spinneret


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spinneret

one of a number of tubular appendages that, in spiders and some insects, exudes silk threads. In spiders the silk is used to make webs, and in insects to make cocoons. Spinnerets in insects and spiders are not homologous structures.
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After breaking down the proteins into cellulose, the result is forced through a spinneret, mimicking the silkworm.
Only low viscosity materials could be spun into meltblown webs to avoid excessive polymer swelling upon exit of the spinneret.
The dual slot sharp blunt die is used for numerical simulation in this work, the spinneret hole diameter is 0.
The shape is spun using soft thread that is covered with a special resin in the spinneret.
The water circuit reveals every hole in the spinneret that is not perfectly clean.
invasion artifact practice, like a luxury spinneret, like a
In 1903 Usk joined forces with the Llangibby Hunt but the association was short lived and the final meeting took place on April 2, 1906, when the last race, the 3m Llandenny Chase, worth pounds 28, was won by Spinneret.
The conditions for spinning are as follow: spinneret diameter (1mm), take-up roller speed (180-200r/min), the distance between spinneret and take-up roller (150 mm), spinning temperature (110[degrees]C to 120[degrees]C).
A spinneret with a reservoir containing liquid-state materials rotates centrifugally on an axis at high rpm.
Spinneret silk spigot morphology: evidence for the monophyly of orbweaving spiders, and the group Theridiidae plus Nesticidae.
The solution is passed through a spinneret (similar to the holes in a showerhead) to form soft filaments that are then converted or "regenerated" into almost pure cellulose.
The silk threads come from spinneret glands found at the spider's abdomen.