New Dirik Industries Private Limited

Non-Asbestos Gland Packing Rope is a high-performance sealing material designed for use in pumps, valves, mixers, agitators, and other rotating or reciprocating equipment. It is manufactured from a combination of aramid fibers, synthetic fibers, mineral fillers, and elastomeric binders to provide superior sealing performance while eliminating the health risks associated with asbestos.

The packing rope is braided or twisted into uniform strands, ensuring consistent density, compressibility, and sealing efficiency. It provides excellent resistance to heat, pressure, chemical attack, and mechanical wear, making it suitable for a wide range of industrial applications, including chemical processing, petrochemicals, power generation, and water treatment.

Ceramic Fiber Gaskets are high-temperature sealing components manufactured from premium ceramic fiber papers, boards, or millboards, reinforced with organic or inorganic binders. These gaskets are specifically designed for extreme thermal environments, offering exceptional stability, low thermal conductivity, and resistance to thermal shock.

Ceramic fiber material is produced from alumino-silicate fibers, giving it the ability to withstand continuous operating temperatures up to 1260°C, and high-purity grades up to 1430°C. The material remains chemically stable even when exposed to most acids, alkalis, molten metals, and aggressive industrial chemicals (except hydrofluoric acid and strong alkalis).

These gaskets maintain strength and sealing integrity at elevated temperatures, making them an ideal choice for furnaces, boilers, heat-processing equipment, and high-temperature flanges. Available in various thicknesses and densities, they can be custom-cut to fit complex shapes and equipment geometries.

Silicone O-Rings are precision-engineered elastomeric sealing rings manufactured from high-purity Silicone Rubber (VMQ – Vinyl Methyl Silicone). Silicone is known for its excellent thermal stability, flexibility, and resistance to extreme temperatures, making these O-rings ideal for sealing applications where heat, cold, or environmental exposure is critical.

Silicone O-Rings exhibit low compression set, excellent ozone/UV resistance, and superior insulating properties, making them widely suitable for electrical, medical, food-grade, pharmaceutical, and high-temperature industrial applications.

These O-rings are manufactured through precision molding processes, ensuring consistent cross-sectional accuracy, dimensional stability, and reliable long-term sealing performance in both static and mildly dynamic applications.

Material Characteristics (VMQ Silicone) 1. Composition

• High-grade Silicone Polymer (VMQ)

• Cross-linking agents (Peroxide/Platinum cured)

• Reinforcing fillers

• Optional FDA/food-grade additives

• Pigments (red, orange, blue, white, translucent, etc.)

2. Operating Temperature Range

• -60°C to +200°C (Continuous)

• Up to +230°C (Intermittent)
  Special high-temperature grades available up to 250°C.

3. Physical & Mechanical Properties (Typical Values)

• Hardness: 40–80 Shore A

• Tensile Strength: 7–10 MPa

• Elongation at Break: 200–500%

• Compression Set: Excellent (low deformation under load)

• Dielectric Strength: Very high (excellent electrical insulation)

Key Features of Silicone O-Rings 1. Wide Temperature Tolerance

Highly resistant to extreme heat and cold, making them ideal for:

• Ovens

• Autoclaves

• High-temperature sealing units

• Refrigeration systems

2. Excellent Weather, UV & Ozone Resistance

Silicone does not degrade under sunlight, ozone, or outdoor conditions — ideal for long-term exposed applications.

3. Chemically Stable

Resistant to:

• Water & steam

• Mild acids & bases

• Silicone oils

• Oxidation & atmospheric conditions

(Not suitable for petroleum oils unless special grades are used.)

4. Superior Flexibility

Maintains elasticity even in very low temperatures (down to –60°C).

5. Low Compression Set

Ensures reliable sealing performance and long-lasting shape retention.

6. Non-Toxic & Food-Grade Options

FDA/medical-grade silicone O-rings available for:

• Food processing machines

• Beverage systems

• Medical devices

• Pharma manufacturing

Pure PTFE Gland Packing Rope is a high-performance sealing material manufactured from 100% virgin Polytetrafluoroethylene (PTFE) fibers. The fibers are braided using an interlock or diagonal braiding method to ensure superior dimensional stability, uniform density, and excellent sealing capability under demanding operating conditions.

PTFE is chemically inert, non-contaminating, and resistant to almost all industrial chemicals, making this packing rope ideal for sealing applications in corrosive, abrasive, or hygiene-critical environments.

The material exhibits low friction, high resistance to creep, and excellent thermal stability, ensuring long service life and minimal wear on shafts and sleeves. It is suitable for pumps, valves, mixers, agitators, and other rotating or reciprocating equipment.

We are engaged in offering a wide range of 0.5mm PTFE Gasket to our clients. Our range of all products is widely appreciated by our clients.

Non-Asbestos Packing is a versatile, high-performance sealing material engineered from synthetic fibers, inorganic mineral fibers, aramid yarn, PTFE dispersion, graphite, and high-temperature binders. This modern packing is designed to replace traditional asbestos packing, offering superior sealing efficiency, safety, and durability without the health risks associated with asbestos.

Manufactured using advanced braiding techniques—such as diagonal, interlock, or cross-braid—weaving ensures uniform density, optimal strength, and excellent heat dissipation. Non-asbestos packing maintains sealing integrity under high temperatures, pressure, and rotational speeds, making it suitable for pumps, valves, mixers, reactors, and other dynamic or static sealing applications.

These packings are chemically compatible with a wide range of fluids, making them ideal for general industrial, chemical, petrochemical, water treatment, and power generation applications.

Flange Gaskets are high-performance sealing components used to prevent leakage between two mating flange surfaces in piping systems, pressure vessels, and industrial equipment. They are designed to withstand pressure, temperature, and chemical exposure, ensuring a reliable seal in static or dynamic applications.

Flange gaskets are available in various materials such as non-asbestos, rubber, PTFE, graphite, metal, and composite grades, depending on the application requirements. They can be manufactured in ring, full-face, spiral wound, or custom-cut shapes to match ANSI, DIN, JIS, or API flange standards. These gaskets provide consistent sealing, reduce maintenance, and extend the service life of equipment.

Cork Sheets are natural or composite sealing materials made from high-quality cork granules, sometimes combined with rubber or other binders to enhance flexibility, resilience, and sealing performance. They are lightweight, compressible, and provide excellent elasticity, thermal insulation, and vibration dampening, making them suitable for a wide range of industrial and mechanical applications.

Cork sheets are commonly used to manufacture gaskets, pads, and sealing components for flanges, machinery, pipelines, and equipment where moderate temperature, pressure, and chemical resistance are required. They are available in various thicknesses, densities, and sheet sizes, and can be easily cut into custom shapes.

PTFE (Polytetrafluoroethylene) Bushes are precision-engineered polymer components manufactured from virgin or filled PTFE material, designed to provide excellent low-friction, non-stick, and corrosion-resistant performance in mechanical and industrial applications. PTFE’s unique molecular structure gives the bushes exceptional chemical inertness, near-zero moisture absorption, high thermal stability, and one of the lowest coefficients of friction among engineering materials.

These bushes act as self-lubricating bearings, providing smooth movement between rotating or sliding surfaces without requiring external lubrication. They are widely used to reduce wear, absorb vibration, and provide reliable insulation and sealing in extreme operating environments.

PTFE Bushes are available in solid, flanged, and customized dimensions to suit a wide range of industrial machinery, valves, pumps, and chemical-processing equipment.

Rubber Washers are precision-cut elastomeric components designed to provide reliable sealing, cushioning, vibration absorption, and load distribution in mechanical and industrial assemblies. Manufactured from high-quality rubber materials including EPDM, Nitrile (NBR), Neoprene, Silicone, Viton, and Natural Rubber, these washers offer excellent flexibility, resilience, and resistance to various environmental conditions depending on the rubber grade used.

Rubber washers prevent leakage, isolate vibration, protect surfaces, and ensure tight fastening between metal components. They also compensate for irregularities, minimize noise, and absorb shock loads in dynamic equipment. Available in standard sizes as well as custom dimensions, rubber washers are suitable for applications involving fluids, gases, vibrations, and thermal variations.