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LBT010S Bridge Expansion Joint Rubber Seal Strip Clamping Performance Testing Apparatus

This testing apparatus was developed in accordance with Appendix E of “JT/T 327-2016 General Technical Specifications for Expansion Joint Devices of Highway Bridges,” which outlines the test method for the clamping performance of rubber sealing strips. It is primarily used to evaluate the clamping performance of modular expansion joint devices in the bridge expansion‑joint field, as well as to measure the clamping force between rubber and steel profiles in rubber‑to‑steel sealing systems for bridge expansion joints. The product is widely employed by domestic quality‑inspection agencies, research institutes, and laboratories of highway and waterway inspection organizations.

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Specialized Testing Machine Series

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lbt@lbt.ltd

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+86-15102211717

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LBT010S Bridge Expansion Joint Rubber Seal Strip Clamping Performance Testing Apparatus

Description

Product Introduction:

This testing apparatus was developed in accordance with Appendix E of “JT/T 327-2016 General Technical Specifications for Expansion Joint Devices of Highway Bridges,” which outlines the test method for the clamping performance of rubber sealing strips. It is primarily used to evaluate the clamping performance of modular expansion joint devices in the bridge expansion‑joint field, as well as to measure the clamping force between rubber and steel profiles in rubber sealing systems for bridge expansion joints. The product is widely employed by domestic quality‑inspection agencies, research institutes, and laboratories of highway and waterway inspection organizations.

Meets the standard:

JT/T 327-2016, Appendix E: Test Method for Clamping Performance of Rubber Sealing Strips

CJ/T 497-2016 Appendix B: Test Method for Clamping Performance of Finished Expansion Joints

Technical Specifications:

Project	Parameter
Structural form	Horizontal biaxial stretching (with computer interface)
Force measurement range	1–1000 N
Screw rod stroke	1000mm
Positioning accuracy	0.03mm
Empowering force	0.2KN
Payload duration	15min
Test speed	0.05 kN/s – 0.1 kN/s
Data Output	Features test result printing functionality.
Fixture Configuration	One set of specialized fixtures for expansion joint sealing devices
Control system	Online computer-based control, including test software specialized for gripping rubber sealing strips.
Power supply	Single-phase AC 220V ±10% V
External dimensions	13006001200mm
Machine weight	150KG

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FAQs

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

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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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Customer Reviews

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From Thomas Bennett, Quality Director, UK plastic pipe factory

2026.06.05

★★★★★

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2026.06.05

★★★★★

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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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LBT010S Bridge Expansion Joint Rubber Seal Strip Clamping Performance Testing Apparatus

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