Bolting Technology

Mineral Dry Mortar

Sika Deutschland GmbH offers SikaRock Anchor Mortar 1 and SikaRock Anchor Mortar HS – two hydraulically hardened and pure mineral dry mortars – for anchoring rock nails and filling anchor drill holes in mining and tunnelling. The HS product variant possesses a higher sulphate resistance and is particularly suitable for resisting water containing sulphate in mining or tunnel structures. SikaRock Anchor Mortar 1 on a Portland cement basis can also be used to secure construction pits and slopes. Both anchor mortars form a reliable adhesive bond with rock and tie bars, are frost-resistant,...

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Issue 2022-05

Development of a High Early-Strength Anchor Mortar for Tunnel Construction

1 Introduction In tunnel construction, a reduced construction time leads to significant cost savings. Therefore, the demand for faster construction processes is high. Any curing time that exceeds...

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