Explore the Engineering Database more efficiently by signing up for free. Sign up free

R-1021 — Sand Ottawa Silica

Name: Insulation R Values — sand_ottawa_silica: record id 1021 · rsi per inch 0.013175 m2K/W/in · r value per inch 0.0748109 ft2hF/BTU/in · date 12/9/1955 · delta x 1.0059 in
Creator: Engineering Database

Material Id: Sand Ottawa Silica
Record Id: 1021
Date: 12/9/1955
Delta T (F): 15.8
Delta X (in): 1.0059
Density (lb/ft3): 98.84
Description: Nbs Standard sample, 20 to 30 Mesh (white, uniform, clean)
Form: Loose
K W Mk (W/mK): 1.9279
Manufacturer: Ottawa-Silica Co.
Material: Sand, Ottawa Silica
Mean Temp (F): 122.04
R Value per Inch (ft2hF/BTU/in): 0.074811
Rsi per Inch (m2K/W/in): 0.013175
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

Browse more civil engineering reference tables →

sand_ottawa_silica — record id 1021 · rsi per inch 0.013175 m2K/W/in · r value per inch 0.0748109 ft2hF/BTU/in · date 12/9/1955 · delta x 1.0059 in | Insulation R Values | Engineering Database