Chemical Processing Services - Plastic Compounding

Howard Industries' compounding services for:

• Concentrates
• Master batches
• High intensity powder/liquid blending for:
  • Colors
  • Waxes
  • Liquid additives
• Anti-microbial additives to concentrates and fillers

Done in our twin-screw extruders or Banbury mixers. We can compound in a continuous process or in batches up to 2000 lb. Whether you need development quantities, a pilot study, require processing of fine or specialty chemicals, or are ready for commercialization and full production, Howard Industries is your chemical processing partner.

Users of Howard Industries' Compounding Services also make use of our Milling, Classifying, Agglomerating, and Packaging services.

In addition to our processing capabilities, Howard Industries can support you with our consulting and engineering services. Contact us at 800.776.9163 today.

Equipment

Twin Screw Extruders # of Units 3
NABCO units 100mm each. Counter rotating twin screws with changeable lobes for customers specified shear formulations. W & P ZSK 170 MM twin screw with changeable lobes for customer specified shear formulations.
 

Single Screw # of Units 2
Sterling - 6" 24:1 vented single screw extruder. Optional screw configuration for customer specified shear formulations.
 

Banbury Mixer # of Units 1
200 lb. Batch size, 4 speed Banbury type compounding mixer with a heated jacket and 6 additive feed system (1 feed stock resin 5 additive). This unit fluxes material thendrops to an 8" strainer extruder.
 

Pelletizers # of Units 6
All of the above extrusion equipment can be fitted with the following pelletizers: Underwater cut, hot face cut, or cold cut. Bonnot type extruder, 6" dia screw, hopper is 19" wide x 25' long x 14" deep, 12" long-jacketed barrel extension, 7.5 hp Vickers hydraulic drive. Werner & Pfleiderer twin screw extruder, type 25K120, side by side design, L/D 20, vented, electric heated, water cooled.
 

Quality Control
All products are transferred to Quality Control hold tanks @ 10,000 lbs for quality check and approval.
 

Post Blending Options # of Units 5
After quality approval, post blends or 10,000 to 440,000 lb. Lots can also be achieved to assure uniformity.
 

Packaging # of Units 7
Packaging performed to customer specification including, but not limited to, 25 kg bags 1,000 lb. Boxes, drums, bulk trucks/rail cars, bulk bags.