Ball Valve 25mm local

Description

Ball Valve 25mm local

 

GM local manufacturing PPRc Pipe and fittings Plumbing materials. Made in Pakistan, Available in Karachi Pakistan. Size 25mm to 63mm.

 

What is Ball Valve 25mm local ?

 

A “Ball Valve 25mm local food grade” controls the flow of fluid in a pipe. The term “ball valve” describes its internal mechanism—a sphere with a hole (the “ball”) that can rotate to either block or allow the flow. The “25mm” designation indicates that it is designed for pipes with a 25mm outer diameter. “Local” again points to a manufacturer or standard from a specific region (like Pakistan), and “food grade” is a critical certification, ensuring the materials used are non-toxic and safe for contact with drinking water and other food-grade liquids.

This type of valve is a key component in any plumbing or fluid control system where an on/off function is required. Its simple 90° turn operation provides a quick and reliable way to shut off or open a water supply.

Key Specifications

• Size: 25mm (for pipes with a 25mm outer diameter). In some cases, this corresponds to a 1″ nominal size.
• Material: Manufacturers typically construct the valve body from food-grade plastic, such as Polypropylene Random Copolymer (PPR-C), or sometimes from brass or stainless steel. They often make the internal components, like the ball and spindle, from durable materials such as brass or stainless steel to ensure corrosion resistance and longevity. Additionally, the seals usually consist of PTFE (Polytetrafluoroethylene), which is also a food-grade material.
• Food Grade/Hygienic: The most important feature. The valve consists of materials that do not leach harmful chemicals into the fluid and resist bacterial growth. This makes it safe for use in potable water systems.
• Pressure Rating: Designed to handle a specific range of pressure and temperature. For PPR ball valves, a common rating is PN20, meaning it can withstand a working pressure of up to 20 bar at a temperature of 20°C. They are suitable for both hot and cold water systems, with some materials able to handle temperatures up to 95°C.
• Operation: A simple lever handle is used to turn the internal ball 90°. A quarter-turn is all that’s needed to go from fully open to fully closed.
• Connection Type: These valves are typically connected to PPR pipes using a heat fusion welding process, creating a permanent, leak-proof joint. Some models may have a double union or threaded connections for easy removal and maintenance.
• Bore Type: Many food-grade ball valves are “full bore,” meaning the internal diameter of the valve is the same as the inner diameter of the pipe. This ensures a smooth flow without significant pressure loss.

Usage and Applications

The 25mm food-grade ball valve is a versatile component in various plumbing and fluid-handling systems. Its primary use is as a shut-off valve to isolate a section of a pipe for maintenance, repair, or to control the flow to a specific outlet.

Specific applications include:

• Residential and Commercial Buildings: Used in plumbing systems for controlling the main water supply or isolating lines to individual fixtures like sinks, water heaters, or washing machines.
• Drinking Water Systems: Its food-grade certification makes it an ideal choice for all lines that transport water for human consumption.
• Food and Beverage Industry: Used in production lines for controlling the flow of various food-grade liquids, ensuring hygiene and safety.
• Agricultural and Irrigation Systems: Employed to control water flow to different sections of a farm or to specific irrigation lines.
• HVAC Systems: The ability to withstand hot water temperatures makes it suitable for use in heating and air conditioning systems.

Advantages

• Reliable Shut-off: The ball valve design provides a quick and positive on/off action, with a low risk of leakage.
• Durability: Made from robust materials like PPR and brass, they are highly resistant to corrosion, rust, and scaling, ensuring a long service life.
• Hygienic: The food-grade materials prevent contamination of the fluid, making it safe for drinking water.
• Low Pressure Loss: The full bore design (in many models) ensures minimal resistance to flow, maintaining system efficiency.
• Simple Operation: The quarter-turn lever handle is easy to operate, even for a non-expert.
• Easy to Install: For PPR systems, the heat fusion connection is a reliable and straightforward method of installation.