Stitching Vinyl Lp Pressing Defect

New reissues can have surface noise due to defects in modern manufacture.

Stitching vinyl lp pressing defect.

Pressing vinyl is something of a lost art. 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. Vinyl and jacket are in overall very good condition. No they don t but their quality can t be denied.

The sound produced is noise a shsssshing sound that we ve all heard too often. Mint and sealed record can be less than perfect. The vinyl of the two companies i mentioned have not been subject to any defects and sounds fantastic. Pressed 7 vinyl available as 33 or 45 rpm.

It s complicated because the parameters change during production runs and with different vinyl. Non fill refers to a pressing defect that occurs when the molten vinyl does not flow fully to produce a well formed groove. 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.

It occurs most often on a 180g record s outer edge and is caused by the vinyl s beginning to harden prematurely. Your stitch length when sewing vinyl fabric should be longer than you would use on regular fabric. There is and was no suspect qc on those pressings. There s a few dodgy ones to start.

Stitch length for sewing 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. Sometimes you have an entire bad breakfast. This was the problem that plagued classic s early 200g quiex sv p flat.

They may not be 100 virgin vinyl but to cast aside pressings that aren t is severely limiting product. Vintage records can look in excellent condition but be noisy due to use of impure vinyl and old cost cutting practice with some plants. This release was limited to 500 un numbered copies. Record players with a heavier needle seem to play through this issue better.