Products

TG-18 Pipe Crosslinking Degree Tester

This instrument determines the degree of crosslinking by measuring the gel content of crosslinked polyethylene products. The sample is heated in a selected solvent, extracted for a specified duration, and its mass is measured before and after extraction. The degree of crosslinking is expressed as the percentage of the mass of the residual sample after extraction relative to the initial sample mass—i.e., the gel content.

Keywords:

TG-18 Pipe Crosslinking Degree Tester
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  • TG-18 Pipe Crosslinking Degree Tester

Description


Product Introduction:

This instrument determines the degree of crosslinking by measuring the gel content of crosslinked polyethylene products. The sample is heated in a selected solvent, extracted for a specified duration, and its mass is measured before and after extraction. The degree of crosslinking is expressed as the percentage of the mass of the residual sample after extraction relative to the initial sample mass—i.e., the gel content. Standard: GB/T 18474.

Product Specifications:

Heating power 1000W
Temperature range Room temperature to 250℃
Setting precision Temperature ±1℃
Indication accuracy Temperature ±1℃
Flask Three-necked flask (standard), capacity: 2000 ml, heat-resistant: 600–800°C
Material of the spiral reflux condenser (standard) Quartz glass
Glass drying tray (standard) diameter 210mm × 230mm high
Desiccant Blue silica gel desiccant with color-changing indicator
Sample Sectioning Device (Standard) Cut at least one thin slice, 0.1–0.2 mm thick, from a cross-section located 10 mm from the pipe end, with a mass between 0.5 and 1.0 g.
Other instrument accessories (standard) Ground-glass stopper or cork matching the dimensions of the neck of a five-necked flask and the opening of a glass condenser.
Stainless steel mesh material: stainless steel wire support and flask sleeve
Solvent materials: xylene, analytical-grade solvent 2000 g, antioxidant 100 g
Auxiliary Tools (Standard) Stainless steel wire, rubber tubing, tweezers, tray

Users must provide their own 1/10,000‑scale balance, xylene solvent, and antioxidant.

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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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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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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

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:

TG-18 Pipe Crosslinking Degree Tester


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