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Silicone tubes are widely used in many industries for their versatility and durability. These tubes are commonly used for the transportation of fluids and gases in medical, food, and chemical industries. However, to ensure the quality of silicone tubes, it is necessary to conduct a thorough inspection of their surface.

90 Degree Elbow Silicone Hose
90 Degree Elbow Silicone Hose

The silicone tubes surface inspection standard is critical in ensuring that the tubes meet the required quality standards. The inspection process involves a thorough assessment of the tube’s surface to identify any defects, such as scratches, dents, or foreign particles, that could compromise its integrity. The standard outlines specific criteria that manufacturers must meet, such as the number and size of defects that are acceptable.

Five-step surface inspection standard for silicone tube

1.Visual Inspection:
The first step in silicone tube surface inspection is a visual inspection. The inspector must check the surface of the tube for any cracks, holes, bubbles, or any other visible defects. The inspector must also check the dimensions of the tube to ensure that they are within the required specifications.

2.Physical Inspection:
The second step in silicone tube surface inspection is a physical inspection. The inspector must use their fingers to feel the surface of the tube for any irregularities. They must also use a magnifying glass to inspect the surface more closely.

3.Color Inspection:
The color of the silicone tube is also an important aspect to consider during surface inspection. The inspector must check the color of the tube and ensure that it matches the specified color.

4.Measurement Inspection:
The measurement inspection is done to check the dimensions of the tube. The inspector must use a caliper to measure the diameter and wall thickness of the tube. The measurement must be within the specified tolerance range.

5.Chemical Inspection:
The final step in silicone tube surface inspection is a chemical inspection. The inspector must conduct a chemical test to ensure that the tube is made of high-quality silicone material. The chemical test includes checking for any impurities or contaminants that may affect the quality of the tube.

Silicone Heater Hose
Silicone Heater Hose

How are silicone tubes measured?

The way each person measures evaluation specification is not the same, there will be a different standard value out.

1.Diameter: The diameter of a silicone tube is one of the most crucial dimensions that determine its functionality. The diameter can be measured using a micrometer, which is a tool that measures the thickness of the tube by placing it between two jaws.
2.Wall thickness: The thickness of the wall of a silicone tube is also a critical dimension that affects its performance. The wall thickness can be measured using a micrometer or a specialized wall thickness gauge that is designed for measuring the thickness of thin-walled tubes.
3.Length: The length of a silicone tube is measured using a measuring tape or a ruler. In some cases, manufacturers may use specialized equipment, such as laser measuring devices, to ensure accurate length measurements.
4.Tensile strength: The tensile strength of a silicone tube is a measure of its ability to withstand pulling forces without breaking. Tensile strength can be measured using a tensile testing machine, which applies a controlled force to the tube until it breaks, and measures the maximum force required to break it.
5.Durometer hardness: The durometer hardness of a silicone tube is a measure of its resistance to indentation. It can be measured using a durometer, which is a device that measures the hardness of a material by pressing a pointed tip into the surface of the tube.

The above is the inspection standard of silicone tube. Strictly according to the above standard, we can produce silicone tube with excellent quality.Contact hose silicone hose suppliers now!