HDPE poly lock, also called HDPE polylock, is an durable extruded HDPE concrete embedment strip with an E profile shape used for HDPE geomembrane attachment in construction.

1 What Is A Poly Lock?

A Poly Lock is a specialized product used in conjunction with HDPE (High-Density Polyethylene) geomembrane liners to create a secure and watertight joint in applications where leakage prevention is crucial. Poly Lock can be cast-in-place or inserted into wet concrete during the construction process.

The Poly Lock is designed with a smooth surface, approximately 14cm in width, which is ideal for welding the polyethylene sheets of the geomembrane liner. This welding surface ensures a high-strength and durable connection between the liner sections. Additionally, the Poly Lock features fingers or protrusions, typically 3-4cm in height, that are used to insert into the wet concrete. These fingers lock into the concrete, creating a firm and secure joint between the geomembrane liner and the concrete structure.

BPM HDPE Poly Lock is manufactured using high-density polyethylene resin, known for its exceptional performance and strength. This material is compatible with HDPE geomembrane liners and can be easily welded to create a seamless and reliable connection.

When installed correctly and utilized in conjunction with a geomembrane lining system, the HDPE Poly Lock effectively prevents seepage and leakage. By creating a complete and watertight barrier, the Poly Lock enhances the overall anti-seepage properties of the liner system, ensuring the integrity and reliability of containment applications.

HDPE Poly Lock is a specialized component used in combination with HDPE geomembrane liners to create strong and leak-resistant joints. Its smooth welding surface and concrete-locking fingers provide a durable connection, while the use of high-density polyethylene ensures its compatibility and strength. The HDPE Poly Lock contributes to the effectiveness of geomembrane lining systems in preventing seepage and maintaining the integrity of various containment structures.

HDPE Poly Lock for Storage Tank Project in Saudi Arabia
HDPE Poly Lock for Storage Tank in Saudi Arabia
HDPE PolyLock for Storage Tank Project in Saudi Arabia

2 Why Chose HDPE Poly Lock Saudi Arabia for Storage Tank Project?

HDPE Poly Lock Saudi Arabia is the preferred choice for a storage tank project due to its specific requirements. The customer specifically requested a new HDPE Poly Lock with a width of 16cm, indicating their need for a wider Poly Lock to suit their storage tank application. BPM, as a trusted supplier, engaged in discussions with the customer to understand the project details and negotiate the price.

After considering the project requirements and reaching an agreement on the pricing, the customer made the decision to order BPM ME-15 HDPE Poly Lock for their storage tank. The ME-15 HDPE Poly Lock is a suitable choice for this particular project, meeting the desired width specification and ensuring compatibility with the storage tank construction.

By selecting HDPE Poly Lock Saudi Arabia, the customer can benefit from the high-quality and reliable product offered by BPM. The wider width of 16cm provides a secure and robust connection for the storage tank, ensuring a durable and watertight joint. BPM’s commitment to customer satisfaction and competitive pricing further enhance the appeal of their products for various projects.

The customer’s decision to choose HDPE Poly Lock Saudi Arabia, specifically BPM ME-15 HDPE Poly Lock with a width of 16cm, demonstrates their confidence in the product’s suitability for their storage tank project. BPM’s engagement in discussing project details and negotiating pricing highlights their commitment to meeting customer requirements.

3 Specifications of HDPE Poly Lock for Storage Tank Project in Saudi Arabia

  • Total Poly lock quantity – 9,820 m
  • Polylock specifications – ME-15
  • Expansion size – 2.9m
  • One 20GP container

After finished production of all ordered HDPE polylock products, we sent samples to the third party company for test and finally got TUV certification for the client. The customer was very satisfied with BPM HDPE polylock products.

4 How to Install HDPE Poly Lock?

The installation of HDPE Poly Lock involves several important steps to ensure a successful integration with the geomembrane liners. Here is a more detailed guide for the installation process:

2.1 Preparation of HDPE Poly Lock Installation

Before starting the installation, ensure that the concrete substrate or structure where the HDPE Poly Lock will be installed is clean and free of any debris or contaminants. Additionally, verify that the geomembrane liner is securely in place and properly positioned.

2.2 Positioning of HDPE Poly Lock

When positioning the HDPE Poly Lock, it is crucial to ensure precise alignment with the designated welding area on top of the geomembrane liner. Follow these steps to achieve proper positioning:

  1. Clean the Surface: Before positioning the Poly Lock, ensure that the geomembrane liner’s surface is clean and free from any dirt, debris, or moisture. This will promote better adhesion and a secure connection.
  2. Identify the Welding Area: Determine the specific area where the Poly Lock will be welded to the geomembrane liner. This area should be clearly designated and marked according to the project requirements.
  3. Place the Poly Lock: Carefully position the HDPE Poly Lock on top of the geomembrane liner, directly over the designated welding area. Take care to align it accurately, ensuring that it covers the entire welding zone.
  4. Smooth and Flatten: Gently press down on the Poly Lock to ensure it adheres firmly to the surface of the geomembrane liner. Smooth out any wrinkles or unevenness to achieve a flat and seamless connection.
  5. Verify Alignment: Double-check the alignment of the Poly Lock, ensuring it is precisely positioned within the welding area. Use a straightedge or other measuring tools if necessary to confirm alignment.
  6. Secure in Place: Depending on the specific installation requirements, use appropriate fasteners or attachment methods to secure the Poly Lock in place temporarily. This will prevent any movement or displacement during the welding process.

2.3 Attachment HDPE Poly Lock

When attaching the HDPE Poly Lock, it is important to choose the right fasteners or attachment methods based on the specific installation scenario. The goal is to achieve a secure and stable position for the Poly Lock during the welding process. Here are some guidelines to follow:

  • 1. Evaluate the Installation Scenario: Consider the specific conditions of the installation site, including the substrate or structure where the Poly Lock will be installed. Assess factors such as the material of the substrate, its surface condition, and any existing support structures.
  • 2. Select Appropriate Fasteners or Attachment Methods: Based on the evaluation, choose the most suitable fasteners or attachment methods for securing the Poly Lock in place. Common options include screws, nails, adhesive tapes, clamps, or specialized fastening systems designed for geomembrane installations.
  • 3. Consider Compatibility: Ensure that the selected fasteners or attachment methods are compatible with both the HDPE Poly Lock and the substrate or structure. They should provide a secure grip without damaging or compromising the integrity of the Poly Lock or the geomembrane liner.
  • 4. Positioning and Spacing: Determine the appropriate positioning and spacing of the fasteners or attachment points along the Poly Lock. Follow the manufacturer’s recommendations and guidelines, which may specify the required number and distribution of attachment points to ensure adequate support.
  • 5. Pre-Drilling or Preparation: Depending on the attachment method chosen, you may need to pre-drill holes or prepare the substrate surface to facilitate secure attachment. Follow the instructions provided by the manufacturer for the specific attachment method.
  • 6. Secure the Poly Lock: Place the HDPE Poly Lock in its designated position on top of the geomembrane liner. Apply the selected fasteners or attachment methods, ensuring they are properly aligned with the attachment points on the Poly Lock. Tighten or secure the fasteners according to the recommended torque or tension.
  • 7. Verify Stability: Check the stability of the Poly Lock by applying gentle pressure or performing a light tug. Ensure that it is securely held in place and does not shift or move unexpectedly. Address any loose or unstable areas by adjusting the fasteners or attachment points.

By carefully selecting and applying appropriate fasteners or attachment methods, you can ensure that the HDPE Poly Lock remains securely in position during the welding process. This promotes a stable and reliable installation, facilitating the subsequent fusion of the Poly Lock to the geomembrane liner.

2.4 HDPE Poly Lock Welding Process

The welding process is a critical step in installing HDPE Poly Lock to ensure a strong and watertight bond with the geomembrane liner. Here are the key points to consider:

  • 1. Select a Suitable Welding Technique: Choose an appropriate welding technique based on the specific requirements and recommendations of the manufacturer. Common techniques include hot wedge welding and extrusion welding. Refer to the manufacturer’s guidelines for the recommended technique for your HDPE Poly Lock.
  • 2. Prepare the Welding Equipment: Set up the welding equipment according to the manufacturer’s instructions. This typically involves adjusting temperature, speed, and pressure settings to achieve optimal welding conditions.
  • 3. Preheat the HDPE Poly Lock: If required by the manufacturer, preheat the HDPE Poly Lock to the specified temperature. This ensures proper flow and fusion during the welding process.
  • 4. Prepare the Geomembrane Liner: Clean the surface of the geomembrane liner within the designated welding area to remove any dirt, dust, or moisture. This promotes better adhesion and fusion during welding.
  • 5. Weld the HDPE Poly Lock to the Geomembrane Liner: Following the manufacturer’s guidelines, carefully position the welding equipment over the Poly Lock and the geomembrane liner. Apply the appropriate technique, such as hot wedge or extrusion welding, to heat and melt the Poly Lock and liner surfaces simultaneously.
  • 6. Maintain Proper Speed and Pressure: During the welding process, maintain a consistent speed and apply the recommended pressure to achieve a uniform and reliable fusion between the Poly Lock and the geomembrane liner. This helps ensure a strong and watertight bond.
  • 7. Monitor and Adjust as Needed: Continuously monitor the welding process, observing the fusion of the Poly Lock and the geomembrane liner. Adjust the equipment settings if necessary to maintain optimal conditions and achieve a consistent weld.
  • 8. Allow Sufficient Cooling Time: After completing the welding, allow sufficient time for the joint to cool and solidify. This helps ensure the integrity and strength of the weld.
  • Always follow the manufacturer’s specific guidelines and recommendations for the welding process. They provide detailed instructions based on the particular HDPE Poly Lock and geomembrane liner being used. Adhering to these guidelines will result in a secure and durable bond between the Poly Lock and the geomembrane liner, meeting the project’s requirements.

2.5 Quality Check

After the welding is completed, conduct a thorough inspection of the welded seam to ensure its uniformity and integrity. Carefully examine the seam for any visual defects or irregularities that may compromise its performance or durability. Address any identified issues promptly and make necessary repairs or adjustments.

2.6 Finalization

Once the welding process is complete and the welded seam has passed the quality check, consider the installation process finished. Ensure that the HDPE Poly Lock is securely in place and properly integrated with the geomembrane liner.

It’s important to note that the installation process may vary depending on the specific project requirements, the type of HDPE Poly Lock being used, and the recommendations provided by the manufacturer. Always refer to the manufacturer’s instructions and guidelines for the particular product you are installing to ensure a proper and effective installation.

About BPM

BPM is the leading geomembrane manufacturer and supplier, we have provided many types of effective and state of the art geomembranes, geotextile and geosynthetics products to over 36 countries. Our main innovative, high quality geosynthetics products include geomembrane, geotextiles, geocell, geosynthetic clay liners (GCLs), drainage boards, geogrids, etc. BPM brand PET geosynthetics had been certificated by the ISO9001, ISO14001,OHSAS18001 Soncap, SASO and BV certificates and passed the test of SGS and Intertek, etc.

BPM Geomembrane is also providing professional design and installation service. OEM and ODM are also available. If you have any questions or inquiries,  please contact us, we will reply as soon as possible.