A molding apparatus (10,10',10c,10d) comprising: a movable molding surface (15,42) defining an array of molding cavities (40,40a,40d,140); a pressure shoe (12,12a,12b,12c,12d,12') having a generally stationary outer surface (13,13a,13b,13c) defining in cooperation with the molding surface (15,42) a pressure zone (11,11a,11b,11c,11d,11'); and a resin source configured to introduce molten resin into the pressure zone (11,11a,11b,11c,11d,11') to be forced into at least some of the molding cavities (40,40a,40d,140) by pressure in the pressure zone; wherein the molding surface (15,42) is movable with respect to the pressure shoe (12,12a,12b,12c,12d,12') to progressively introduce molding cavities (40,40a,40d,140) to the pressure zone (11,11a,11b,11c,11d,11') to be filled with resin while the outer surface (13,13a,13b,13c) of the pressure shoe (12,12a,12b,12c,12d,12') and the molding surface (15,42) define therebetween an entrance gap of progressively decreasing gap width (g) upstream of the pressure zone (11,11a,11b,11c,11d,11') with the outer surface of the pressure shoe (12,12a,12b,12c,12d,12') spaced from the molding surface (15,42) in the pressure zone to define a minimum gap at which the outer surface (13,13a,13b,13c) of the pressure shoe (12,12a,12b,12c,12d,12') has a slope essentially and locally parallel to the molding surface (15,42), and wherein the pressure shoe (12,12a,12b,12c,12d,12') is adapted to be held in a flexed condition against resin in the pressure zone (11,11a,11b,11c,11d,11') while forcing resin into the cavities (40,40a,40d,140), with the outer surface (13,13a,13b,13c) of the pressure shoe (12,12a,12b,12c,12d,12') curved upstream of the pressure zone (11,11a,11b,11c, 11d,11'). a movable molding surface (15,42) defining an array of molding cavities (40,40a,40d,140); a pressure shoe (12,12a,12b,12c,12d,12') having a generally stationary outer surface (13,13a,13b,13c) defining in cooperation with the molding surface (15,42) a pressure zone (11,11a,11b,11c,11d,11'); and a resin source configured to introduce molten resin into the pressure zone (11,11a,11b,11c,11d,11') to be forced into at least some of the molding cavities (40,40a,40d,140) by pressure in the pressure zone; wherein the molding surface (15,42) is movable with respect to the pressure shoe (12,12a,12b,12c,12d,12') to progressively introduce molding cavities (40,40a,40d,140) to the pressure zone (11,11a,11b,11c,11d,11') to be filled with resin while the outer surface (13,13a,13b,13c) of the pressure shoe (12,12a,12b,12c,12d,12') and the molding surface (15,42) define therebetween an entrance gap of progressively decreasing gap width (g) upstream of the pressure zone (11,11a,11b,11c,11d,11') with the outer surface of the pressure shoe (12,12a,12b,12c,12d,12') spaced from the molding surface (15,42) in the pressure zone to define a minimum gap at which the outer surface (13,13a,13b,13c) of the pressure shoe (12,12a,12b,12c,12d,12') has a slope essentially and locally parallel to the molding surface (15,42), and wherein the pressure shoe (12,12a,12b,12c,12d,12') is adapted to be held in a flexed condition against resin in the pressure zone (11,11a,11b,11c,11d,11') while forcing resin into the cavities (40,40a,40d,140), with the outer surface (13,13a,13b,13c) of the pressure shoe (12,12a,12b,12c,12d,12') curved upstream of the pressure zone (11,11a,11b,11c, 11d,11').