Products

LBTJ-150 Surface Roughness Profilometer

The surface roughness and profile measuring instrument is an all-in-one device that measures both contour shape and surface roughness, offering powerful capabilities for analyzing and quantifying both.

Keywords:

LBTJ-150 Surface Roughness Profilometer
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  • LBTJ-150 Surface Roughness Profilometer

Description


Product Introduction:

The surface roughness and profile measuring instrument is an all-in-one device that measures both contour shape and surface roughness, offering powerful capabilities for analyzing and quantifying these parameters. It enables precise measurement of dimensional, geometric, and surface‑roughness characteristics, and is used to assess the straightness, flatness, angularity, roundness, double‑groove profiles, and double‑arc profiles of various mechanical components.

Parameters of both micro‑geometric structure and macro‑geometric shape. The system employs an imported sector‑shaped grating for data acquisition, offering a wide measurement range and high accuracy. The entire system is easy to assemble and align, simple to operate, and highly efficient in measurement. It is suitable for industries such as machining, automotive, motorcycle manufacturing, precision hardware, precision tools, mold making, cutting tools, and optical components.

Product Features:

1. This high-performance, high‑configuration integrated instrument for surface shape and roughness measurement can simultaneously measure both parameters, making it convenient to use.

The requirement for one-time, single-point measurements significantly improves efficiency.

2. In the ×-axis direction, imported high-precision linear guides are used as a reliable reference for horizontal motion, and imported high…

Mobile measurement using precision grating technology.

3. The axial direction employs a ball-screw drive system powered by an electric motor, enabling automated operation that is both convenient and reliable.

4. The sensor employs a high-precision, intelligent encoder with a rotary optical grating scale, offering a wide measurement range, high accuracy, and excellent stability.

The measurement software is developed in-house for the Windows platform and is compatible with Windows XP, Windows 7, and Windows 8.

The numbers are processed according to the national standard parameters.

5. The measuring worktable can be adjusted in the Y‑direction, in a sector‑shaped plane, and at various angles; measurement sensors…

The instrument can measure the tilt angle based on the workpiece conditions, meeting users’ measurement requirements.

6. The standard sample block is made of an optical glass substrate, making it resistant to scratches. It has been calibrated by the National Institute of Metrology, with accuracy that can…

Damn, it has a long service life;

7. The measurement functions are powerful, with intuitive graphical display and printing, and a comprehensive mathematical model.

Technical Specifications:

Main measurement parameters

Roughness parameters: Ra, Rz, Rq, Rt, Rp, Rv, Rc, Rdc, Rsk, Rku, Rsm, Rmr, Rmr(c)

Roughness parameters: Wa, Wz, Wq, Wt, Wp, Wv, Wc, Wdc, Wsk, Wku, Wsm, Wmr, Wmr(c)

Profile parameters: Pa, Pz, Pq, Pt, Pp, Pv, Pc, Pdc, Psk, Pku, Psm, Pmr, Pmr(c)

Project   LBTJ-150 LBTJ-230
Measurement range Maximum travel in the X direction 150mm 230mm
Maximum height in the Z-axis measurement 300mm 300mm
Minimum inner diameter measured in the Z direction Φ10mm Φ10mm
Grating scale Resolution 1um
Positioning accuracy ±(1+2L/100) µm
Sensor Range ±20mm
Resolution 0.0195um
Movement speed Z-axis (column) 1-15mm/s
X-axis (horizontal) 0.05, 0.2, 0.4, 0.8 (mm/s)
Probe needle Needle tip radius 20 µm, 50 µm 5um
Materials Carbide, gemstone ball ends Diamond
Force measurement 30mN 1mN
Measuring rod Length 150mm, 230mm
Diameter 6mm
Drive box Linear straightness of motion 2 µm/100 mm (linear guide rail)
Tilt angle ±15°
ontology Material Marble
Weight 600kg
Size 910*560*1430
Required power supply Voltage power 220V, 0.5kW
Air supply pressure Pure air ≥0.5 MPa
Environmental Requirements Operating temperature Room temperature
Humidity 20-80%RH
Grounding and Seismic Source A good ground line has no obvious seismic source.

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FAQs



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We offer complete lab solutions including asphalt viscosity tester, asphalt rutting tester, geotextile permeability tester, low-temperature flexibility tester and concrete/cement test equipment, covering raw material detection for road, water conservancy and construction engineering projects

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We provide non-standard customization of test equipment and customized fixture clamps according to customers’ specimen size and test standards. All our testing machines enjoy 12-month factory warranty; overseas customers get remote online debugging guidance, spare parts supply and technical operation training. Our products have been exported to over 70 countries globally

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Yes, the constant-temperature circulating system keeps stable test environment during long-time hydrostatic resistance and instant burst pressure measurement of thermoplastic pipes. It complies with GB6111 standard and serves raw material inspection, new product R&D for plastic pipe manufacturers, third-party testing labs and university laboratories.

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This equipment is designed for HDPE, PVC corrugated pipes, plastic drainage pipes and various plastic tubular products. Apart from ring stiffness, ring flexibility and flattening tests, it supports continuous long-term creep tests up to 1000 hours (42 days) as required by industry specifications, widely used for pipe factories and construction quality inspection institutes.

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Customer Reviews


European Plastic Pipe Manufacturer|Purchase: Ring Stiffness & Hydrostatic Burst Tester

European Plastic Pipe Manufacturer|Purchase: Ring Stiffness & Hydrostatic Burst Tester

From Thomas Bennett, Quality Director, UK plastic pipe factory

2026.06.05

★★★★★

“We have purchased two sets of pipe testing equipment from Laibote (Tianjin) for 18 months. The ring stiffness and hydrostatic burst testing machines run stably for daily batch inspection, test data matches ISO standard requirements precisely, and the intelligent test software is easy for our operators to master. Their after-sales team offers timely remote technical guidance whenever we have operational problems, spare parts supply is efficient. We have arranged a second bulk order for our new production workshop and will recommend Laibote’s testing machines to our industry partners across Europe.”
Middle East Construction Lab|Purchase: Universal Electronic Testing Machine & Geotextile Test Equipment

Middle East Construction Lab|Purchase: Universal Electronic Testing Machine & Geotextile Test Equipment

From Mohamed Kareem, Lab Manager, UAE third-party construction inspection institute

2026.06.05

★★★★★

“We compared multiple testing equipment brands from Europe and China before cooperating with Laibote. Their WDW universal tester and full-set geotextile testing instruments meet local construction testing standards perfectly. Custom fixtures tailored per our specimen specifications save much testing time. Pre-sale technical communication was patient and professional; engineers provided online operation training after goods arrived. Stable machine performance greatly improves our laboratory’s detection efficiency, we are satisfied with cost performance and overall service.”
Southeast Asia Rubber & Polymer Factory|Purchase: Vicat Softening Point & Tensile Testing Machine

Southeast Asia Rubber & Polymer Factory|Purchase: Vicat Softening Point & Tensile Testing Machine

From Tanaka Hiroshi, R&D Supervisor, Indonesia rubber materials enterprise

2026.06.05

★★★★★

“Laibote’s Vicat softening point tester and electronic tensile machine have been applied to our raw material incoming inspection and new formula development for over one year. High testing accuracy effectively controls our product defect rate. What impresses us most is their responsive after-sale service; technical staff reply our troubleshooting requests within 24 hours even for time zone differences. Compared with expensive European brands, Laibote’s equipment balances quality and price excellently, we plan to expand procurement of auxiliary testing instruments next quarter.”

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Keywords:

LBTJ-150 Surface Roughness Profilometer


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