Strength The strength of precast concrete gradually increase over time. Other materials can deteriorate, experience creep and stress relaxation, lose strength and/or deflect over time. The load-carrying capacity of precast concrete is derived from its own structural qualities and does not rely on the strength or quality of the surrounding backfill materials. Durability Studies have shown that precast concrete products...

Manufacturing Process of Drain covers Step 1. Storage of material Step 2. Assembling of moulds Step 3. Preparing reinforcement cage Step 4. Concrete mixture Step 5. Filling of moulds with concrete mixture Step 6. Settling mixture in moulds with the help of Vibration compaction method using ply wood base for shuttering finish. Step 7. Demoulding Step 8. Curing Process: All...

Founded in 2007, Started in a very Small town Dharuhera, started out with 2 Production Line, Shri Balaji spun pipes has come a long way from its beginnings by providing the Best Rcc Product Like Hume Pipes , Manhole Covers , Drain Cover , Concrete Pipes , Rcc Cement Pipes , In year 2012 He setup New unit of Shri...

We produce precast concrete manhole covers using superior quality raw material. 1. Cement: OPC 43 Grade Cement is used for the manufacture of precast RCC manhole covers and frame. 2. Aggregate: The nominal maximum size of course aggregate we use do not exceed 20 mm and is well graded. Aggregates are clean and free from deleterious material. 3. Reinforcement: At...