Product Description

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Rubber Tube Stopper | Rubber Bungs | Red Rubber Tube Supplier & Manufacturer in Malaysia

RUBBER-KU RUBBER PRODUCTS is a leading name in the rubber industry, proudly recognized as the Best Rubber Tube Stopper supplier in Malaysia. With extensive manufacturing capabilities and nationwide distribution, we are also known as the Largest Rubber Tube Stopper Manufacturer Malaysia, supplying premium-grade rubber stoppers to laboratories, chemical industries, and industrial sectors across Malaysia.

As the Highest Quality Rubber Tube Stopper manufacturer, RUBBER-KU emphasizes precision engineering, high-performance materials, and strict quality control to ensure every product meets international standards. Our reputation as the Market Leader of Rubber Tube Stopper is built on reliability, durability, and consistent product excellence.

We continue to expand as the Biggest Rubber Tube Stopper supplier in Malaysia, offering fast delivery, competitive pricing, and dependable stock availability. With comprehensive sizing and customization capabilities, we are also recognized as the Widest Range of Rubber Tube Stopper supplier in the Malaysian market.


Product Overview – Rubber Tube Stopper / Rubber Bungs

RUBBER-KU’s rubber tube stoppers (also known as rubber bungs or rubber corks) are designed to seal bottles, tubes, flasks, and containers efficiently without altering internal volume. These stoppers provide a secure external seal, making them ideal for applications where airtight containment and contamination prevention are critical.

Rubber bungs are typically manufactured with a tapered design, allowing partial insertion into containers to create a tight seal through elastic compression. Straight-edge options are also available for specialized industrial use.


Complete Size Range – Widest Selection in Malaysia

As the Widest Range of Rubber Tube Stopper supplier, we provide the following sizes:

Available Sizes:
T13 | T15 | T17 | T19 | T21 | T23 | T25 | T27 | T29 | T31 | T33 | T35 | T37 | T39 | T51

Each size is manufactured with high dimensional accuracy to ensure compatibility with standard laboratory glassware and industrial containers.


Technical Features & Engineering Excellence

Precision Sealing Technology

  • Designed for airtight and leak-proof sealing
  • Maintains pressure integrity within containers
  • Prevents gas and liquid leakage

Advanced Material Composition

  • Available in NR, NBR, EPDM, and Silicone
  • Engineered for chemical resistance and durability
  • Suitable for both laboratory and industrial environments

Elastic Compression Fit

  • Flexible rubber structure allows tight insertion and sealing
  • Automatically adapts to internal wall surfaces
  • Ensures long-term sealing performance

Multi-Configuration Options

  • Solid rubber stopper for complete sealing
  • Single-hole and multi-hole bungs for tubing
  • Custom designs for specialized applications

Durable & Reusable Design

  • Resistant to wear, cracking, and deformation
  • Suitable for repeated usage
  • Long service life reduces operational cost

Technical Specifications

  • Hardness: 40–70 Shore A (customizable)
  • Temperature Resistance: -20°C to +120°C (NR/NBR/EPDM), up to +200°C (Silicone)
  • Tolerance: ±0.2mm to ±0.5mm
  • Design: Tapered / Straight / Perforated
  • Chemical Resistance: Acids, alkalis, solvents (material dependent)

Industrial & Laboratory Applications

🔬 Laboratory Use

  • Sealing test tubes, flasks, and beakers
  • Chemical experiments and analysis
  • Gas and liquid transfer setups

🧪 Chemical Industry

  • Chemical storage containers
  • Leak prevention systems
  • Reactor vessel sealing

🏭 Industrial Applications

  • Machinery sealing components
  • Pipe and container closures
  • OEM equipment integration

🧴 Pharmaceutical & Research

  • Sample containment
  • Sterile laboratory environments
  • Research and development facilities

⚗️ Fluid & Gas Systems

  • Tubing connections through perforated stoppers
  • Airtight sealing for gas containment
  • Pressure-controlled experiments

Key Benefits

  • Airtight and leak-proof sealing
  • Prevents contamination and moisture entry
  • High chemical resistance
  • Flexible yet durable material
  • Easy installation and removal
  • Cost-effective and reusable

Why Choose RUBBER-KU RUBBER PRODUCTS?

RUBBER-KU continues to dominate the market as:

  • The Best Rubber Tube Stopper supplier in Malaysia
  • The Largest Rubber Tube Stopper Manufacturer Malaysia
  • The Highest Quality Rubber Tube Stopper manufacturer
  • Market Leader of Rubber Tube Stopper
  • The Biggest Rubber Tube Stopper supplier in Malaysia
  • The Widest Range of Rubber Tube Stopper supplier

We supply across Kuala Lumpur, Selangor, Johor, Penang, Sabah, and Sarawak, ensuring reliable delivery and strong customer support.


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RUBBER-KU RUBBER PRODUCTS is your trusted partner for high-quality, precision-engineered rubber sealing solutions.


Call to Action

Contact RUBBER-KU RUBBER PRODUCTS today for bulk orders, custom specifications, or technical consultation. We are ready to support your business with top-quality rubber tube stoppers in Malaysia.

Contact Details

chemical resistant rubber stopper | epdm rubber stopper malaysia | nbr rubber stopper supplier | silicone rubber stopper malaysia | natural rubber stopper malaysia

Supplier : RUBBER-KU RUBBER PRODUCTS
Email : rubberku@gmail.com
Phone : +603 5191 7961
Fax : +603 5191 5961
Location : Selangor, Malaysia

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