Double walled construction with specially developed ‘Fire Resisting Compound’ In between to have lower thermal conductivity.
Meant to with stand temperatures up to 900* C keeping internal temperatures within 170* C critical temperature for paper.
The door is securely into the body on the Tongue- Groove principle A total of 8 nos. shooting bolts lock the door end a dual control 6 lever keylock locks the movement of the bolts
The Insulation in the inner cabinet is kept absolutely moisture free and is cast to form a monolithic barrier. The joint of the inner door and the inner body is hermetically sealed by a special long the rubber channel lining which gets compressed due to the clenching mechanism of the inner door to the inner body preventing ingress of heat, & moisture.