What is the hardness range of silicone products？
🕙 2024-08-29 👆
The hardness of silicone products can vary widely depending on their formulation and intended application. Hardness is typically measured using the Shore hardness scale, particularly the Shore A scale for softer materials and the Shore D scale for harder materials.
Hardness Range of Silicone Products:
1. Soft Silicones:
Shore A 10 to 20: Very soft and flexible. These silicones are used in applications like soft cushioning, medical devices, and certain types of seals and gaskets that require a high degree of flexibility.
2. Medium-Hardness Silicones:
Shore A 30 to 50: Moderately soft but with more resistance to deformation. Common in applications like general-purpose seals, gaskets, and some types of flexible molds.
3. Firm Silicones:
Shore A 60 to 80: Firm and more rigid, offering greater durability and wear resistance. Often used in industrial gaskets, automotive parts, and more robust sealing applications.
4. Hard Silicones:
Shore A 90 and above: Very firm, bordering on rigid. These silicones are used in applications where a tough, durable material is needed, such as in some medical devices or specialized industrial components.
5. Shore D Hardness:
Shore D 30 to 70: For very hard silicone products, often used in structural or heavy-duty applications where high rigidity is required.
Summary:
· Shore A 10 to 20: Very soft.
· Shore A 30 to 50: Moderately soft.
· Shore A 60 to 80: Firm.
· Shore A 90 and above: Very firm.
· Shore D 30 to 70: Rigid.
These ranges allow silicone to be tailored for a wide variety of uses, from soft, skin-contact products to hard, durable industrial components.
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