Though I don't have a solution, I would tend to agree with your
tentative guess, perhaps aggravated by the moisture associated with the
poor storage conditions that you mentioned. As Gary Galo said: "This is
a strange problem."
Please keep us informed.
Corey Bailey Audio Engineering
On 10/16/2018 1:58 PM, Tim Gillett wrote:
> Hi Corey,
> No, definitely not normal sticky shed or even any stickiness.
> My tentative guess is that with time and pressure the rough surface of
> the paper backing has imprinted itself onto the adjacent layer's
> smoother oxide surface so that many tiny "interlock" or clasp points
> have formed. On the sections where the winds have separated without
> damage, the interlocks have released and now there is no longer a
> stiction in those sections. I can rewind the tape back from where the
> tape stopped and it winds perfectly. No stiction. For a paper tape,
> the pack is quite good. When I run the tape forward, as soon as it
> gets to the point where I stopped separating the wind, the adhesion
> It's complicated by various sticky tape splices which have gone gooey
> and oozed, causing adhesions at those points but that's a separate issue.
> Yes there are unrecorded sections which I can experiment with.
> ----- Original Message ----- From: "Corey Bailey"
> <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Wednesday, October 17, 2018 4:12 AM
> Subject: Re: [ARSCLIST] Soundmirror paper 1/4" tape
>> Hi Tim,
>> It's hard to recommend a solution without visually assessing the
>> problem. For polyester base tapes that have layer-to-layer adhesion,
>> I usually have to bake them at a lowered temperature (118° F. or
>> less) for 6 to 8 hours and then I will check the tape again. For
>> paper backed tape, baking may not work. Is there an unrecorded
>> section that you could use for testing? For me, baking audio tape is
>> reserved as a last resort. Layer-to-layer adhesion is the one exception.
>> Corey Bailey Audio Engineering