Brentwood Plastics Film FAQ’s
Brentwood Plastics manufactures plastic films made to order from conventional plastics, bioplastics and oxobiodegradable plastics.
Q. Do you make rigid sheet?
A. No.
Q. Do you make rigid sheet from resins such as acrylic, PET, polystyrene, ABS and propylene?
A. No.
Q. Do you make stretch wrap?
A. No. Pallet Stretch wrap is made by a completely different process. We purchase stretch wrap.
Q. Is there such a thing as “regular” poly film?
A. No. There are major differences between polyethylene resins. Visit our polyethylene page for the basics.
Q. How do I convert price per pound to price per 1,000 bags, MSi, 1,000 lineal feet or 1,000 cutoffs?
A. Check out our polyethylene film weights and measures for conversion factors.
Q. Do you make pigmented films?
A. Yes. We have 14 stock colors and can match any PMS color.
Q. What is the difference between poly centerfold A wind and poly centerfold B wind?
A. Visit our centerfold page for drawings.
Q. For food grade packaging poly films - what is the difference between FDA, USDA, CFIA and Kosher approval? A. These standards are all different. Visit our certifications page for an explanation or contact us.
Q. What kind of biodegradable plastic is best?
A. This is a controversial subject. Most aspects of the debate are addressed on our biodegradable film page.
Q. What attributes are needed for IQF quick frozen food packaging?
A. IQF film must exhibit flexibility at frozen temperatures, seal through contaminants in a hostile environment and be FDA approved.
Q. Why can’t I use a monolayer film with resistance jaws on VFFS machines?
A. Resistance jaws are bare metal. They need a multiple layer film which does not melt the outer layer when heat is applied.
Q. Do you make stretch wrap?
A. No. Pallet Stretch wrap is made by a completely different process. We purchase stretch wrap.
Q. Why can’t polyethylene be RF welded?
A. Polyethylene is not a polar molecule. For more information, visit our PVC replacement page.
Q. Do you make bags?
A. We subcontract the manufacture of specialty bags and pouches, usually when a customer requires continuity of supply of a specific polyethylene film. We do not manufacture perforated bags on roll. We are suppliers of LDPE film on rolls.