HESS PUMICE GRADES (COMMON)
NOTE: Technical Data Sheets (TDS) for each grade are available—click on the grade name to view and/or download the PDF. The TDS sheets contain chemical analysis and physical properties data as well as the particle size specification and loose bulk density for the grade.
HESS PUMICE GRADE: #0
Typically used for: cosmetic body scrub exfoliant grit, glass beveling, tumbling media, primer-coat dimension grit.
HESS PUMICE GRADE: #0-1/2
Typically used for: dental compounds and denture finishing, cosmetic exfoliant grit, brass polishing, metal finishing, glass beveling, sand blasting, soap paste and gels, TV glass grinding, wood finishing.
HESS PUMICE GRADE: #0-3/4
Typically used for: dental compounds and denture finishing, waterless handsoaps (pastes and gels), powdered hand soaps.
HESS PUMICE GRADE: #1/2
Typically used for: concrete surfacing additive, cosmetics exfoliant grit, dental compounds and denture finishing, erasers, pumice stones (cosmetic), hand soaps.
HESS PUMICE GRADE: #1
Typically used for: metal finihsing, anti-skid paints and coatings, cosmetics exfoliant grit, sand blasting media.
HESS PUMICE GRADE: #1-1/2
Typically used for: cosmetic exfoliant grit, fur treatment.
HESS PUMICE GRADE: #2
Typically used for: concrete surface additive, anti-skid concrete surface, cosmetic exfoliant grit, metal finish texturing, fur treatment, non-skid paint/coatings, primer-coat dimension grit.
HESS PUMICE GRADE: #3
Typically used for: anti-skid concrete surfaces, cosmetic exfoliating grit, metal finishing, leather/suede finishing, non-skid surface paint/coatings, pothole filler, sand blasting, tumbling media.
HESS PUMICE GRADE: #4
Typically used for: filtration applications, non-skid surface paints/coatings, primer-coat dimension grit.
HESS PUMICE GRADE: #5
Typically used for: filtration applications, non-skid surface paints/coatings, primer-coat dimension grit.
HESS PUMICE GRADE: #7
Typically used for: metal polishing, traction aid.
HESS PUMICE GRADE: #10
Typically used for: pothole filler, traction grit, manufacture of polishing wheels.
HESS PUMICE GRADE: 1/8 fines
Typically used for: lightweight block aggregate, lightweight concrete aggregate, soil conditioner, lightweight engineered soils, spill absorbent, bulking agent.
HESS PUMICE GRADE: 3/8 fines
Typically used for: lightweight aggregate for block and crafted stone products, lightweight concrete aggregate, soil conditioner, lightweight engineered soils amendment, spill absorbent, bulking agent.
HESS PUMICE GRADE: 3/8 x #8
Typically used for: horticultural applications as a soilless grow media (hydro and aquaponics grow systems), containerized plants (cacti, succulents, bonsai) and in soilless blends. Aggregate for lightweight concrete blocks.
HESS PUMICE GRADE: 3/4 x 3/8
Typically used for: air filtration media, soilless grow media, lightweight concrete aggregate.
HESS PUMICE GRADE: 3/4 x 5/16
Typically used for: lightweight concrete aggregate, soilless grow media, decorative mulch.
HESS PUMICE GRADE: 5/16 C
Typically used for: soilless grow media, soil amendment.
HESS PUMICE GRADE: DS325
Typically used for: concrete pozzolan, fracking sand, extrafine aggregate for concrete statuary and other detailed castings.
HESS PUMICE GRADE: F
Typically used for: acrylic polishing, dental compounds and denture finishing, pumice stones (cosmetic), sand blasting, wood finishing.
HESS PUMICE GRADE: FF
Typically used for: circuit boards/copper-plated panel surface prep and conditioning, cosmetic exfoliant grit, dental compounds, cosmetic pumice stones, hand soap scrub grit, tumbling media.
HESS PUMICE GRADE: FFF
Typically used for: finish aircraft cockpits, circuit board prep, copper plated panel prep, chrome cleanser, cosmetic exfoliant grit, dental compounds, erasers, glass cleaner, hand soaps, tumbling media, wood finishing.
HESS PUMICE GRADE: FFFF
Typically used for: circuit board prep, copper plated panel prep, chrome cleanser, cosmetic exfoliant grit, dental compounds, erasers, glass cleaner, wood finishing.
HESS PUMICE GRADE: NCS-3
NCS-3 = Non-Crystalline Silica, 3 microns. Typically used for: functional filler for industrial coatings, paints, caulks; ultra-reactive pozzolan for glass fiber reinforced cement applications, precast concrete pieces, decorative stone and brick veneer products.
HESS PUMICE GRADE: NCS-5
NCS-5 = Non-Crystalline Silica, 5 microns. Typically used for: functional filler for industrial coatings, paints, caulks; tumbling media for plastics.
HESS PUMICE GRADE: NCS-8
NCS-8 = Non-Crystalline Silica, 8 microns. Typically used for: functional filler for industrial coatings, paints, caulks, rubber compounds; tumbling media for plastics.
HESS PUMICE GRADE: NCS-10
NCS-10 = Non-Crystalline Silica, 10 microns. Typically used for: functional filler for industrial coatings, paints, caulks, rubber compounds. Also glass cleaner scrub, plastics tumbling media, tile manufacturing, cosmetics.
HESS PUMICE GRADE: NCS-12
NCS-12 = Non-Crystalline Silica, 12 microns. Typically used for: functional filler for industrial coatings, paints, caulks, rubber compounds.
HESS PUMICE GRADE: NCS-15
NCS-15 = Non-Crystalline Silica, 15 microns. Typically used for: functional filler for industrial coatings, paints, caulks, rubber compounds.
HESS PUMICE GRADE: NCS-20
NCS-20 = Non-Crystalline Silica, 20 microns. Typically used for: functional filler for industrial coatings, paints, caulks, rubber compounds.
SEE ALSO: PUMICE PRODUCTS: SPECIALITY APPLICATIONS