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LBT-1200II Geosynthetic Direct Shear and Pull-Out Friction Tester

Name: LBT-1200II Geosynthetic Direct Shear and Pull-Out Friction Tester
Brand: Laibote (Tianjin) Testing Machinery
Availability: InStock

The geosynthetic direct shear–pullout friction tester is used for direct shear friction tests between various geosynthetic materials and soil or rock materials, as well as for pullout resistance friction tests of geosynthetics embedded in soil relative to the surrounding soil mass.

Category:

Geotechnical and Soil Testing Equipment

Keywords:

E-mail:

lbt@lbt.ltd

WhatsApp:

+86-15102211717

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LBT-1200II Geosynthetic Direct Shear and Pull-Out Friction Tester

Description

Product Introduction:

The geosynthetic direct shear–pullout friction tester is used for direct shear friction tests between various geosynthetics and soil or rock materials, as well as for pullout resistance friction tests of geosynthetics embedded in soil relative to the surrounding soil mass.

Meets the standard:

JTG 3460-2026 T1129 Test Procedure for Geosynthetic Materials in Highway Engineering: Direct Shear Friction Characteristics Test

JTG 3460-2026 T1130 Test Procedure for Geosynthetic Materials in Highway Engineering: Pull-Out Friction Characteristics Test

SL235-2012 Test Specifications for Geotechnical Materials in Hydraulic Engineering

GB/T 17635.1-98 Geotextiles and Related Products — Determination of Frictional Properties

“Standard Test Method for Measuring Geosynthetic Pullout Resistance in Soil1” (ASTM D6706-01 (2021))

Geotextiles and Related Products — Determination of Frictional Properties — Part 1: Direct Shear Test

(GB/T 17635.1-1998) and “Standard Test Method for Determining the Shear Strength of Soil-Geosynthetic and Geosynthetic-Geosynthetic Interfaces by Direct Shear” (ASTM D5321/D5321M-21).

Note: The above criteria are met, but not limited to them.

Technical specifications:

Project	Parameter
Stress range	50KN
Force measurement accuracy	≤±0.02%F.S.
Test chamber dimensions	Standard shear box dimensions for highway testing: 300 × 300 × 150 mm; Pull-out test chamber dimensions: 250 × 200 × 200 mm; Hydraulic standard shear box dimensions: 80 × 80 mm (upper and lower boxes); Tensile test chamber dimensions: 400 × 250 × 250 mm
Displacement stroke	200mm
Displacement resolution	0.001mm
Sampling frequency	2,500 times per second
Speed regulation range	0.1-50mm/min
Shear stress accuracy	±0.5%
Normal force range	0-200KPa
Normal force test unit	Multiple units are available, including MPa, kPa, kgf/mm², N/mm², and N/cm².
Print output	Shear force and normal force are displayed on the same screen, with results printable in various formats such as graphs, shear force plots, and pull-out force curves.
Normal force adjustment method	Electric control
Normal force accuracy	1KPa
Data Processing Output	Computer processing of reports, graphics, screen displays, or printed output
Operating software system functions	The instrument can be connected to a PC; it records the entire testing process and displays real-time graphs, shear force, pull-out force, and other data and curves.
Functionality	Multi‑functional: it can perform both direct shear friction tests and pull‑out friction tests on geotechnical materials.
Power supply voltage	220V
External dimensions	1300×600×1700mm
Weight	450KG

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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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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?

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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

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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.”

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

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“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.”

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.”

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