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Block Bottom Bag

The Block Bottom Bag also known as the SOS (Self-Opening Style) bag is one of the most versatile and premium multiwall paper bag constructions available today. Available in a wide range of material combinations including plain kraft, coated, paper laminated, and BOPP laminated finishes, our block bottom bags can be produced with matte or gloss external surfaces to match your exact branding and presentation requirements.

Features & Benefits

Self-standing block bottom no support required

Available in coated, laminated, and BOPP finishes

Matte or glossy external surface options

Multiple moisture barrier configurations

Side gusset option for increased bag volume

Flush cut opening for precise, clean filling

Construction allows bag to stand upright unsupported

Fully customizable dimensions and ply count

Specifications

Width :
Custom as per requirement

Length :
Custom as per requirement

Bottom :
Custom as per requirement

Number of plies :
2 – 5 Ply

Colour printing :
Up to 6-colour flexographic / BOPP print

Loading Capacity :
5 kg – 50 kg

Finish :
Matte or Gloss

Base paper :
Kraft / White paper, bleached or unbleached. Polycoated or PE laminated options available for moisture-sensitive products.

Material & Finish Options

Plain Kraft Paper

Natural brown unbleached kraft paper for standard industrial applications. Cost-effective, strong, and biodegradable.

White Kraft Paper

Bleached white kraft paper for a clean, premium appearance. Ideal for food, pharmaceutical, and retail-facing products.

Paper Laminated

Kraft or white paper laminated over HDPE/PP woven base — combining woven strength with superior print surface quality.

BOPP Laminated

High-gloss BOPP film lamination for photographic print quality and premium retail presentation. Best choice for branded consumer products.

Greaseproof Barrier

Greaseproof paper inner layer for products with high oil or fat content prevents grease migration through the bag wall.

Applications

Building Materials

Chemicals & Minerals

Animal Nutrition

Dairy Industry

Coffee Industry

Food Industry

Pharmaceutical Industry

Animal & Pet Care

Agriculture

How Can We Help?

Connect with one of our packaging experts to discover if the pasted valve bag is the right solution for your product and industry. 

Get in Touch

We specialise in manufacturing and exporting multiwall paper bags, valve sacks, open mouth kraft paper bags, and BOPP laminated industrial packaging solutions for global industries. We supply bulk, custom-printed, and heavy-duty paper sack solutions with worldwide shipping support.

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  • No. 6, Bhagyodaya, Near C.U. Shah College
    Ashram Road, Ahmedabad – 380014
    Gujarat, India
  • +91 9687621750
  • sales@toolasian.com

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