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  Seals and Peels From  
  Flexible Materials Rigid Materials    
Product Name LDPE HDPE EVA EMA,
EAA		 Surlyn® Uncoated
Tyvek® &
Paper		 APET CPET PETG HDPE PVC HIPS Barex Clarity Retort/
Autoclave		 Comments
Allegro® B X X X X X         X       Fair-Good   Exceptionally smooth peel, excellent seal transfer, wide operating window.
Allegro® T X X X X X X       X       Fair-Good   Exceptionally smooth peel, excellent seal transfer, wide operating window.
Allegro® L           X X X X   X X   Good   Exceptionally smooth peel, wide operating window, clean peel without transfer.
Allegro® G             X X X   X   X Fair Yes Excellent temperature and chemical resistance.
Allegro® P             X X X   X   X Fair Yes Excellent temperature and chemical resistance.
 Allegro® O              X  X  X    X    X  Good   All-polyester sealant for StreamOne™ polyester recyclable structures
RP-1A X X X X X X X X X X X X X Fair   Remarkably versatile universal heat seal coating. Smooth peel with wide operating window.

For materials that are peelable from polypropylene, please refer to Rollprint’s PropaPeel® peelable sealants.

Allegro® Popular Technical Data Sheets

      Applications
     

Tray/Cup

Pouches
2D FFS

Stick Pack
/Overwrap

Top Web /
3D FFS

Bottom Web
TFFS

High Moisture
Environment

Liquid Product

Retortable
RPP No. Sealant Construction
21-1148B Allegro® T 48 ga PET / 28.8# Allegro® T   P   P        
21-1158A Allegro® B 48 ga PET / 28.8# Allegro® B P P P          
26-1247 Allegro® L 48 ga PET / 28.8# Allegro® L P              
21-1260 Allegro® L 48 ga PET / 21.6# Allegro® L P              
21-1266 Allegro® O 92 ga PET / Allegro® O P         X X  
21-1269 Allegro® O 2 mil PET / Allegro® O P         X X  
21-1269B Allegro® O 2 mil white PET / Allegro® O P         X X  
21-2041 Allegro® T 0.001” Nylon / 28.8# Allegro® T   P   P        
21-2041A Allegro® T 0.001” Nylon / 28.8# Allegro® T   P   P   X X  
21-2045 Allegro® B 0.001” Nylon / 28.8# Allegro® B   P   P        
21-2049 Allegro® T 75 ga Nylon / 28.8# Allegro® T   P   P        
21-2200 Allegro® B 75 ga Nylon / 28.8# Allegro® B   P   P        
26-1010 RP-1A 48 ga PET / 0.001” Foil / 0.002” LDPE / RP-1A P P   P   X X  
26-1010B RP-1A 48 ga PET / white adh. / 0.001” Foil / 0.002” LDPE / RP-1A P P   P   X X  
26-1114 Allegro® B 48 ga PET / 10# white PEX / 35 ga Foil / 28.8# Allegro® B P P  P     X X  nbsp;
26-1124 Allegro® B 48 ga PET / 10# white PEX / 0.001” Foil / 28.8# Allegro® B P P  P     X X  
26-1247  Allegro® L  48 ga PET / 10# white PEX / 0.001” Foil / 18# Allegro® L  P          X  X  
27-1229 Allegro® L 48 ga ClearFoil® V/ 21.6# Allegro® L P              
27-1232 Allegro® B 48 ga ClearFoil® V / 28.8# Allegro® B P P  P          
81-6401-01 Allegro® TA 0.0015” – 0.012” White HDPE / Allegro® TA   P   P   X X