Silicone rubber kit.

An excellent general purpose silicone rubber, used for mould making where minute surface detail needs to be reproduced and deep undercuts are present.

• Size: 2.1kg (2kg silicone + 100g curing agent).
• Mix rate by weight: 100 parts rubber to 5 parts curing agent.
• Demould: 16 - 24 hours.
• Shore Hardness: 19A
• Mix in a well ventilated area, nitrile gloves & eye protection recommended.
• If practical, cure for 7 days at room temperature before use.
• Shelf life: 6 months.
• Store at 18-25°C in original containers.

Silicone Rubber has virtually no shrinkage and therefore will accurately reproduce dimensions & is extremely durable.