Top 10 coroplast manufacturer in USA

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Hi, I’m Pitt, a COROPLAST specialist currently working at COROPAK, and I’d like to introduce you to the 10 largest COROPLAST manufacturers in the United States.

Here are ten companies that were known for their corrugated plastic products, either as manufacturers or suppliers:

corrugated plastic sheet

  1. Coroplast – A well-known brand name for corrugated plastic sheeting, often referred to generically as coroplast. They produce a wide range of corrugated plastic products.
  2. Interstate Plastics – They offer a variety of plastic products, including corrugated plastic sheets, for various applications.
  3. Uline – While primarily a distributor, Uline offers a broad range of shipping, packaging, and industrial supplies, including corrugated plastic sheets.
  4. Primex Plastics – A subsidiary of ICC Industries Inc., Primex is a manufacturer of plastic products, including corrugated plastic.
  5. Plaskolite – Known for manufacturing acrylic and polycarbonate sheets, they also provide corrugated plastic sheet options.
  6. Coropak – Major in plastic extrusion product, including Corrugated plastic, PP honeycomb sheets,  Specializing in supplying the U.S. market more than 12 years. www.coropak.com
  7. Laird Plastics – One of North America’s largest distributors of plastic shapes and parts, including corrugated plastic.
  8. Professional Plastics – A leading supplier of plastic sheets, rods, tubing, and films, including corrugated plastic sheets for various industries.
  9. Falken Design Corporation – They manufacture and distribute materials like acrylic, polycarbonate, and PVC as well as corrugated plastic products.
  10. Grimco – This is a wholesale sign supply company that offers corrugated plastic sheets often used for sign making.
  11. A&C Plastics – A&C Plastics is a plastics distributor with a broad portfolio that includes corrugated plastic sheets.

Contact us for more information and find the right products from here.

Corrugated plastic sheet

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Technical Data Sheet
Physical Qualifications 
Qualifications Method Unit Polypropylene *
special PP weight ISO 1183gr/cm³0.907
water absorbtion ISO 62%0.02
Thermal Specialities 
Speciality Method  Unit Polypropylene*
Air indexASTM D696mm/m°C0.18
Special temparatureDSCJ/g°C1.68
Thermic inflexion temp. ISO 75°C78
Thermic inflexion temp.ISO 75°C52
vicat softening temp. ISO 306°C148
vicat softening temp.ISO 306°C78
Mechanic Qualifications  - 1
qualifications Method  Unit Polypropylene*
drawing resistance ISO 527MPa38
split point ISO 527%800
stretch index ISO 178MPa1250
impact resistance ISO 180kJ/m²80
Shore hardnessISO 868-66
Mechanic Qualifications  - 2
qualifications Method  Unit Polypropylene*
comparasion of maximum 2,1mm/350grN/cm²Min. 3,7
tension 2,0mm/400grN/cm²Min. 1,4
3,0mm/650grN/cm²Min. 5,5
4,5mm/1000grN/cm²Min. 14,4
Optical Characteristics 
Specialities MethodUnitcorrugated sheet 
light transmissivity 2,0mm/400gr%58
Electrical Characterictics 
qualifications  MethodUnitcorrugated sheet 
surface resistanceASTMD 257ΩCa. 1013
Electric static ( at 1MHz’)ASTMD 150--2,25
Division rate  (at  tg δ 1 MHz )ASTMD 150--‹ 5×10-4
Electric resistance  ( 500 V/sec)ASTMD 149kV/mm70

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