Rontainer (Bag-in-Box)｜Products｜SEKISUI SEIKEI CO., LTD.

Rontainer is a one-way bag-in-box container combining a cardboard box with a light, tough, thin polyethylene inner lining.
SEKISUI SEIKEI has continued to lead the industry as a pioneer of liquid containers for a wide range of applications such as industrial chemicals, food products, purified water, dairy products, and pharmaceutical products that boast strong reliability based on thorough quality control.

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Features

Lightweight and space-saving

The Rontainer is lightweight and easy to handle. It can be folded into a compact shape, minimizing effort and space for storage, transport, and disposal.

High quality and high performance

Designed to withstand vibrations and drops during transport. A unique manufacturing process and quality control methods ensure high quality.

Many accessories

Optional RIC (Rontainer In Container) plastic outer container is ideal for environments such as food processing plants where cardboard is not preferred. We offer many accessories such as funnels and stopcocks to make pouring and subdividing easy.

Reduces risk of pinholes during filling and transportation and increases reliability

Structure design

The rib shape is specially designed to avoid interference between the fold lines and the cardboard box, helping prevent pinholes during transport.

Raw material design

The material has been enhanced to improve usability and reduce the occurrence of pinholes and whitening.

Quality control

Every product undergoes automatic leak testing to minimize the risk of leakage during transportation.

Compatible with a wide range of applications from industrial chemicals to food products and test reagents

Strong chemical resistance

Compatible with chemicals such as sodium hypochlorite solution and surfactants that require chemical resistance.

Low Elution Characteristics

Achieves low elution levels through careful material selection and thorough quality control.

Optional RIC (Rontainer In Container) Plastic Outer Container

Reusable and ideal for reducing paper dust in HACCP-compliant facilities.

Product specifications

Size, dimensions, packaging unit

Item	Capacity(L)	Opening inner diameter(mm)	Standards outer case dimensions(mm)	Packaging unit
5RH	5	Φ３２	200×200×200Ｈ	100
10RH	10	Φ３２	250×250×250Ｈ	100
10RH with handle	10	Φ３２	250×250×250Ｈ	100
15RH	15	Φ３２	275×275×275Ｈ	100
18RH	18	Φ３２	295×295×290Ｈ	50･100
20RH	20	Φ３２	300×300×295Ｈ	50･100
20RH-50	20	Φ５０	300×300×295Ｈ	100

Type/applications

Type		Features	Main uses
General	ML	Versatile and multi-use	Food products, industrial chemicals, other
Extra strong	LL	Enhanced chemical resistance	Industrial chemicals, sodium hypochlorite, water treatment chemicals, other