PROFESSIONAL CONNECTION TOOLS · LIHENGRIXLIHENGRIX / PRECISION IN PURPOSE
KNOWLEDGE & SUPPORT

Technical reading & selection notes

Explore the selection questions behind terminals, wires, connectors and pipe systems.

How a contact locator controls crimp position — context
INDUSTRIAL CONTACTS

How a contact locator controls crimp position

Identify contact, locator and setting together; symmetrical indents do not prove correct location.

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PEX copper rings and stainless clamps: different tooling tasks — context
PIPE CONNECTIONS

PEX copper rings and stainless clamps: different tooling tasks

Copper rings compress around the circumference; clamps close through their specified feature.

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Loose crimps or split insulation: where to start — context
CONNECTION REVIEW

Loose crimps or split insulation: where to start

Trace a defect through wire preparation, terminal matching, positioning and forming.

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Square or hexagonal ferrules: start with the terminal entry — context
FERRULE SELECTION

Square or hexagonal ferrules: start with the terminal entry

The finished profile is one input. Consider terminal entry, clamping construction and conductor combination together.

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Wire-rope sleeves and cable ties serve different tasks — context
ASSEMBLY & RETENTION

Wire-rope sleeves and cable ties serve different tasks

Recognize two metal-connection tasks without relying on tool appearance.

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Copper pressing and PEX: start with the fitting system — context
PIPE CONNECTIONS

Copper pressing and PEX: start with the fitting system

Similar materials or dimensions do not make connection tools interchangeable.

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Connector selection goes beyond the housing — context
CONNECTOR TOOLS

Connector selection goes beyond the housing

Build a complete reference from housing to contact and locator.

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What belongs in a tool selection record — context
PRODUCT DOCUMENTATION

What belongs in a tool selection record

Keep purpose, specifications, accessories and validation status in one record.

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Cutting, stripping and crimping: three distinct tasks — context
WIRE PREPARATION

Cutting, stripping and crimping: three distinct tasks

Understand the division of tools through the different needs of conductor and insulation.

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Identify the terminal before the tool — context
TERMINAL SELECTION

Identify the terminal before the tool

Why ferrules, insulated terminals and machined contacts follow different selection paths.

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