Insulation / Calcium Silicate Boards

CS-870 Calcium Silicate Boards

CS-870 is a grade in Shanker Agencies’ calcium silicate boards range, rated for continuous service to 870°C.

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Grade

CS-870

Max service temperature

870°C

Cold crushing strength

0.8 MPa

Bulk density

250-280 kg/m³

CS-870 technical specification

Typical values for CS-870 calcium silicate boards. Test methods vary by property and product family, so confirm the applicable standard against the manufacturer datasheet before specifying.

Max service temperature

870°C

Bulk density

250-280 kg/m³

Thermal conductivity

0.18 W/mK

Cold crushing strength

0.8 MPa

Size

1000×500×25-75mm

Where CS-870 is used

Backup insulation layer in multi-layer furnace liningsLadle furniture and coversKiln car decks (under the refractory deck)Heat shields around vessel steel structuresPipe insulation, industrial process pipingFlat-bed furnace hearth backup

Is CS-870 right for your application?

Rated for continuous service up to 870°C.

Compare CS-870 with other grades▾

Compare CS-870 against every grade SAPL stocks in this family.

Swipe to compare grades

Grade	Max service temperature	Bulk density	Thermal conductivity	Cold crushing strength	Size
CS-650	650°C	220-260 kg/m³	0.15 W/mK	0.5 MPa	1000×500×25-75mm
CS-870this grade	870°C	250-280 kg/m³	0.18 W/mK	0.8 MPa	1000×500×25-75mm
CS-1000	1000°C	280-320 kg/m³	0.22 W/mK	1.0 MPa	1000×500×25-75mm

← CS-650 CS-1000 →

Send the drawing, dimensions, application and quantity for CS-870 calcium silicate boards. Our technical team reviews the requirement and advises on grade and fulfilment route.

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Grade designations & equivalents▾

How CS-870 is referenced across Indian and export naming conventions.

SAPL grade code	CS-870
Max service temperature	870°C

Installation notes

1Cut to size using hand saw or jigsaw, no specialist tools required
2Attach with stainless steel screws or high-temp adhesive to steel substrate
3Butt joints, use ceramic fiber paper (1260°C) to seal joints if gas-tight seal required
4Pre-dry if boards were stored in damp conditions before installation (200°C, 4 hrs)

Disclaimer: values are typical and compiled by Shanker Agencies Pvt. Ltd. from standard industry data and published manufacturer specifications. They are indicative, not a guarantee. Confirm the exact grade datasheet before specifying. For a certified datasheet or quotation, contact info@shankeragencies.com or +91 98999 57888.