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Cementing Pad for Accelerometer Mounting - Dia. 25mm SS 304 (1/4-28 UNF / M6)
Precision CNC Sensor Mounting Block & Cementing Base • 3-Year Warranty
Cementing Pad for Accelerometer Mounting - Dia. 25mm SS 304 (1/4-28 UNF / M6)
High-quality Stainless Steel (SS 304) Cementing Pads designed for secure, permanent, and semi-permanent accelerometer and vibration sensor mounting directly on test specimens and machinery housings.
Key Features
- Precision Thread: Available with integral 1/4-28 UNF or M6 precision-cut mounting studs.
- Grooved Base: Radial grooves on bottom surface enhance epoxy bonding shear strength and prevent adhesive squeeze-out.
- Frequency Response: Extremely stiff mounting provides usable frequency response up to 10 kHz with minimal damping.
Pricing & Procurement
3-Year Factory Warranty included on all orders
Technical Specifications
Sensor Machining & Mounting Interfaces — Selection Matrix
Stainless steel 304 cementing pads, flat target mounting bases, and 35mm triaxial accelerometer cubes
| Model SKU | Product Name | Dimensions | Material Grade | Mounting Interface | Tolerance | Action |
|---|---|---|---|---|---|---|
| BCNT-AJ-M-0 | Magnetic Mounting Pad for Sensor - Flat Surface Cementing Base (SS 304) | Standard | Stainless Steel AISI 304 / 316 | Sensor Stud | ±0.02 mm | View SKU → |
| BCNT-AJ-CP-001 Viewing | Cementing Pad for Accelerometer Mounting - Dia. 25mm SS 304 (1/4-28 UNF / M6) | 25 mm | Stainless Steel AISI 304 / 316 | Sensor Stud | ±0.02 mm | Current Product |
| BCNT-AJ-SMB-01 | Square Magnetic Mount Block for Sensor - 35mm Triaxial Cube (3-Axis Accelerometer) | 35 mm x 35 mm x 35 mm Cube | Stainless Steel AISI 316 / Aircraft Aluminum | Sensor Stud | ±0.02 mm | View SKU → |
| BCNT-MB-AL-TRIAX | Aluminum Magnetic Threaded Cube Connector Block for Vibration Sensor | 30 mm x 30 mm x 30 mm Cube | Aircraft Grade 6061-T6 Aluminum | Sensor Stud | ±0.02 mm | View SKU → |
| BCNT-RAW-STEEL-EN8 | EN8 Round Steel Bars (Precision Turned Engineering Carbon Steel) | Standard | SS 304 / 6061-T6 | Sensor Stud | ±0.02 mm | View SKU → |
| BCNT-RAW-BRASS-319 | Brass Round Rod (IS 319 Grade 1 Free-Cutting Machining Brass) | Standard | SS 304 / 6061-T6 | Sensor Stud | ±0.02 mm | View SKU → |
| BCNT-RAW-SS-304 | Stainless Steel Rod SS304 (Bright Finish Precision Ground Shafting) | Standard | SS 304 / 6061-T6 | Sensor Stud | ±0.02 mm | View SKU → |
| BCNT-RAW-AL-6061 | Aluminium Plate 6061 (High-Strength Aircraft & Tooling Grade) | Standard | SS 304 / 6061-T6 | Sensor Stud | ±0.02 mm | View SKU → |
| BCNT-SRV-LASER-CNC | Laser Cutting and CNC Bending Services (Sheet Metal Fabrication) | Standard | SS 304 / 6061-T6 | Sensor Stud | ±0.02 mm | View SKU → |
| BCNT-SRV-3AXIS-CNC | 3-Axis CNC Machining Services (Precision Milling & Turning) | Standard | SS 304 / 6061-T6 | Sensor Stud | ±0.02 mm | View SKU → |
Need Custom CNC Sensor Adapters, Cubes or Curved Target Pads?
BCNT Technologies manufactures custom CNC-machined accelerometer mounts, custom-radius curved pads for motor housings, and isolated mounting interfaces. All components are precision milled in Kerala, India on high-precision multi-axis CNC machines with strict ISO 5348 metrology tolerances and material traceability.
Direct engineering consultation • Fast turnaround
The Engineering Behind This Product
Explore the mathematical mechanics, metallurgical choices, resonance dynamics, and signal integrity standards engineered into every BCNT component.
1. GD&T Orthogonal Accuracy & Cross-Axis Suppression
ISO 5348 §5.1For 3-axis triaxial accelerometer installations, non-orthogonal faces introduce cross-axis sensitivity errors where vibration in the X-axis bleeds into Y and Z measurement channels. BCNT precision mounting blocks and cementing pads are CNC milled with strict geometric tolerances:
True 90.00° face perpendicularity guarantees <1.5% cross-axis acoustic leakage across 0 – 10 kHz.
Lapping and precision surface finishing ensure the sensor base achieves intimate metal-to-metal contact with the machine casing, eliminating high-frequency phase distortion and preserving acoustic impedance matching.
Interface Mechanics Comparison
| Hardware Type | Mounting Substrate | Resonance Limit | Ideal Machine |
|---|---|---|---|
| SS 304 Cementing Pad | Cyanoacrylate / Epoxy | >20 kHz | Gearboxes, Pumps & Motors |
| Triaxial Mounting Cube | Center M6 / 1/4-28 Stud | >25 kHz | Structural Vibration & Modal |
| Flat Target Mounting Base | Epoxy Bond to Machine | >15 kHz | Non-Ferrous Machinery Castings |
2. Metallurgy & Epoxy Bonding Physics
AISI 304 Stainless Steel & 6061-T6:
Non-magnetic austenitic stainless steel and aerospace aluminum alloys eliminate magnetic interference while resisting harsh industrial chemicals and washdowns.
Micro-Grooved Adhesive Base:
Concentrically grooved bonding surfaces maximize mechanical interlocking with two-part epoxy resins, providing >12 MPa shear bond strength.
3-Year Manufacturer Warranty:
Guaranteed dimensional stability, thread integrity, and corrosion resistance under industrial factory operations.
Adhesive Pad Mounting Protocol
- 1. Surface Preparation: Degrease machine surface with solvent and lightly abrade with 120-grit sandpaper down to bare metal.
- 2. Epoxy Application: Apply a minimal, uniform layer of structural two-part epoxy to pad grooves; avoid thick glue lines.
- 3. Full Cure Time: Allow 24 hours of curing before torquing accelerometer to specified 2.0 Nm torque.
Detailed Engineering & Procurement Documentation
1. Precision Mechanical Mounting & Metrology Overview
The Cementing Pad for Accelerometer Mounting - Dia. 25mm SS 304 (1/4-28 UNF / M6) (SKU: BCNT-AJ-CP-001) is an industrial-grade precision accelerometer mounting magnet engineered and CNC-machined by BCNT Technologies in Kerala, India. Specifically developed for vibration analysts, predictive maintenance (PdM) teams, condition monitoring engineers, and NVH test laboratories, this mounting hardware ensures rigid, distortion-free mechanical coupling between industrial machinery and dynamic piezoelectric sensors.
Engineered from precision CNC-machined 303/304 austenitic stainless steel with an internal high-remanence sintered Rare-Earth Neodymium-Iron-Boron (NdFeB Grade N45/N52) core, it provides exceptional clamping pull force to maximize acoustic contact stiffness ($k$) and eliminate high-frequency signal attenuation during route-based walkaround data collection.
2. Comprehensive Engineering Specifications
Detailed mechanical tolerances, thread options, pull force ratings, and ISO 5348 metrology parameters for Cementing Pad for Accelerometer Mounting - Dia. 25mm SS 304 (1/4-28 UNF / M6):
| Specification Parameter | Technical Value / Compliance |
|---|---|
| Diameter | 25 mm |
| Height | 10.0 mm (standard profile) |
| Mounting Thread | 1/4-28 UNF Male / M6 Male Stud |
| Material | Stainless Steel AISI 304 / 316 |
| Surface Finish | CNC Machined with Grooved Epoxy Base |
| Resonant Frequency | > 25 kHz |
| Price | ₹ 600 / Piece |
| HSN Code | 73269099 |
3. ISO 5348:2021 Mounted Resonance ($f_n$) & Metrology Dynamics
ISO 5348 §4.2 CompliantIn accordance with ISO 5348 (Mechanical Mounting of Accelerometers), attaching an accelerometer via a magnetic mounting base creates an elastic spring-mass dynamic interface. The natural mounted resonance frequency ($f_n$) governs the upper usable linear flat measurement bandwidth (±5% accuracy limit, typically ~20% to 50% of $f_n$):
Where kinterface is the acoustic contact stiffness and mbase is the magnet mass.
4. Key Industrial Sectors & Machinery Applications
5. Vibration Sensor Mounting FAQs
Direct stud mounting yields the highest natural frequency (~32 kHz), making it ideal for permanent continuous online monitoring. Flat rare-earth neodymium magnetic mounts paired with silicone coupling fluid achieve ~14 kHz resonance and up to 8.0 kHz linear flat response, providing the ideal portable solution for walkaround predictive maintenance surveys without drilling machinery casings.
Select the thread matching your vibration accelerometer's mounting stud. 1/4-28 UNF is the global standard for industrial general-purpose accelerometers (CTC, Wilcoxon, Hansford, PCB, SKF). Metric M6 and M8 are widely used in European/Japanese machinery transmitters. 10-32 UNF is standard for miniature, high-frequency, and triaxial teardrop sensors.
Never allow strong neodymium magnets to snap directly straight down onto steel surfaces, as the metal-to-metal impact can generate acoustic shock exceeding 5,000g, causing signal saturation or shear crystal fracture. Always touch the edge of the magnet to the machine target first, then gently roll the base into place (the ISO 5348 "angle-roll" technique).
Order Direct from BCNT Technologies India
Fast nationwide delivery across Mumbai, Pune, Bengaluru, Chennai, Hyderabad, Delhi NCR, Ahmedabad, and Kolkata with full GST invoicing, calibration certificates, and material test reports.
Frequently Asked Technical & Procurement Questions
Direct answers regarding sensor compatibility, ISO 5348 metrology standards, and nationwide B2B logistics.
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