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MULTI-PLASTICS, INC. is the major North American supplier of polystyrene film used by most envelope manufacturers today. Approximately 52% of the North American envelope manufacturers use EWF by choice and 35-40% of the European envelope manufacturing community, as well. That equates into approximately 100 billion pieces of mail per year that are windowed with EWF from MULTI-PLASTICS, INC.

In order to save the Calculator to your hard drive, right click on the link below and choose "Save Target As"
Then choose which folder on your hard drive you want to save it to.

EnviroSafe is our line of eco-efficient films that provide environmentally responsible behavior without compromising product performance, processibility or aesthetic appearance.

EWF® 1000
A crystal clear, biaxially oriented polystyrene that is dimensionally stable, contains no plasticizers, will not absorb moisture, allows water vapor and gasses to pass through easily. A high gloss, stiff, stable film that will not wrinkle or pucker. Excellent for printing.

EWF® 3000
Same as 1000 series only available in transparent tints. CUSTOM ORDER ONLY! Minimum order is 1,200 pounds.

EWF® 2001 LDLJ

OCR PREFERRED®
This is the world's only envelope window film that was designed to offer the envelope manufacturer, the mailer and the USPS something they could all benefit from. EWF 2001 LDLJ offers a unique balance of properties that provide real solutions for everyone involved in the mailing process. For the envelope manufacturer it offers lay flat, modulus stiffness, proper orientation, machining characteristics, and the scratch-resistance they need to produce the highest quality and most cost effective envelope for the mailer.

EWF 2001 LDLJ was designed to lay flat against the addressed insert and to offer you proper balance of haze, reflectance and gloss, thereby reducing the shadows and refractions that occur in the automated process causing rejections and frustrating delays.

EWF® 2009 LDLJ OCR PREFERRED®
This is the new and improved version of EWF 2001 LDLJ. EWF 2009 includes all the benefits of EWF 2001 PLUS...It scratches less, runs cleaner, and bonds better!

EWF® 20DG

A new generation of polystyrene Envelope Window Film enineered to degrade in common disposal enviroments. A fully recyclable, economical alternative to other ecological known choices.

EWG® 2500 Glassine
A cellulose paper made from the purest of products, wood and water. EWG 2500, unlike other product claims, has a true environmental conscience. From manufacturing to the end use and beyond, EWG 2500 is environmentally kind.

ERP® 2800
A silicone coated release liner. An unprinted, machine finished bleached kraft paper. One side coated with a 100% silicone release coating. Produced by the emulsion process, this product offers consistent release characteristics. One color random print available upon special request.

EWF® 7000
A cellulose based product that is biodegradable like paper or board, which is made from wood pulp, sourced from a certified, sustainable, managed forestry.

Sell Sheet

Home Compostable

Click here for a copy of the USPS Approval Letter.




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News..... November 1, 2009 MULTI-PLASTICS, INC. to purchase extrusion facilities May 4, 2009 Diversifying Product offerings with Flexible Packaging Pouch Materials November 10, 2008 ExxonMobil Chemical Announces National Distributor for United States and Canada for the Films Business Unit March 11, 2008 MULTI-PLASTICS, INC. INTRODUCES ENVIROSAFE 20DG December 10, 2007 MULTI-PLASTICS, INC. GAINS AIB COMPLIANCE	Envelope Window Film® MULTI-PLASTICS, INC. is the major North American supplier of polystyrene film used by most envelope manufacturers today. Approximately 52% of the North American envelope manufacturers use EWF by choice and 35-40% of the European envelope manufacturing community, as well. That equates into approximately 100 billion pieces of mail per year that are windowed with EWF from MULTI-PLASTICS, INC. In order to save the Calculator to your hard drive, right click on the link below and choose "Save Target As" Then choose which folder on your hard drive you want to save it to. Envelope Patch Calculator \| Envelope Formula Chart Introducing EnviroSafe is our line of eco-efficient films that provide environmentally responsible behavior without compromising product performance, processibility or aesthetic appearance. Products EWF® 1000 \| EWF® 3000 \| EWF® 2001 LDLJ \|EWF® 2009 LDLJ\| EWF ® 20DG EWG® 2500 \| ERP® 2800 \| EWF® 7000 EWF® 1000 A crystal clear, biaxially oriented polystyrene that is dimensionally stable, contains no plasticizers, will not absorb moisture, allows water vapor and gasses to pass through easily. A high gloss, stiff, stable film that will not wrinkle or pucker. Excellent for printing. EWF® 3000 Same as 1000 series only available in transparent tints. CUSTOM ORDER ONLY! Minimum order is 1,200 pounds. EWF® 2001 LDLJ OCR PREFERRED® This is the world's only envelope window film that was designed to offer the envelope manufacturer, the mailer and the USPS something they could all benefit from. EWF 2001 LDLJ offers a unique balance of properties that provide real solutions for everyone involved in the mailing process. For the envelope manufacturer it offers lay flat, modulus stiffness, proper orientation, machining characteristics, and the scratch-resistance they need to produce the highest quality and most cost effective envelope for the mailer. EWF 2001 LDLJ was designed to lay flat against the addressed insert and to offer you proper balance of haze, reflectance and gloss, thereby reducing the shadows and refractions that occur in the automated process causing rejections and frustrating delays. Click here for a copy of the USPS Approval Letter. EWF® 2009 LDLJ OCR PREFERRED® This is the new and improved version of EWF 2001 LDLJ. EWF 2009 includes all the benefits of EWF 2001 PLUS...It scratches less, runs cleaner, and bonds better! Click here for a copy of the USPS Approval Letter Click here for a copy of the Canada Post Approval Letter EWF® 20DG A new generation of polystyrene Envelope Window Film enineered to degrade in common disposal enviroments. A fully recyclable, economical alternative to other ecological known choices. Sell Sheet USPS Approval Letter Q&A Sheet EWG® 2500 Glassine A cellulose paper made from the purest of products, wood and water. EWG 2500, unlike other product claims, has a true environmental conscience. From manufacturing to the end use and beyond, EWG 2500 is environmentally kind. Glassine Running Tips ERP® 2800 A silicone coated release liner. An unprinted, machine finished bleached kraft paper. One side coated with a 100% silicone release coating. Produced by the emulsion process, this product offers consistent release characteristics. One color random print available upon special request. EWF® 7000 A cellulose based product that is biodegradable like paper or board, which is made from wood pulp, sourced from a certified, sustainable, managed forestry. Sell Sheet Home Compostable Click here for a copy of the USPS Approval Letter.
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