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Cel-Span® Purge 388

1 of 30 products in this brand
Cel-Span® Purge 388 is a transition purge that contains several proprietary additives that are essential in the cleansing cycle of high temperatures and lower melting polyolefins. Temperatures above 500 °F may cause material to smoke. Cel-Span® Purge 388 can be used directly without any mixing necessary to clean most plastic equipment during color and resin changes. The unique additives and resin system in Cel-Span® Purge 388 makes it possible to cleanse color resins in less time, in most resin applications.

Functions: Purging Agent

Compatible Polymers & Resins: Polyethylenes (PE), Polypropylenes (PP), Polystyrenes (PS)

Processing Methods: Blow Molding, Injection Molding

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Plastics & Elastomers Functions
Technologies

Features & Benefits

Product Highlights
  • Easy to use
  • No process changes needed
  • Use at the normal resin processing temperature and RPM speed
  • Safe, non-hazardous materials with FDA compliance
  • No mixing required
  • One year shelf life
  • Not just a mechanical purge

Applications & Uses

Markets
Plastics & Elastomers Processing Methods

Properties

Typical Properties
ValueUnitsTest Method / Conditions
Blend Density0.955g/cc
Amount Required (times barrel capacities suggested, but actual amount depends on machine conditions)1 - 3
Melt Flow at 190°C/21.6kg (HLMI)43840grams/10 min
Temperature Range350 - 500 (177 - 260)°F (°C)

Regulatory & Compliance

Certifications & Compliance

Packaging & Availability

Packaging Type

Storage & Handling

Storage and Handling

Cel-Span® Purge 388 has been one of the industry’s best performing purging compounds for 15 years! Our purging compounds and additives offer superior cleansing and economic value over in-house methods and other commercial purges. Cel-Span® Purge 388 is packaged in 55 lb. bags or 1,100 lb. gaylord boxes. We recommend this product be kept closed and stored in the original container, away from light, heat, and highly humid environments.