Is the Straight aluminum connector, HJ compatible with all silicone hoses and rubber tubes used in vehicle cooling and heating systems?

Straight aluminum connector, HJ is designed to work with a wide range of silicone hoses and rubber tubes used in vehicle cooling and heating systems. Its profiled edges provide excellent sealing, which improves compatibility with most common hose materials and diameters used for water, coolant fluids, and air (including air with minor oil mist). However, it may not be compatible with every possible hose or tube. Compatibility factors to check: - Inner diameter match: the hose ID must match the connector diameter for a proper fit. - Wall thickness and material stiffness: very thick, very soft, or unusually rigid hoses may not seal well even with profiled edges. - Chemical compatibility: while suitable for water, coolant and minor oily air, some specialty fluids, aggressive chemicals, or certain fuel blends can degrade rubber or silicone or react with aluminum. - Temperature and pressure: extreme temperatures or pressures beyond the hose or connector ratings can cause leaks or failure. Before installation, verify hose ID, material compatibility with aluminum and intended fluids, and ensure clamps or fastening methods are appropriate for the systemâs pressure and temperature.

Can the Straight aluminum connector, HJ withstand hot coolant and steam temperatures without deforming or leaking?

Straight aluminum connector, HJ is designed for vehicle cooling and heating systems and for connecting silicone hoses and rubber tubes. Made of aluminum with profiled edges for excellent sealing, it is intended for water and coolant fluids and clean air or air with minimal oil mist. While aluminum resists typical coolant temperatures, it is not specified for exposure to pressurized steam or sustained extreme steam temperatures; steam can reach higher temperatures and pressures that may risk deformation, seal failure, or leaks depending on hose material and clamp integrity. For steam service or very high-temperature/pressure conditions, verify operating temperature/pressure limits of the specific connector, hoses and clamps, or choose a component explicitly rated for steam.

Does the Straight aluminum connector, HJ require clamps for secure sealing on silicone hoses and rubber tubes?

No, the Straight aluminum connector, HJ does not strictly require clamps for secure sealing on silicone hoses and rubber tubes. Its profiled edges are designed to provide excellent hose sealing, improving retention and leak resistance. However, for maximum safetyâespecially in pressurized cooling or heating systems, with hot fluids, or where vibration and temperature cycling occurâusing hose clamps is recommended to ensure an extra secure, long-term seal.

Straight aluminum connector, HJ

Additional information

Material	AL – aluminum
Standard length [m]	20

Aluminum straight connector perfect for connecting all silicone hoses and rubber tubes. Thanks to the profiled edges, it ensures excellent hose sealing. It is intended for cooling systems and heating systems in vehicles (water, coolant fluids, clean air or air with a small amount of oil mist). Material: aluminum. Standard connector length: 100 mm.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
VP-HJ-016-100	Aluminum connector 16 mm, L=100 mm	16	-
VP-HJ-019-100	Aluminum connector 19 mm, L=100 mm	20	-
VP-HJ-022-100	Aluminum connector 22 mm, L=100 mm	22	-
VP-HJ-025-100	Aluminum connector 25 mm, L=100 mm	25	-
VP-HJ-028-100	Aluminum connector 28 mm, L=100 mm	28	-
VP-HJ-032-100	Aluminum connector 32 mm, L=100 mm	32	-
VP-HJ-035-100	Aluminum connector 35 mm, L=100 mm	35	-
VP-HJ-038-100	Aluminum connector 38 mm, L=100 mm	38	-
VP-HJ-051-100	Aluminum connector 51 mm, L=100 mm	50	-
VP-HJ-057-100	Aluminum connector 57 mm, L=100 mm	55	-
VP-HJ-060-100	Aluminum connector 60 mm, L=100 mm	60	-
VP-HJ-063-100	Aluminum connector 63 mm, L=100 mm	65	-
VP-HJ-070-100	Aluminum connector 70 mm, L=100 mm	70	-
VP-HJ-076-100	Aluminum connector 76 mm, L=100 mm	75	-
VP-HJ-080-100	Aluminum connector 80 mm, L=100 mm	80	-
VP-HJ-089-100	Aluminum connector 89 mm, L=100 mm	90	-
VP-HJ-102-100	Aluminum connector 102 mm, L=100 mm	100	-

Aluminum straight connector perfect for connecting all silicone hoses and rubber tubes. Thanks to the profiled edges, it ensures excellent hose sealing. It is intended for cooling systems and heating systems in vehicles (water, coolant fluids, clean air or air with a small amount of oil mist). Material: aluminum. Standard connector length: 100 mm.