Established in 1950, DMN-WESTINGHOUSE has been a trusted supplier of rotary valves and diverter valves for a large range of dry bulk solids processing industries for decades. True to our promise to provide future-proof value, our experts continue monitoring the performance of our products in practice, including in the context of customer feedback and emerging new technologies and practices.
Such new technologies offer new possibilities – and this potential urged DMN-WESTINGHOUSE to update and improve the existing plug diverter valve (the PTD-II), culminating in the launch of the PTD plug diverter valve in the first quarter of 2025.
The PTD plug diverter valve
- 8-10x faster seal replacement
- Spend less time servicing to boost your production hours
- Plug position indicator on both sides
- Service from your preferred side
The PTD plug diverter valve is especially designed to route powders and pellets in pneumatic conveying systems with minimum degradation. Precision machining, proper sealing, and an obstruction-free internal geometry guarantee a smooth passage of your product.
The user-friendly, foolproof design enables quick on-site internal examination, servicing, and – when necessary – replacement of seals. The PTD design features no moving parts on the outside and complies with all current guidelines regarding safety in the workplace.
Specifications
- Aluminium housing and end covers, installed with a dual-pipe plug (two-channel design)
- All product contact surfaces are stainless steel AISI 316/DIN 1.4404
- No moving parts on the outside
- Three FDA and EC 1935/2004-compliant silicone belly seals guarantee the sealing between housing and plug
- Pressure-tight body, ensuring no leakage to atmosphere
- Fitted with static belly seals, the standard PTD is suitable for systems with positive pressures up to 3 barg
- Fitted with inflatable belly seals, the PTD is suitable for systems with positive pressures up to 6 barg
- Pressure shock resistant up to 10 barg*
- The PTD with static belly seals is standard supplied with solenoid valve and inductive position sensors. As an option, a terminal box, can be selected
- The PTD with inflatable belly seals is supplied with a complete electro-pneumatic control system, including solenoids, terminal box and inductive position sensors
- The standard diverter is suitable for product temperatures ranging from -25 to 80°C at ambient temperatures of -10 to 40°C. Versions suitable for higher temperatures are available on request
- Versions with electrical drive and/or wear-resistant pipes available
- EC 1935/2004 compliant
- ATEX 2014/34/EU certification available
Properties
- Glue-free belly seals ensure a fast seal replacement process
- Easy, two-sided access – service the diverter from the most convenient side
- Plug position indicator on both sides
- Minimal service required
- The compact form and user-friendly design ensure great ease of operation
Benefits
Glue-free seal replacement, faster checks, minimal servicing needs, and maximum user-friendliness each lead to greater efficiency. Your operators perform their tasks quicker, leading to minimal downtime.
Your benefit? The PTD sets a new standard in servicing efficiency, ensuring more uptime and reduced expenses.
The PTD plug diverter valve is suitable for a range of industries: aquaculture, dairy, pharma, animal feed, food, plastics, (ev) batteries, infant formula, recycling, biomass, minerals, rubber, (petro)chemicals, paint, cosmetics and pet food.
*Size 200 excluded
