Stitching Vinyl Lp Pressing Defect

Think of your stitching as if there were no thread in the holes created by the sewing machine needle those holes become a tear strip which will weaken the vinyl and make it prone to tearing.

Stitching vinyl lp pressing defect.

Your stitch length when sewing vinyl fabric should be longer than you would use on regular fabric. Stitch length for sewing vinyl. Do they compare to a 45rpm mfsl. Once the pressing process is started the labels and vinyl matter are pressed under a pressure of 100 or more tons at a temperature of 160 c 345 f for a precise.

Record players with a heavier needle seem to play through this issue better. The vinyl of the two companies i mentioned have not been subject to any defects and sounds fantastic. No they don t but their quality can t be denied. They may not be 100 virgin vinyl but to cast aside pressings that aren t is severely limiting product.

It occurs most often on a 180g record s outer edge and is caused by the vinyl s beginning to harden prematurely. Non fill refers to a pressing defect that occurs when the molten vinyl does not flow fully to produce a well formed groove. There is and was no suspect qc on those pressings. Vintage records can look in excellent condition but be noisy due to use of impure vinyl and old cost cutting practice with some plants.

It s complicated because the parameters change during production runs and with different vinyl. In a hydraulic press fitted with 2 pre heated moulds and fitted with stampers the pre heated vinyl matter is inserted into the machine sandwiched between two completely dry labels. There s a few dodgy ones to start. The sound produced is noise a shsssshing sound that we ve all heard too often.

Pressed 7 vinyl available as 33 or 45 rpm. New reissues can have surface noise due to defects in modern manufacture. This was the problem that plagued classic s early 200g quiex sv p flat. Mint and sealed record can be less than perfect.

Sometimes you have an entire bad breakfast. Vinyl and jacket are in overall very good condition. Pressing vinyl is something of a lost art. This release was limited to 500 un numbered copies.