RU94025660A - Moulding head of extruder to produce band of thermoplasts
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Moulding head of extruder to produce band of thermoplasts
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Publication number
RU94025660A
RU94025660ARU94025660/26ARU94025660ARU94025660ARU 94025660 ARU94025660 ARU 94025660ARU 94025660/26 ARU94025660/26 ARU 94025660/26ARU 94025660 ARU94025660 ARU 94025660ARU 94025660 ARU94025660 ARU 94025660A
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Application filed by Уфимское агрегатное предприятие "Гидравлика"filedCriticalУфимское агрегатное предприятие "Гидравлика"
Priority to RU94025660/26ApriorityCriticalpatent/RU94025660A/en
Publication of RU94025660ApublicationCriticalpatent/RU94025660A/en
FIELD: chemical industry. SUBSTANCE: moulding head of extruder has inner cavity, that has inlet cone, transfer zone, calibrating zone. In the case transfer zone has collecting sites made in the form of cone-shaped surfaces with smaller angle of cone placed at vertex. EFFECT: increased productivity. 1 cl, 1 dwg
Claims (1)
Изобретение относится к области машиностроения, в частности к области изготовления полимерной ленты. Формующая головка к экструдеру для изготовления ленты из термопластов содержит во внутренней полости заходный конус, переходную зону, калибрующую зону, причем переходная зона содержит накопительные участки в виде конусообразных поверхностей с меньшим углом конуса при вершине. 1 с.п. ф-лы, 1 ил.The invention relates to the field of engineering, in particular to the field of manufacture of polymer tape. The forming head to the extruder for the manufacture of tape from thermoplastics contains an inlet cone, a transition zone, a calibrating zone in the inner cavity, the transition zone containing cumulative sections in the form of cone-shaped surfaces with a smaller cone angle at the apex. 1 s.p. f-ly, 1 ill.
RU94025660/26A1994-07-081994-07-08Moulding head of extruder to produce band of thermoplasts
RU94025660A
(en)
Plastic lens material, production process of the material, composition for plastic lens, plastic lens obtained by curing the composition, and production processof the plastic lens