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LBQM-200 and 300 Model Programmable Integrated Rock Cutting, Grinding, and Polishing Machine

The LBQM-200/300 programmable integrated rock cutting, grinding, and polishing machine is a new type of specimen preparation equipment recently developed by our factory. It employs programmatic control and comprises a base, a rotary worktable, a grinding power head, a variable-speed transmission system, a stepper motor, a programmable digital display control panel, a PLC, and other components.

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Rock and rock mass testing instrument

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lbt@lbt.ltd

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+86-15102211717

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LBQM-200 and 300 Model Programmable Integrated Rock Cutting, Grinding, and Polishing Machine

Description

Product Introduction

The LBQM‑200/300 programmable integrated rock cutting, grinding, and polishing machine is a new type of specimen preparation equipment recently developed by our factory. It features programmatic control and comprises a base, a rotary worktable, a grinding power head, a variable-speed transmission system, a stepper motor, a programmable digital control panel, a PLC, and other components. The machine is easy to operate; all programmed functions can be executed via the digital control panel or through pushbuttons on the control console, ensuring fully stable performance. It is widely used in colleges and universities, as well as in the fields of water conservancy and hydropower, geology and mineral resources, transportation, and construction, making it an ideal device for preparing thin sections in laboratories.

Technical specifications:

Parameter item	Specification Description
Chuck diameter	Φ135mm
Chuck rotational speed	Speed control
Diamond grinding wheel diameter	Φ125/200mm
Diamond blade diameter	Φ200/300mm
Total motor power	1.5KW
Maximum grindable specimen block	75×25/Φ100mm
Minimum feed rate	0.01mm
Grinding power head power	1.1 kW, 3000 rpm
Programmable Controller	PLC and tablet touch-screen control; programmable with 180 program steps (for different operating modes). Model 200: Grinding a 5 mm slide to 0.02–0.03 mm takes approximately 5 minutes, and multiple slides can be processed simultaneously. Model 300: Achieving the standard takes about one minute.
Minimum thickness of grindable specimens	0.02mm
Number of grinding discs	Model 200: Can clamp three specimens at a time. Model 300: Can accommodate one specimen.
Data input	Touch tablet
Control method	Automatic/Manual
Cooling medium	Water cooling
External dimensions	1170×720×720mm
Quality	350Kg

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FAQs

Do you supply full-set testing instruments for asphalt and geotechnical engineering projects?

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

Can you customize fixtures or test machines based on our special test requirements? How about after-sales service and warranty?

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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It measures heat deflection temperature and Vicat softening temperature of plastics, hard rubber, nylon, insulating materials and fiber-reinforced thermosetting composites. Intelligent temperature control guarantees precise heating rate, ideal for plastic raw material incoming inspection and formula development in plastic factories.

Does your pipe pressure burst testing machine control test temperature automatically? What’s its main application?

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.

What kinds of pipes fit your ring stiffness tester? Can it do long-term creep testing?

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.

What test items can your WDW series computer-controlled electronic universal testing machine complete? Which international standards can it meet?

Our WDW universal tester is applicable for tension, compression, bending, shearing and peeling tests of metal, plastic, rubber and composite materials. It supports test procedures in accordance with GB, ISO, ASTM, DIN, JIS multiple domestic and global standards. Equipped with high-precision servo drive and dedicated test software, it automatically collects, calculates and exports test data including tensile strength, elongation at break and elastic modulus.

Customer Reviews

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

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

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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LBQM-200 and 300 Model Programmable Integrated Rock Cutting, Grinding, and Polishing Machine

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E-mail:lbt@lbt.ltd

Address:Tianjin Jinghai Economic Development Zone

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