AMERICAN BLOCK K-2200 Pump

The AMERICAN BLOCK K-2200 is a high-performance mud pump designed, for oil drilling, mining and heavy industry cleaning, using, toughened zirconia ceramic cylinder liners with high chromium wear-resistant lining technology, it is designed for harsh well conditions with up to 15 percent sand content. The core design of the rocket combines modular structure and ultra-high pressure output capacity, which can meet the requirements of 1215 GPM (about 275 m 3/h) flow rate and 7500 PSI (about 51.7 MPa) pressure, and is suitable for deep well fracturing, cementing and other scenarios.

Superior wear resistance
Ceramic cylinder liner technology: zirconia lining hardness up to HRC64, life than the traditional metal cylinder liner increased 2-3 times, reduce 40% maintenance costs.
Sealing optimization: multi-layer fabric reinforced rubber seals, pressure 55 MPa, to support the sand medium zero leakage operation.
High Performance Design
Power Matching: optional 625-1600BHP motor, matching diesel engine or motor drive, power conversion efficiency ≥92% .
Fast Maintenance: modular fluid end design, 30 minutes to complete the cylinder liner replacement, reduce downtime.
Global fit
Multi-standard certification: API 7K, ISO 9001 certification, NACE MR0175 anti-hydrogen sulfide corrosion standard.

Hydraulic end core fittings
Pump Case (forged alloy steel)
Material and process: using 35CrMoV alloy steel whole die forging, after quenching and tempering treatment, surface hardness up to HB300-340, tensile strength ≥950 mpa, in line with API 7K standard. Inner cavity electrolytic polishing (Ra ≤0.6 μm) , reduce turbulence resistance, adapt to 7500 psi ultra-high pressure condition, fatigue life increased by 30%
Anti-corrosion design: spray epoxy ceramic coating, salt spray test for more than 1500 hours, suitable for acidic environment with H2S and deep sea drilling scenarios, protection level IP69K
Valve box assembly (two-channel optimized design)
Structure Optimization: split clamp design combined with groove stress dispersion technology, fit 5"-8" cylinder liner, installation tolerance ± 0.03 mm, internal nitriding treatment (hardness HRC55-60) , anti-wear life is 3.5 times of ordinary material
Intelligent compatibility: support IoT wear monitoring (SAE J1939 interface) , real-time feedback valve box pressure fluctuation data, adapt to API 7 # standard valve structure
Ceramic cylinder liner (ZTA compound)
Material and properties: zirconia toughened ceramic (ZRO2≥85%) lining + stainless steel composite structure, inner wall mirror polishing (Ra ≤0.2 μm) , hardness HRC62, wear resistance 6-10 times that of the bimetallic cylinder liner, temperature resistance 600 °C, hardness HRC62, more than 6000 hours service life, suitable for high abrasion mud containing quartz sand
Economical Alternative: bimetallic cylinder liner with high chromium cast iron lining (CR28%-30%) , cost reduction of 30% , suitable for shallow non-corrosive media
Suction/discharge valve assembly
Valve body and seat: tungsten carbide (WC-15CO) or high chromium alloy material, mirror polishing (Ra ≤0.1 μm) , sealing surface cone angle 60 ° ± 0.5 ° , particle erosion resistance increased by 70% , adapt to high-frequency reciprocating movement
Spring Assembly: the adjustment range of pretightening force of double-layer spiral spring is ± 25% , and the fatigue life exceeds 2 × 107 cycles, which is suitable for high-stroke conditions of shale gas fracturing
Discharge manifold
High pressure piping: one-piece 316L stainless steel casting, mirror polished inner wall (Ra ≤0.4 μm) , standard 5"ANSI flange joint, turbulence pressure loss reduced by 25% , built-in spherical pre-pressurized air bag, pressure fluctuation ≤ ± 2% ."
Power end key components
Crankshaft assembly (high precision forged steel)
Material and accuracy: 34CRNIMO6 forged steel quenching and tempering treatment, crank phase angle 72 ° ± 0.1 ° , main journal roundness error ≤0.005 mm, with SKF 240 series bearings for 15000 hours maintenance-free
Lubrication system: forced circulation oil cooling design, adapt to ISO VG460 lubricating oil, equipped with magnetic oil filter (filtering accuracy of 10 μm) , adapt to polar-40 °C environment
Sealing system
High pressure sand control design: double lip PTFE oil seal + spring storage coil, temperature resistance-50 °C to 200 °C, stepped labyrinth structure sand retention efficiency > 98% , leakage rate ≤0.03 ml/min (ASME B16.20 standard)
Stem seal: polyether ether ketone (Peek) guide ring + PTFE ring, acid and alkali (pH 0-14) , adapt to CO2 and H2S containing extreme environment
Piston assembly
Piston core: 42CrMoV quenched and tempered steel, surface laser cladding tungsten carbide coating (thickness 0.5 mm, hardness HV1500) , and ceramic liner matching life increased by 80%
Rubber components: aramid fiber reinforced hydrogenated nitrile rubber (AF-HNBR) , oil resistance and hydrolysis resistance, average life ≥500 hours
Valve Guide and Gasket
Guider: tungsten carbide coating surface treatment, guiding accuracy ± 0.02 mm, oil-free condition wear rate ≤0.005 mm/1000h
Metal spiral wound gasket: Inconel 625 alloy + flexible graphite layer, sealing pressure up to 8000 psi, temperature 900 °C, according to ASME B16.20 standard
Technical Advantages and certification
Standardized production: full range of accessories in accordance with API Spec 7K/ISO 13533, provide SGS material analysis and ASTM E384 microhardness test report
Intelligent monitoring: Valve Guide built-in wear sensor, support remote warning and life prediction, adapt to National, Gardner, TSC and other mainstream pump type
Environmental Compatibility: the sealing gasket adopts non-asbestos graphite winding structure, conforms to EPA 40cfr Part 763 standard, and is suitable for high corrosion scenarios such as shale gas exploitation
Data traceability and application scenarios
Adaptation scenarios: ultra-deep Wells (> 8000 m) on land, offshore platforms, shale gas ultra-high pressure fracturing (> 15,000 psi) , and electric drive fracturing cluster operations
Measured data: ceramic cylinder liner life data from the Liaohe oilfield deep well drilling project (cumulative operation of 6000 hours without wear) , high pressure seal through GB/T 14211-2019 certification

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