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LBT-ZM-821B Safety Helmet Extreme High-Temperature Pre‑treatment Chamber

Name: LBT-ZM-821B Safety Helmet Extreme High-Temperature Pre‑treatment Chamber
Brand: Laibote (Tianjin) Testing Machinery
Availability: InStock

It is primarily used to conduct impact and puncture tests on safety helmets after they have undergone pre‑treatment at an extremely high temperature (150°C ± 5°C) for one hour. The testing process operates in fully automatic mode, with the headform automatically entering and exiting the chamber, eliminating the need for manual intervention and thereby preventing potential harm to test personnel caused by the high temperature.

Category:

Safety helmet testing equipment

Keywords:

E-mail:

lbt@lbt.ltd

WhatsApp:

+86-15102211717

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LBT-ZM-821B Safety Helmet Extreme High-Temperature Pre‑treatment Chamber

Description

Product Introduction

Developed and manufactured in accordance with GB/T 2811-2019 “Head Protection—Safety Helmets,” this equipment is primarily used to conduct impact and penetration tests on safety helmets that have undergone pre‑treatment at an extremely high temperature (150°C ± 5°C) for one hour. The testing process operates in fully automatic mode, with the headform automatically entering and exiting the chamber, eliminating the need for manual intervention and thereby preventing potential harm to test personnel caused by the high temperature.

Reference standard:

GB/T 2811-2019 “Head Protection — Safety Helmets”

Product Features:

Test procedure: The test is fully automated, with simple and convenient operation.
Temperature control device: capable of precisely maintaining the test temperature as specified by the standard.
Alarm System: Equipped with a pre‑test alarm function, it enables laboratory personnel to complete preparatory procedures in advance, ensuring that the experiment can be completed within one minute of removing the safety helmet.

Technical Specifications:

Project	Parameter Description
Temperature-controlled	The enclosure features thermal insulation, with the internal temperature controllable up to 200°C.
Temperature sensor	PT100, accuracy of 1°C
Opening size	250×300
Metal head mold	Made of metal, with a thickness exceeding 1.5 mm; the interior of the headform is equipped with circulating air cooling, maintaining a temperature of 50°C ± 2°C.
Lifting device	The lifting device is directly connected to the temperature-control head mold and automatically raises the head mold into the chamber.

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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.

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“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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From Thomas Bennett, Quality Director, UK plastic pipe factory

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★★★★★

“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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