Our modern and highly flexible manufacturing process allows our production facility to cope with a wide range of products and a diverse customer base. Leyland Hose & Silicone produce specialist one off prototypes, low volume parts and high volume production for the bus, truck and automotive markets. Having our own dedicated factory means we can focus on specific requirements and tailor our production to the ever changing needs of our customers.

General
Working Temperature -50°C to +180°C.
Good physical and chemical compatibility with coolant and corrosion inhibitors.
For conveyance of oil and fuel, a fluorosilicone liner is required (FSH).
Standard colour is blue but other colours are available.
All hoses to meet or exceed SAE J20R1 class A.

Material Specification Silicone Compound
Tested to BS903 at pressed cured for 5 minutes at +115°C.
Hardness (IHRD) 65 + 5
Density (g/cm3) 1.26 + 0.03
Tensile strength (Mpa) 7 min
Elongation at break (%) 200 min
Tear strength (KN/m) 11 min
Compression set (%) 18 Max

Reinforcement Fabric
Yarn: Fine Mesh 100% Polyester
Thickness: 0.56mm
Weight: 90gsm +/ – 17gsm
Burst pressure: 16Bar (232 psi) Tensile strength: 75-80 Kgf

Construction
Thickness of hose: 4.5mm min. silicone compound.
Layers of reinforcements:
Minimum 3 ply for diameter < 50mm
Minimum 4 ply for diameter > 50mm
Minimum 5 ply for diameter > 102mm
* Or built to customer requirement

Outside finish:
Cellulose bound (smooth finish)

Diameter Ranges
¼” (6mm) to 3” (76mm): 3m or 4m lengths
3-1/8” (80mm) and above: 1m lengths

Burst Pressure Chart
3,4 and 5 Ply Polyester, blue silicone hose (BSH range)

Temperature rating: (-50°C) up to (+180°C)

Benefits of Standard Blue Silicone Hose

  • Wide range of colours

  • Flexibility, strong tear resistance and elongation outperform conventional materials such as EPDM

  • Outstanding resistance to ozone and weathering

  • Hoses perform over a much wider temperature range (-50ºC to +180ºC)

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