Hot Runners

Durex expands custom cartridge-heater capabilities

By PlasticsToday Staff
Published: May 7th, 2012

Durex Industries, a designer and manufacturer of heaters, temperature sensors, and controls, announced an expansion of its custom cartridge heater capabilities with the introduction of its new advanced Magnum family of cartridge heaters.

Leak proof nozzles in plug-and-play hot runner package

By PlasticsToday Staff
Published: February 16th, 2012

By threading the nozzles directly into the hot runner manifold, a new hot runner nozzle offers a leak-proof design without critical stack-up dimensions that must be maintained.  The 09E nozzle, for use with Synventive Molding Solutions' line of 'Plug 'n Play' unitized hot runner systems, has thermal- and valve-gate options, including a 9-mm internal flow bore, with 30-mm mold cut-out. Synventive says the nozzle is ideal for medium-sized part applications with maximum shot weights of 250g per nozzle.

Electrically actuated valve gate offers precision control of pin acceleration, location

By PlasticsToday Staff
Published: November 14th, 2011

New valve gate hot runner molding technology precisely controls each valve pin's position, acceleration, velocity, and stroke, offering potential benefits to multimaterial applications, sequential/cascading molding, and premium cosmetic surfaces.

Alba introduces Thermoplay side-gated hot runner to North America at PLASTEC West

By PlasticsToday Staff
Published: February 17th, 2011

A side-gated hot runner system from Thermoplay promises perfectly round cylinders with even wall thicknesses throughout, very important traits in syringe barrels or pipettes. That application, which Thermoplay and its U.S. distributor, Alba Enterprises, showed off at PLASTEC West 2011 garnered a lot of interest from medically minded show attendees.

HR nozzle for side-gated polyolefin applications

By Stephen Moore
Published: October 1st, 2010

The new Multi Shot Z10440/... from Hasco Hasenclever (Lüdenscheid, Germany) has been designed specifically for side gating and is ideal for articles such as sleeves and cannula tubes. The nozzle has been conceived specifically for application with polyolefins.

Following molders into medical

By PlasticsToday Staff
Published: August 30th, 2010

Hot runner supplier Ewikon’s major focus over the past year has been to expand and optimize its range of hot runner products for medical applications. The result is a broad range of hot runner technology specifically targeted to meet the demands of the medical industry for both high-volume disposables or the production of precision components where safety is a major consideration.   

Rewriting valve gate rules, doubling production

By PlasticsToday Staff
Published: August 25th, 2010

Mold Hotrunner Solutions (MHS) introduces Rheo-Pro iVG, an innovation the company claims is the world’s most compact back-to-back valve gate hot runner system. The new iVG is the first and only internal valve gate on the market, claims MHS. Its patented design completely “rewrites the rules” of valve gating technology and opens up endless new possibilities for high-cavity stack molds, swivel molds, and multi-material injection molds.

Hot runner solutions target small part applications

By IMM Staff
Published: April 9th, 2010

A threaded leak-proof hot runner manifold nozzle and a pneumatic bolt-on actuator for valve gate hot runner systems are the latest additions to the hot runner product line of Synventive Molding Solutions (Peabody, MA).

Easy-maintenance hot runner nozzles

By IMM Staff
Published: February 8th, 2010

A hot runner nozzle featuring a two-piece design with a body allows edge gate technology to be used with numerous materials, including difficult engineering resins. The design adopted in the Star-Line Crown Series from Heitec Hot Runner Systems (Burgwald-Bottendorf, Germany) enables mold maintenance to be performed in minutes without disassembling the tips or the crown. Expansion length is no longer a limiting factor and tool construction heights can be from 60-500 mm.

Easy-maintenance hot runner nozzles

By IMM Staff
Published: January 14th, 2010

A hot runner nozzle featuring a two-piece design with a body allows edge gate technology to be used with numerous materials, including difficult engineering resins. The design adopted in the Star-Line Crown Series from Heitec Hot Runner Systems (Burgwald-Bottendorf, Germany) enables mold maintenance to be performed in minutes without disassembling the tips or the crown. Expansion length is no longer a limiting factor and tool construction heights can be from 60-500 mm.

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