Technical summary
Grajaú, Maranhão is FB Bombas territory: FBE, FBCN series for pecuária, vertically integrated manufacturing in Cabreúva-SP (1949 km), API 676/ASME B73.1 compliance and Petrobras CRCC. Typical lead time: 96h to 7 days.


Gear pumps (internal & external) and centrifugal pumps manufactured in Cabreúva/SP. Serving Grajaú and region — factory 1940km away. Technical response within 24h.
Gear pumps (internal & external) and centrifugal pumps manufactured in Cabreúva/SP. Serving Grajaú and region — factory 1940km away. Technical response within 24h.

Years
Compliant
Tested
Direct answer for industrial projects — recommended series, standards compliance and logistics.
Grajaú, Maranhão is FB Bombas territory: FBE, FBCN series for pecuária, vertically integrated manufacturing in Cabreúva-SP (1949 km), API 676/ASME B73.1 compliance and Petrobras CRCC. Typical lead time: 96h to 7 days.
From the Cabreúva-SP factory, 1949 km via BR-135 (via Belém-Brasília BR-153), FB Bombas reaches Grajaú with FBE, FBCN, FBOT inventory and engineering capability for special projects. CRCC Petrobras registration valid in MA qualifies FB Bombas for direct supply to Grajaú in refining and petrochemical operations, with FBE (API 676) and FBCN (ASME B73.1) series and materials specified per NACE MR0175 for sour service with H2S. Just 418 km separate Grajaú from the mining cluster of Parauapebas — a distance that enables joint technical visits and dilution of mobilization cost across multiple customers. FB Bombas application engineering owns technical specification in Grajaú — from customer data sheet to the final Data Book delivered with the pump, through application review, FAT on the hydraulic bench and on-site SAT support. Grajaú's productive fabric is dominated by pecuária — sectors where FB Bombas maintains an installed base with normalized series (ASME B73.1) interchangeable with global majors. Industrial plants in Grajaú rely on FB Bombas spares held in scheduled stock: semi-open and open impellers, wear rings in various materials, dual cartridge seals API 682 Plan 53 and SKF/FAG bearings per the original spec. Under the IBGE Centro Maranhense mesoregion grouping, Grajaú shares per-capita GDP, workforce profile and environmental-licensing patterns with adjacent cities — macroeconomic variables that reinforce predictability of local B2B demand. Grajaú is served by the BR-135 (via Belém-Brasília BR-153) axis and also by highways BR-135, BR-222 and BR-316 for heavy-cargo movement — relevant for delivery of mounted skids and large pump-and-motor sets. In Grajaú, Maranhão, FB Bombas serves pecuária projects with the FBE, FBCN, FBOT and FBEI series — dedicated application engineering for sizing against the actual system curve, CRCC Petrobras certification and technical compliance with ASME B73.1 (centrifugal), API 676 (gear) and NFPA 20 / NBR 16704 (fire fighting).
ASME B73.1 for horizontal normalized centrifugal pumps — consolidated market standard: this is the normative package applied in Grajaú — defining acceptance testing, dimensional tolerances, material requirements and the Data Book delivered to the customer. The mineracao cluster near Grajaú brings a technical agenda of diluted slurries, process water with abrasive solids and slurry pumps when applicable — a reference FB Bombas uses as a benchmark for initial sizing and series selection. Technical-and-commercial support for Grajaú is covered from Cabreúva-SP, with typical lead time for critical parts of 96h to 7 days via dedicated carrier.
The demand profile in Grajaú reflects high industrial density — multiple plants in a small radius, meaningful cumulative demand. Economically, delivery to Grajaú brings logistics is a significant economic factor — order consolidation and integrated packages are recommended. The economic fabric of Grajaú is diversified: services lead, but industry holds 20.3% of municipal value added (IBGE, 2021), over a 2023 GDP of R$ 1.4 billion — real demand for both process pumps and building utilities and sanitation. Typical seasonality of the mineracao cluster (24/7 operation with annual scheduled outages — concentrated PM windows and continuous demand for critical parts) directly impacts supply scheduling and PMs in Grajaú. pecuária operations in Grajaú demand continuous pumping of process fluids, with preventive-maintenance windows aligned to plant scheduled outages. The mineracao cluster near Grajaú brings applications such as process-water booster, slurry pumping, pit dewatering and tailings dam services — a repertoire FB Bombas serves with dedicated series and field-validated materials. Fire protection systems (NFPA 20 / ABNT NBR 16704) are a recurring application in industrial plants in Grajaú — scope covered by FB Bombas' FBFS line. For engineered-to-order projects in Grajaú, FB Bombas offers custom solutions — mounted skids, mobile sets (diesel/electric trailer) and retrofit of legacy equipment. Grajaú, among the 50 most populous cities in MA, maintains a relevant industrial base, offers a continuous pipeline of technical opportunities — from retrofit to greenfield.
The main logistics axis between Cabreúva-SP and Grajaú is BR-135 (via Belém-Brasília BR-153), totaling 1949 km — a route that sets the default delivery time for finished equipment. Typical transit time to Grajaú: 72h to 7 days, depending on modal and dry season — the window used in FB Bombas' standard commercial commitment. Technical-service coverage for Grajaú involves technical visits planned as a mission — concentrated agenda to cover multiple plants in a single trip. Beyond the main route, Grajaú is accessible via BR-135, BR-222 and BR-316 — options that provide redundancy in case of blockages or restricted operating windows. Dispatch from the Cabreúva-SP factory to Grajaú occurs after bench hydraulic testing and Data Book verification — mandatory steps in FB's quality control.
FB engineers serve Grajaú with a formal technical proposal: curve-based sizing, materials, NPSH, field conditions and lead time. First engineering response within 1 business day; complete proposal within 3-5 business days.
Talk to engineeringFor over 82 years, we have manufactured industrial pumps in Cabreúva-SP. From north to south, we serve the country's main industrial hubs with gear (FBE/FBEI) and centrifugal (FBCN/FBOT) pumps — engineered, machined and assembled in our own manufacturing facility.
Our engineering team sizes each pump for the customer's actual application, with bench testing before shipping. This technical rigor — combined with direct support from our team — is what has sustained the trust of groups like Petrobras, Vale and CSN for generations.

What changes when the pump comes straight from the manufacturer: engineering, stock and logistics under one roof in Cabreúva-SP.
Technical support across all 27 Brazilian states, from inland regions to major industrial capitals.
Nationwide deliveries through partner carrier network with optimized lead times.
Technical team available for sizing, project work and after-sales support across any region.
Original spare parts for the FBE, FBEI, FBCN and FBOT series stocked at our own factory, ready to ship.
Own factory in Cabreúva/SP with full production capability, serving Grajaú and all of Brazil

Engineering, CNC machining and assembly — all integrated in our Cabreúva/SP factory.

We size and build complete systems, ready for installation at your industrial plant.

We keep original parts in stock for all series, ensuring continuity of your operation.

Production line with centrifugal and gear pumps assembled and tested in our manufacturing plant.
FB Bombas serves Grajaú and the entire Maranhão region with gear pumps (internal & external) and centrifugal pumps for your industrial application. Request a quote and receive a personalized proposal.
Request QuoteFour catalog series, fire-fighting systems and engineered-to-order — in-house manufacturing and hydrostatic testing on 100% of pumps
Our technical team is ready to develop the ideal solution for your application
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Our manufacturing plant in Cabreúva-SP integrates engineering, CNC machining and assembly under one roof. Every pump is validated through bench testing before reaching the customer — ensuring it ships ready for real application.
Present in the largest industrial projects in Brazil and Latin America









See specific solutions for Grajaú
Brazilian sectors for which FB Bombas sizes equipment — complete technical guides per application.
FB Bombas serves Grajaú and neighboring municipalities with the same technical team — optimized visits and supply in joint campaigns.
Beyond Grajaú, FB Bombas supplies the FBE / FBCN / FBOT / FBEI series for pecuária plants across multiple Brazilian cities — shared technical repertoire, field-validated materials and traceable Data Book on every project.
The FB Bombas rotating set is balanced per ISO 21940 G2.5 (a balancing grade equivalent to API 610 requirements for heavy-duty service) — required for critical projects in Grajaú with continuous regime, plants with online vibration monitoring or applications with high cost of unplanned downtime. For machines running above 3,600 RPM or with rotating mass over 50 kg, balancing is performed on two planes with a piezoelectric sensor.
A technical quote for Grajaú starts with the application briefing, sent via website form, WhatsApp +55 11 97287-4837 or email comercial@fbbombas.com.br. Required items: fluid name with viscosity at operating temperature, target flow (m³/h), discharge head (m), available NPSH, operating temperature and whether the regime is continuous or intermittent. Once the analysis is complete, application engineering replies bringing a preliminary technical proposal, characteristic curve, suggested materials and delivery lead time.
FB Bombas' trajectory as an industrial pump manufacturer began in 1944 and adds up to over 82 years of continuous experience. Engineering, manufacturing and testing operate under one roof at the Cabreúva/SP factory — a guarantee of total quality control on every unit that reaches Grajaú and the rest of Brazil.
Just use one of the channels: WhatsApp +55 11 97287-4837, email comercial@fbbombas.com.br or the website form. Describe the application — fluid, flow, pressure, temperature — and the technical team replies with a proposal sized for your conditions in Grajaú.
FB Bombas manufactures four major lines: FBE (external gear) for viscous fluids, FBEI (internal gear) for lubricating fluids, FBCN (normalized centrifugal) for water and low-viscosity fluids, and FBOT (specific centrifugal) for thermal oil circuits. We also serve fire protection systems in compliance with NFPA and NBR 16704.
Yes. The design of the FBE and FBCN lines favors direct access to wear-prone components — disassembly and inspection are done with conventional tools. The routine gets even simpler with detailed technical manuals and replacement parts supplied straight from the factory.
The FB portfolio handles an extensive spectrum of fluids. The FBE series takes mineral and synthetic oils, asphalt (CAP), BPF fuel oils, petroleum derivatives, molasses, resins plus viscous chemical and hydraulic products; the FBCN series works with raw and treated water, process fluids and industrial effluents; the FBOT series is dedicated to thermal oil at elevated temperatures. Each case is sized considering viscosity, temperature and chemical compatibility.
They are. For each delivery to Grajaú, FB Bombas assembles the unit's complete technical Data Book, containing: hydraulic test certificate, material certificates — stainless steel, duplex or ductile cast iron, per spec —, ISO 21940 G2.5 balancing report, characteristic curve obtained on the bench, API 682 mechanical-seal data sheets, operation and maintenance manual and as-built drawings. Full traceability happens through the serial number.
Yes. FB Bombas serves the entire metropolitan region and microregions neighboring Grajaú with the same technical support and logistics structure. This regional reach allows serving industrial plants distributed across multiple cities in a coordinated way.
It is. From the data of the pump in operation (flow, pressure, viscosity, temperature), FB Bombas' application engineering proposes a technical equivalence — dimensional or functional — with one of our series. This replacement has already been done by many clients in Grajaú, with benefits in lead time, cost and local support.
Fill out the form and our technical team will contact you to size the ideal pump — gear (FBE/FBEI) or centrifugal (FBCN/FBOT).