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Physical & Chemical Data of HL 200 | ||||||
Properties | Unit | Typical Value | Testing Standard | |||
Specific surface area(BET) | m2/g | 200±20 | GB/T 20020 | |||
pH in 4% dispersion | 3.9~4.5 | GB/T 20020 | ||||
Loss on drying (2 hour at 105℃) | % | ≤2.0 | GB/T 20020 | |||
Loss on ignition (2 hour at 1000° based on material dried for 2 hours at 105℃) | % | ≤2.0 | GB/T 20020 | |||
Sieve residue(45μm) | mg/kg | ≤250 | GB/T 20020 | |||
Silica content ( Based on ignited material) | % | ≥99.8 | GB/T 20020 | |||
Tamped density (based on material dried for 2 hours at 105℃) | g/dm² | 30~60 | GB/T 20020 |
Grade | HL-200 | HL-380 | HB-139 | HB-151 | HB-615 | HB-630 | |||||
Form | white amorphous powder | ||||||||||
Surface area (m2/g) | 200±20 | 380±30 | 100±20 | 130±20 | 160±30 | 320±30 | |||||
PH value | 3.9-4.5 | 3.7-4.5 | 5.5-7.5 | 3.7-4.5 | 5.5-7.5 | 5.5-8.0 | |||||
Loss on drying (2h,105℃) % | ≤2.0 | ≤2.5 | ≤1.5 | ≤0.7 | ≤0.5 | ≤0.5 | |||||
Loss on ignition (2h,1000℃) % | ≤2.0 | ≤2.5 | ≤10 | ≤2.5 | ≤4.0 | ≤4.0 | |||||
silica content (%) | ≥99.8 | ||||||||||
Tamped density (g/dm²) | 30-60 | 30-60 | 40-60 | 40-60 | 40-60 | 40-60 | |||||
Surface treatment | No | No | PDMS | DDS | HMDS | HMDS |
Application | Main Functions | Recommend Grade | Suggested Usage(%) | ||
Silicone rubber | HTV silicone rubber | reinforcing, transparent | HL-200, HL-300, HL-380, HB-132 | 0.5 - 3 | |
Silicone rubber insulator | reinforcing,insulate | HL-150,HL-200,HB-139 | 0.5 - 3 | ||
RTV silicone rubber | rheology control | HL-150,HL-200,HB Series | 0.5 - 3 | ||
Powder coating | Corona discharge | free flowing, anti-caking, dispersion, charge control | HB-630,HB-151,HL-200,HL-300,HL-380 | 0.5 - 3 | |
Varnish | PU,Acrylic acid, epoxy-polyester, amino | HB-630,HB-151,HL-200,HL-300 | 0.5 - 3 | ||
Liquid coating | industrial paint and marine paint | anti-sagging, anti-settling, thickening, thixotropy,leveling | HB-139,HB-151,HB-630 | 0.5 - 3 | |
acrylic acid, polyester, nitro | anti-sagging, anti-settling, thickening, thixotropy | HL-200,HL-300 | 0.5 - 3 | ||
Epoxy, vinyl polyester, PU | anti-sagging, anti-settling, thickening, thixotropy | HB-151,HB-139 | 0.5 - 3 | ||
Sealant | PU | thixotropy,anti-sagging, water content control | HB-139,HB-151,HL-200 | 3 - 7 | |
Adhesive | Epoxy | reinforcing, thixotropy, anti-sagging, thickening | HB-139,HB-151, HL-200, HL-300 | 1.5 - 3 | |
Composite material | thixotropy, anti-settling, anti-sagging, thickening | HL-200, HL-300, HB-151, HB-139 | 0.5 - 3 |