2.2\ufffd\ufffd\ufffd Pre-activated thermosetting resin 5.2.3\ufffd\ufffd\ufffd Catalyst 5.2.4\ufffd\ufffd\ufffd Release agent 6\ufffd\ufffd\ufffd Plate dimensions 6.1\ufffd\ufffd\ufffd General 6.2\ufffd\ufffd\ufffd Contact moulding 6.3\ufffd\ufffd\ufffd Spray-up moulding <\/td>\n<\/tr>\n | ||||||
| 9<\/td>\n | 7\ufffd\ufffd\ufffd Reinforcement content 7.1\ufffd\ufffd\ufffd General 7.2\ufffd\ufffd\ufffd Contact moulding 7.3\ufffd\ufffd\ufffd Spray-up moulding 8\ufffd\ufffd\ufffd Apparatus 8.1\ufffd\ufffd\ufffd Contact moulding 8.1.1\ufffd\ufffd\ufffd Scissors 8.1.2\ufffd\ufffd\ufffd Balance 8.1.3\ufffd\ufffd\ufffd Beakers 8.1.4\ufffd\ufffd\ufffd Brushes 8.1.5\ufffd\ufffd\ufffd Mohair or steel rollers 8.1.6\ufffd\ufffd\ufffd Rigid flat plate 8.1.7\ufffd\ufffd\ufffd Ventilated oven 8.1.8\ufffd\ufffd\ufffd Desiccator 8.2\ufffd\ufffd\ufffd Spray-up moulding 8.2.1\ufffd\ufffd\ufffd Glass-chopper\/spray-gun unit 8.2.2\ufffd\ufffd\ufffd Stopwatch <\/td>\n<\/tr>\n | ||||||
| 10<\/td>\n | 9\ufffd\ufffd\ufffd Procedure 9.1\ufffd\ufffd\ufffd Contact moulding 9.1.1\ufffd\ufffd\ufffd Prepare the test plate using the same parameters (number of layers, orientation, glass f… 9.1.2\ufffd\ufffd\ufffd Coat the plate or mould on which the laminate will be made with a layer of release agent… 9.1.3\ufffd\ufffd\ufffd Cut layers of reinforcement to the dimensions necessary to give a surface area large eno… 9.1.4\ufffd\ufffd\ufffd Determine the total mass 9.1.5\ufffd\ufffd\ufffd Determine the amount of resin 9.1.6\ufffd\ufffd\ufffd Condition the resin to the temperature of the laminating room before addition of the cur… 9.1.7\ufffd\ufffd\ufffd Apply a thin layer of resin and spread evenly over a surface area equivalent to the lami… 9.1.8\ufffd\ufffd\ufffd When all the layers have been applied, proceed to the curing of the plate (see 9.2\ufffd\ufffd\ufffd Spray-up moulding 9.2.1\ufffd\ufffd\ufffd Insert the specified type of glass fibre roving into the chopper and adjust the pressure… 9.2.2\ufffd\ufffd\ufffd Fill the dispenser tanks of the equipment with the pre-activated resin and the catalyst. <\/td>\n<\/tr>\n | ||||||
| 11<\/td>\n | 9.2.3\ufffd\ufffd\ufffd Operate the chopper for exactly 9.2.4\ufffd\ufffd\ufffd Coat the plate or mould on which the laminate will be made with a layer of release agent… 9.2.5\ufffd\ufffd\ufffd Apply regular layers of chopped fibres and resin, rolling after the application of each … 9.2.6\ufffd\ufffd\ufffd When the required thickness has been reached, proceed to the curing of the plate (see 9.3\ufffd\ufffd\ufffd Curing conditions 10\ufffd\ufffd\ufffd Verification of the characteristics of the plate obtained 11\ufffd\ufffd\ufffd Marking 12\ufffd\ufffd\ufffd Test plate preparation report <\/td>\n<\/tr>\n | ||||||
| 13<\/td>\n | Estimation of the number of reinforcement layers for various reinforcement materials A.1\ufffd\ufffd\ufffd Calculation method A.2\ufffd\ufffd\ufffd Product method <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Fibre-reinforced plastics. Methods of producing test plates – Contact and spray-up moulding<\/b><\/p>\n |