Cement Sand Bajri Calculator
Ghar banate waqt sabse aam sawaal — chhat ya slab ke liye kitna cement, baalu aur bajri chahiye? Ye calculator aapki jagah ka maap lekar batata hai ki kitni bori cement aur kitne ghanmeter baalu-bajri lagegi. Bina thekedaar ke andaaza kar sakte hain.
Concrete ka hisaab kaise lagta hai
Concrete cement, baalu (sand) aur bajri (aggregate) ke mishran se banta hai. Kitna-kitna lagega ye grade (ratio) par nirbhar karta hai. Aam grade: M15 (1:2:4), M20 (1:1.5:3), M25 (1:1:2). Chhat/slab ke liye aksar M20 istemaal hota hai.
Dry volume = wet volume × 1.54
Har cheez = dry volume × uska ratio ÷ kul ratio
Ek misaal
10 × 10 feet ki chhat, 5 inch moti, M20 (1:1.5:3) grade. Lagbhag: 17 bori cement, ~1.3 m³ baalu, ~2.6 m³ bajri. Isme thoda wastage jodkar rakhein.
Dhyaan dene layak baatein
- Wastage jodein — 5-10% zyada material rakhein, kyunki thoda barbaad hota hai.
- Sariya (steel) alag — ye calculator sirf cement-baalu-bajri ka hai, sariya ka nahi.
- Paani ka anupaat — zyada paani se concrete kamzor. Mistri ki salah lein.
- Grade sahi chunein — chhat ke liye M20 se kam nahi.
Aur nirmaan hisaab
Deewar ke liye eent ka hisaab, ya rang ke liye paint ka hisaab bhi kaam aata hai. Zameen ka maap nikaalna ho to bigha converter aur nali-mutthi converter dekhein.
Aksar pooche jaane wale sawaal
10x10 chhat me kitna cement lagta hai?
5 inch moti M20 chhat me lagbhag 17 bori (50kg) cement, saath me baalu aur bajri. Wastage jodkar thoda zyada rakhein.
M20 grade kya hota hai?
Cement:baalu:bajri ka 1:1.5:3 anupaat. Chhat aur slab ke liye aam taur par yahi istemaal hota hai.
1 bori cement kitni hoti hai?
Ek bori 50 kg ki hoti hai, jo lagbhag 1.226 cubic feet volume deti hai.
Sariya ka hisaab isme hai?
Nahi, ye calculator sirf cement-baalu-bajri ka hai. Sariya (steel) ka hisaab structure ke design par nirbhar karta hai.