Plastic Expansion Joints

Types and Applications of Plastic Expansion Joints

Plastic expansion joints are essential components used in construction, infrastructure, and industrial applications to accommodate movements, absorb vibrations, and prevent damage caused by thermal expansion or contraction. These joints come in various types and designs to suit different requirements, offering flexibility, durability, and resilience. Let's explore the types, applications, and significance of plastic expansion joints, followed by an overview of Ningbo P&M's strengths and advantages in injection molding plastic expansion joints.

Types of Plastic Expansion Joints:

1.Straight Expansion Joints: Linear joints designed to absorb movement in a straight line.

2.Angular Expansion Joints: Joints capable of accommodating angular movements or changes in direction.

3.Modular Expansion Joints: Composed of interconnected modules or sections to allow for expansion and contraction.

4.Compression Seals: Seals that compress and expand to accommodate movement while maintaining a watertight seal.

5.Sliding Expansion Joints: Joints that allow for sliding movement along a surface to absorb expansion or contraction.

6.Tongue and Groove Joints: Interlocking joints that provide flexibility and accommodate lateral movement.

7.Bellows Expansion Joints: Flexible joints with accordion-like bellows to absorb movements in multiple directions.

8.Rubber Expansion Joints: Joints made of rubber material to provide flexibility and vibration isolation.

9.Metal-Reinforced Expansion Joints: Joints reinforced with metal components for added strength and durability.

10.Bridge Expansion Joints: Specialized joints used in bridge construction to absorb movements caused by traffic loads and temperature changes.

Applications of Plastic Expansion Joints:

•Building Construction: Installing expansion joints in buildings to accommodate thermal expansion and prevent structural damage.

•Roads and Highways: Using expansion joints in bridges, flyovers, and roads to absorb movements and vibrations due to traffic and temperature changes.

•Railway Infrastructure: Incorporating expansion joints in railway tracks, platforms, and structures to allow for thermal expansion and contraction.

•Water Infrastructure: Installing expansion joints in pipelines, dams, and water treatment plants to accommodate ground movement and prevent leaks.

•Industrial Facilities: Using expansion joints in industrial buildings, tanks, and equipment to absorb vibrations and movements caused by machinery.

•Airport Runways: Incorporating expansion joints in airport runways and taxiways to accommodate aircraft loads and thermal effects.

•Parking Structures: Installing expansion joints in parking garages and decks to allow for movement and prevent cracking.

•Seismic Retrofitting: Using expansion joints in buildings and structures for seismic retrofitting to enhance resilience against earthquakes.

•Marine Applications: Installing expansion joints in docks, piers, and offshore structures to absorb movements caused by waves and tides.

•HVAC Systems: Using expansion joints in heating, ventilation, and air conditioning systems to absorb vibrations and movements in ductwork.

Ningbo P&M's Advantages in Injection Molding Plastic Expansion Joints:

Ningbo P&M is a leading manufacturer known for its expertise in injection molding and the production of high-quality plastic expansion joints. Their proficiency in plastic expansion joint manufacturing is supported by several key advantages that distinguish them in the industry.

Advantages in Plastic Expansion Joint Manufacturing:

1.Customization Capabilities: Ningbo P&M offers extensive customization options for plastic expansion joints, including size, shape, material, and design features, allowing for tailored solutions to meet specific project requirements.

2.Advanced Injection Molding Technology: Leveraging advanced injection molding technology, Ningbo P&M ensures the production of precise, durable, and high-performance plastic expansion joints with consistent quality.

3.Material Expertise: With in-depth knowledge of plastic materials and their properties, Ningbo P&M selects the most suitable materials for each expansion joint application, considering factors such as flexibility, durability, and resistance to environmental factors.

4.Quality Assurance: Implementing stringent quality control measures throughout the manufacturing process, Ningbo P&M guarantees that each plastic expansion joint meets industry standards for performance, reliability, and longevity.

5.Cost-Effective Solutions: By optimizing production processes and efficiency, Ningbo P&M delivers cost-effective plastic expansion joint solutions without compromising on quality or functionality.

6.Innovative Designs: With a team of skilled engineers and designers, Ningbo P&M focuses on developing innovative expansion joint designs that enhance flexibility, durability, and ease of installation.

Plastic Injection Mould making

1.Samples/Drawing &Requirement from you.

2.Mould design:we will Communicate and Exchange the opinion with you after you place order.

3. Material Purchase:Steel cutting and Mould base tooling.

4. Assembling.

5. Inspection of mould : following and controlling the tooling processing.

6. Mould testing:We will inform you the date.Than will send the sample's inspection report&injection parameters with the sample to you!

7. Your instruction &confirmation for shipment. 

8. Ready made mould before packing. 

9. We provide any differeny kinds of plastic injection mould, blow mould, silicone mould, die casting mould service.

Plastic molding Specification

1. Professional manufacturer,design,production injection mould and stamping mould quality control

2. rich export experience plastic injection mould and stamping mould

3. Reasonable price of design mould

4. Cavities: single or as per your requirements cavity

5. Treatment: S45C Pretreat>25Hrc,And Nitriding

6. Mould Steel: Cavity ,Core and slide: P20 ,2738,2136 available Mold base :LKM available

7. Standard:DEM ,HUSKY,available

8. Hot runner: according to your demand

9. Life time: >300 Thousand Times

10. Package: Plywood case, anti-rust paint

Mold design:

Information you need to provide us

1. If you have drawings, 2D drawings, 3D drawings (preferably in STEP format).

2. If there are no drawings, you need to provide specific length, width, height and weight information. (It’s best to send us samples)

3. Should the mold be sent to your country, or leave the mold in our factory and we will help you produce the product.

4. Mold material requirements, cavity number requirements (you can tell us about the size of your injection molding machine)

5. Product material requirements and product quantity. (You can tell us about the use of the product and we can give you suggestions)

Transaction process:

Mold testing:

Once the mold is complete, I do a mold test. It usually takes about 3-5 days to complete. We need to assemble the mold, adjust the pressure data of the machine, and try production. We need to check whether there are problems during the normal production of the mold and make modifications.

Product packaging

Packaging according to your needs

1.By air ,it takes 3-7 days for delivery .The goods can be shipped by DHL ,Fedex ,UPS .

2.By sea ,the delivery time is based on your port .

To South East Asian Countries takes about 5-12 days

To Middle east countries takes about 18-25 days

To European countries takes about 20-28 days

To American countries takes about 28-35 days

To Australia takes about 10-15 days

To African countries takes about 30-35 days.

Factory

Video-1: (Factory Video)

Video-2: (Injection Molding)

Video-3: (Blow molding)

Video-4: (Blow molding)

Video-5: (Roll molding)

We are Custom Plastic Mold factory. Our factory is plastic injection mold maker. we has 15 years of experience in professional custom plastic mold and 10 years of foreign trade experience. We are custom Plastic Mold supplier. We can provide custom Plastic Mold service. Our factory can make the Injection molded plastic parts, and the quality of the products will satisfy you.

We have more than 50 high-end machines and hundreds of engineers and designers. We can provide one-stop service, from product design - mold making - product production - product packaging - transportation. We have a complete production chain. We can meet all your requirements.

Services we provide:

Professional custom mold service, Plastic mold design and manufacturing .plastic product production, product design, mold design, blow mold customization, rotational mold customization, die-casting mold customization. 3D printing services, CNC manufacturing services, product packaging, customized packaging, shipping services.

We are plastic iniection mold maker, we have High-quality mold manufacturing, our main feature is Custom injection mold, we focus on Plastic mold design and manufacturing. We provide Custom injection mold service.We always adhere to the principles of quality first and time first. While providing customers with the highest quality products, try to maximize the production efficiency and shorten production time. We are proud to tell every customer that our company has not lost any customer since its establishment. If there is a problem with the product, we will seek a solution actively and take responsibility to the end. Please choose us and let us be partners in long-term cooperation.

FAQ

1. Who are we?

We are based in Zhejiang, China, start from 2014,sell to North America(30.00%),Southern Europe(10.00%),Northern.

Europe(10.00%),Central America(10.00%),Western Europe(10.00%),Mid East(10.00%),Eastern Europe(10.00%),South America(10.00%). There are total about 51-100 people in our office.

2. How can we guarantee quality?

Always a pre-production sample before mass production;

Always final Inspection before shipment.

3. What can you buy from us?

Mould,Plastic Product, Metal Product,Dental Product,CNC machining.

4. Why should you buy from us not from other suppliers?

Ningbo P&M Plastic Metal Product Co., Ltd. We main do all kinds of 3d design, 3d printing and plastic metal molds tooling and products. We have our own engineer and factory. One-stop supply:3d design - 3d printing - mold making - plastic injection.

5. What services can we provide?

Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU;

Accepted Payment Currency:USD,EUR;

Accepted Payment Type: T/T,L/C,PayPal,Western Union,Escrow;

Language Spoken:English,Chinese,Spanish,French,Russian.

6. What are the characteristics of your service?

1. Your inquiry related to our products or prices will be replied within 24hours.

2. Welltrained and experienced staffs to answer all your enquiries in fluent English.

3. Offering the support to solve the problem in the application or selling period.

4. Competitive prices based on same quality.

5. Guarantee samples quality same as mass production quality.