Compression moulding

BPERFORMING OPERATIONS TRANSPORTING B29Plastic substance processing B29CSHAPING OR JOINING OF PLASTICS SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL AFTER-TREATMENT OF THE SHAPED PRODUCTS

B29C43/00Compression moulding

B29C43/003characterised by the choice of material B29C43/006Pressing and sintering powders, granules or fibres B29C43/02of articles of definite length B29C43/021characterised by the shape of the surface B29C43/027having an axis of symmetry B29C43/04using movable moulds B29C43/06continuously movable in one direction B29C43/08with circular movement B29C43/085and material fed in a continuous form B29C43/10Isostatic pressing B29C43/102using rigid mould parts specially adapted for moulding articles having an axis of symmetry B29C43/104the mould cavity lying totally outside the axis of symmetry B29C43/12using bags surrounding the moulding material or using membranes contacting the moulding material B29C43/14in several steps B29C43/145for making multicoloured articles B29C43/146for making multilayered articles B29C43/16Forging B29C43/18incorporating preformed parts or layers B29C43/183the preformed layer being a lining B29C43/184shaped by the compression of the material during moulding B29C43/20Making multilayered or multicoloured articles B29C43/203Making multilayered articles B29C43/206by pressing the material between two preformed layers B29C43/22of articles of indefinite length B29C43/222characterised by the shape of the surface B29C43/224having a profiled section B29C43/226having a corrugated section B29C43/228using endless belts feeding the material between non-rotating pressure members B29C43/24Calendering B29C43/245Adjusting calender parameters B29C43/26in several steps B29C43/265for making multilayered articles B29C43/28incorporating preformed parts or layers B29C43/30Making multilayered or multicoloured articles B29C43/305Making multilayered articles B29C43/32Component parts, details or accessories Auxiliary operations B29C43/34Feeding the material to the mould or the compression means B29C43/36Moulds for making articles of definite length B29C43/3607with sealing means or the like B29C43/361with pressing members independently movable of the parts for opening or closing the mould B29C43/3642Bags, bleeder sheets or cauls for isostatic pressing B29C43/3697comprising rollers or belts cooperating with non-rotating mould parts B29C43/38with means to avoid flashes B29C43/40with means for cutting the article B29C43/42for undercut articles B29C43/44Compression means for making articles of indefinite length B29C43/46Rollers B29C43/48Endless belts B29C43/50Removing moulded articles B29C43/52Heating or cooling B29C43/54Compensating volume change B29C43/56Compression moulding under special conditions B29C43/58Measuring, controlling or regulating