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packings for valves and pumps

packings for valves and pumps
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packings for valves and pumps

Product catalog summary
Company Overview
Carrara is a prominent manufacturer specializing in packing and sealing systems for pumps and valves, known for delivering high-performance products with a competitive quality-price ratio. The company operates a 20,000 m2 facility with 160 employees and collaborates with major fluid process control component manufacturers.
Mission and Assets
Carrara is committed to customer satisfaction through efficient sealing systems and aims to build long-term business relationships. The company is equipped with advanced logistics, equipment, and management software to maintain high efficiency and quality standards, supported by continuous skill development of its workforce.
Graphite Packings
Carrara offers a variety of graphite packings suitable for low emission, steam, and oxygen services, catering to industries such as oil & gas and chemicals.
GR8622 Graphite Packing
The GR8622 is an API 622 3rd Edition certified low emission packing for industrial valves, maintaining sealing performance without re-tightening. It operates within a temperature range of -200°C to 650°C, handles pressures up to API 10000 psi, and is compatible with a pH range of 0 to 14, excluding strong oxidants.
PGT3 and PGT4 GR8622
These are certified low emission stem packings for oil & gas and chemical applications, supporting a wide temperature range and pressure classes up to API 10000 psi, with a pH range of 0 to 14.
GR80SGR and Controller Evolution
GR80SGR is a valve packing made from pure expanded graphite yarn with nickel alloy reinforcement, offering high resistance to pressure and temperature. The Controller Evolution series ensures reliable low emission performance using high-purity expanded graphite rings.
GR8807 INCOBRAID®
Designed for high-temperature and high-pressure valve applications, this packing offers high elasticity and extrusion resistance, suitable for power stations, refineries, and petrochemical plants.
GR80SG and GR8800
GR8800 is a versatile PAN graphite packing for various industrial valve services, while GR80SG is used for daily valve maintenance, offering easy installation and compatibility with dynamic applications.
GR80SGR OXY
This packing is BAM approved for industrial oxygen service valves, providing exceptional resistance to oxygen in both liquid and gaseous states.
Approvals and Testing
The document details the testing and approval process for oxygen service materials, focusing on the GR80SGR OXY product. It passed BAM tests, including Auto Ignition Temperature (AIT) tests, impact tests, and artificial aging, achieving an AIT higher than 500°C.
Product Range for Oxygen Services
The OXY line includes several BAM-approved graphite products for industrial oxygen service valves, manufactured under strict procedures to prevent contamination. Key products include GR80SGR OXY, CONTROLLER 2 EVO OXY, CONTROLLER 3 OXY, V48Z OXY, V48ZN OXY, SW316G OXY, and SIGRAFLEX® HOCHDRUCK.
Graphite Packings
Products like GR8048 and GR8800B are designed for dynamic and general services, with GR8048 being versatile and easy to install, and GR8800B impregnated with PTFE for extreme pH dynamic applications.
Synthetic and PTFE Packings
The document describes various synthetic and PTFE packings for pumps, including KD6605 DINACOMB, N1704 DINACOMB, N1706 DINACOMB, and PB5000K DINACOMB, each designed for specific applications like abrasive fluids and high-pressure dynamics.
Special Applications
Special packings like GF4600KS are designed for high-pressure dynamic applications, combining Gore® G4 with aramid yarn for enhanced performance and longevity.
Conclusion
The document provides a comprehensive overview of various packings and seals for oxygen services and other industrial applications, highlighting their specifications, applications, and performance characteristics.
Corrosion Inhibitors
Barium molybdate and zinc powder are used as corrosion inhibitors, with the former acting as a protective coating and the latter as a sacrificial anode.
Oxidation Retardants
These are added to packings to slow down graphite oxidation at high temperatures.
Stuffing Box Components
Components include the stuffing box, gland follower, bushing, lantern ring, and anti-extrusion ring, each playing a role in maintaining seal integrity.
Fugitive Emissions Testing
Various tests qualify seals and valves for emissions, using gases like CH4 and helium.
Packing and Yarn Characteristics
Sealing performance is influenced by yarn choice, impregnating materials, and production processes, with key indicators being temperature resistance and chemical compatibility.
Technical Yarns
Types include aramid, PBI, PBO, and PTFE, each known for specific mechanical and chemical resistance properties.
Pump and Valve Maintenance
Proper installation and maintenance are crucial for optimal performance, involving careful cutting, alignment, and avoiding over-tightening.
Valve Sealants and Components
Carrara offers a range of sealing systems, including gaskets and mechanical seals, for various industrial applications.
Environmental Division
Focuses on reducing fugitive emissions and offers energy-saving programs for industries like refining and petrochemicals.
Product Range
Carrara provides a wide range of products, including braided packings, valve components, metallic flange gaskets, and insulation kits, all designed to meet international standards.
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Catalog excerpts

packings for valves and pumps-1

SETTING COMPRESSION PACKINGS packings for valves and pumps GLOBAL SEALING SOLUTIONS

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packings for valves and pumps-2

Carrara, high technology packings Carrara is among the leading manufacturers of packing and sealing systems for pumps and valves for all industrial applications. Thanks to the use of high quality yarns and special techniques developed by its R&D division, Carrara packings can offer high performance with an excellent quality-price ratio. Not only packings, but also sealing systems Carrara sealing systems guarantee excellent sealing and emission control and can work at high pressures and speeds with any chemicals, reducing wear on shafts and bushings, and minimising maintenance. Value added performance •...

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packings for valves and pumps-3

SETTING COMPRESSION PACKING Disclaimer: The technical information provided is based on the many years of experience that CARRARA S.p.A. has gained in sealing systems. Due to the wide variety of industrial applications and operating conditions, the conditions of use of the product described above cannot be extended to every application. Therefore, the data provided cannot be used to support complaints. CARRARA S.p.A declines any liability for damage to things or persons caused by improper use of its products and reserves the right to change this technical data sheet without prior notice.

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packings for valves and pumps-4

Company - Global Sealing Solutions Carrara Carrara Global Sealing Solutions, committed to Partnership 4 Operational Divisions • Sealing systems and valve components • Industrial Sealing Systems • Environmental Services • Technical yarns for industry Carrara is a partner to the main manufacturers of fluid process control components and is qualified by both the main international EPCs and the main oil and gas players as a supplier of sealing systems and environmental services. • 20,000 m2 of covered area • 160 employees • Patented products • Frame Agreements with International Customers

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Mission • Satisfy our customers with efficient sealing systems. • Provide our customers with the best technical and logistics solutions at the best price. • Be committed to establishing long-term business relationships with our customers and collaborating with them to pursue continuous improvement. Assets To pursue its mission, Carrara Global Sealing Solutions has equipped itself with the logistics spaces, equipment, management software and human resources needed for an increasingly competitive and demanding market. • The large surface area of the plant allows a very rational flow of raw materials, semi-finished...

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Graphite packings - Low Emission Services Graphite packings Valve Packings and Sets

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packings for valves and pumps-7

GR8622 is an API 622 3rd Edition certified low emission packing for first-use seals and maintenance of industrial valves. It keeps its elastic properties and sealing performance over time without the need for re-tightening. Approvals API 622 3rd Edition Fire Test API 589 CorrosionTest Weight Loss Test EN 14772, section 6.7 Design Low Emission GR8622 is a graphite packing designed to minimize valve emissions. It can be used both as a first-use seal in the FULL PACKING configuration composed of 5 rings, and for the subsequent industrial valve maintenance needed to maintain the Low Emission certification....

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Graphite packings - Low Emission Services PGT3 GR8622 is a certified low emission stem packing, which guarantees a low friction coefficient and very low weight loss, ensuring very high service performance over extended periods. Approvals • API 622 3rd Edition • Fire Test API 589 • CorrosionTest • Weight Loss Test EN 14772, section 6.7 PGT3 GR8622 is a set of seals made entirely from GR8622 packing. It complies with the requirements of 622 3rd Edition and can maintain certification continuity even during the subsequent valve maintenance phase, when it is inserted into the LDAR verification program....

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PGT4 GR8622 is a stem seal with low emission certification in accordance with the API and ISO standards. It is a valid solution for reducing the number of first-use seal types on new valves. In fact, it is equally suitable for use in oil & gas and chemical applications as well as for high pressure and temperature steam services. Approvazioni • ISO 15848 C01 BH • ISO 15848 C02 BH • API 622 3rd Edition • Fire Test API 589 • CorrosionTest • Weight Loss Test EN 14772, section 6.7 PGT4 GR8§2^» Full low emission approvals PGT4 GR8622 is a set of seals with low emission approval in accordance with the...

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Graphite packings - Low Emission Services ■ GR80SGR TA LUFT VDI 2440 Approved This is a valve packing made from very pure expanded graphite yarn with a special nickel alloy reinforcement. It is suitable for all uses that are compatible with graphite. Its special composition ensures excellent resistance to high pressures and temperatures with low weight losses, guaranteeing low emission levels. Approvals ● TA LUFT VDI 2440 ● Weight Loss Test EN 14772, section 6.7 GR80SGR, the TA LUFT packing Elastic, resistant and simple to install Elasticity, wear resistance, ease of installation, low emission,...

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CONTROLLER EVOLUTION. The CONTROLLER EVOLUTION family of seals sets was designed and made to meet the demand for reliable products that comply with TA LUFT low emission requirements. Approvals• TA LUFT VDI 2440 • Weight Loss Test EN 14772, section 6.7 CONTROLLER ONE EVOLUTION It is a set of "Cup & Cone" seals with differential density rings specifically for valves that are subject to frequent motion, but it can be used in any application. Controller ■ One EvolutiftSL Controller 2 Evolution Low Emission Design GRAPHITE PACKINGS CONTROLLER 2 EVOLUTION This set of seals has square crosssection rings...

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Graphite packings - Steam Services ■ GR8807 INCOBRAID® GR8807 INCOBRAID® is a special packing for valve applications. It has unmatched elasticity in the most demanding conditions. Approvals ● Specifically for HT - HP Valves ● High elasticity ● High extrusion resistance GR8807 ® RAID INCOB GR8807 INCOBRAID®, effective and safe GR8807 INCOBRAID® is a packing developed and manufactured by Carrara in a completely innovative way. Its PAN (polyacrylonitrile) graphite yarn is reinforced with thousands of discontinuous Inconel® filaments, which are very similar to PAN fibres in size. Temperature -100°C...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.