{"id":9722,"date":"2026-06-04T13:43:34","date_gmt":"2026-06-04T10:43:34","guid":{"rendered":"https:\/\/altal.md\/?post_type=product&p=9722"},"modified":"2026-06-29T15:29:52","modified_gmt":"2026-06-29T12:29:52","slug":"black-heat-shrink-tubing-20-mm","status":"publish","type":"product","link":"https:\/\/altal.md\/en\/tub-termocontractabil-negru-20-mm\/","title":{"rendered":"Black heat shrink tube 20 mm (20-10 mm)"},"content":{"rendered":"

Black heat shrink tube 20 mm for bundling and protecting cables<\/span><\/h2>\n

In modern installations there are many situations where multiple conductors need to be bundled together and protected against external factors. Black heat shrink tubing 20 mm is designed exactly for such applications, providing a simple and effective method of cable organization.<\/span><\/p>\n

Due to its generous diameter, the 20 mm black heat shrink tube can be used to cover multiple conductors at once. This is important in electrical panels, automation systems and HVAC installations where the order and protection of the wiring directly influences the reliability of the equipment.<\/span><\/p>\n

The material contracts evenly when heated and forms a sheath resistant to moisture, dust and mechanical stress. In addition, the black color is preferred by professional installers because it provides a discreet and uniform appearance.<\/span><\/p>\n

Frequently Asked Questions (FAQ)<\/span><\/h3>\n

What is heat shrink tubing used for?<\/span><\/h4>\n

This 20mm black heat shrink tubing is used for insulating wires and cables, protecting electrical connections and sealing connectors.<\/span><\/p>\n

What is the diameter of the tube?<\/span><\/h4>\n

The initial diameter is 20 mm, and after contraction it reaches approximately 10 mm.<\/span><\/p>\n

At what temperature does shrinkage begin?<\/span><\/h4>\n

The shrinkage process begins at approximately +70\u00b0C and is complete at temperatures up to +120\u00b0C.<\/span><\/p>\n

Can it be used outdoors?<\/span><\/h4>\n

Yes, it provides protection against moisture, dust and environmental influences.<\/span><\/p>\n

Is it suitable for HVAC and heat pump installations?<\/span><\/h4>\n

Yes, it is commonly used to insulate and protect wiring in HVAC equipment and heat pumps.<\/span><\/p>\n

Recommended products<\/span><\/h3>\n