We pursue technological innovation and continuous improvement to provide customers with quality poly gas fittings, electric fusion coupling, HDPE Butt Fusion 90 Degree Elbow and services. Corporate social responsibility requires companies to go beyond the traditional concept of profit as the only goal. Since the establishment of our company, we have always taken quality first and the pursuit of excellence as our basic principles. Our company has a long history of close cooperation with overseas countries, we implement local control management and share resources to ensure that the company has sufficient supply of goods to meet market demand.

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SUNPLAST HDPE compression fittings and clamp saddles are designed specifically for connecting polyethylene pipes with an outside diameter from 20mm to 110mm (max. To 315mm for clamp saddles). They are compatible with PE80 and PE100 pipes complying with ISO4427 standard. The quality of the PP-B material used makes SUNPLAST compression fittings resistant to etching by numerous chemical substances, and to UV-rays.

A HDPE compression end cap fitting is used to cap off a length of metric HDPE pipe.

PP compression end cap fittings can be manufactured in a diameter sizing from 20mm to 110mm, with pressures up to 16 bar. The HDPE compression end cap fittings are made from high quality PP-B material that is resistant to etching by numerous chemical substances, and to UV rays, and are suitable for outdoor use.

PP compression end cap fittings are consisted of 5 palstic accessories:

More brief details as below:

Product Specifications

HDPE/PP compression end cap fittings can be manufactured sizing from 20mm to 110mm. The size 20-63mm with a pressure of PN16, and 75-110mm pressurized in PN10. 

Our Product Range

As a integrated & experienced manufacturer & provider in China, SUNPLAST carries an extensive range of HDPE compression fittings in a diameter sizing from 20mm to 110mm, and all customers can find the best solution of fittings for their pipeline systems in SUNPLAST

Our poly pipe compression fittings include:

→ HDPE Compression Coupler/Coupling,HDPE Compression Reducer Fittings, HDPE Compression Female/Male Adaptor Fittings

→ HDPE Compression 90 Degree Elbow,HDPE Compression Female/Male Elbow Fittings

→ HDPE Compression Equal Tee, HDPE Compression Reducing Tee, HDPE Compression Female/Male Tee Fittings

→ HDPE Compression Flange Adaptor

→ HDPE Compression End Cap

Installation procedure For HDPE Compression Fittings

HDPE Pipe Compression fittings provide a a easy & simple installation for HDPE pipe without welding. It allows joining of pipe in a few easy steps. Simply cut, chamfer and clean the pipe, loosen the compression nut on the fitting, insert the pipe into the fitting until it bottoms out, and mechanically tighten the nut. When properly completed, your new connection is immediately ready for pressure.

1. Pipe ends must be cut square and burr-free before using with the fittings. Chamfer

may be provided on the pipe end to facilitate ease of pipe insertion.

2. No need to open fitting & take apart components separately. Just loosen the QJN

(Quick Joint Nut) by three to four turns.

3. Insert the pipe into the fitting up to the stopper.

4. Hand Tighten the QJN for fittings up to 32 mm.

5. Use Wrench to tighten the QJN after hand tightening for fittings 40 mm and above.

6. After Firm Hand Tightening, Tighten the QJN with wrench only for a quarter turn.

Packing & Shipment

Operating as one-stop manufacturer & supplier in China, our HDPE fittings have been exporting to more than 40 countries all over the world. We have been building close relationship with our customers both in our domestic market & exporting markets.

SUNPLAST commits to provide the most reliable solution of HDPE pipe fittings to all customers in worldwide, and we look forward to becoming your reliable partner for HDPE pipe fittings.

Contact Us

If you have any requirements on PP compression fittings, or any question on our fittings, please contact us freely. SUNPLAST has well trained staff who are available to address your needs and provide technical support to all sectors when needed.

Our company adheres to the business strategy of 'scientific development, independent innovation, and enhancement of core competitiveness', and strives to make our product quality reach the leading level in the 28pco 1810 2 Liter Bottle Caps industry. We constantly pursue innovative and transformative industrial technology, reliable and perfect product quality, and sincere and attentive service. High quality products and services, good reputation and reputation, customer favor and support, is the source of our rapid growth.

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