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Transparent Anti-Mold Silicone Sealant
Model : RH-99203
: 0

Model : RH-99203 (NA)

Transparent Anti-Mold Silicone Sealant

Bulk Order
  • Stable during storage up to 12 months under recommended conditions.
  • Sealant cures clear for aesthetic finishing and invisible joints.
  • Maintains flexibility after curing to accommodate thermal and structural movement.
  • Smooth extrusion and tooling, compatible with standard caulking guns.
The Ronix RH-99203 Transparent Anti-Mold Silicone Sealant is a 300 mL acetoxy sealant supplied for use with a caulking gun. It is made with DMC base material and is compatible with glass, metal, and ceramic surfaces. This transparent sealant has a 15 min skin formation time, Shore A hardness of 20, and 300% elongation at break. It also supports clean finishing with a clear cured appearance and operates within a temperature range of -50–250 °C.
Model RH-99203
Cartridge size / volume 300 ml
Base Material DMC
Curing Type / Mechanism Acetoxy
Skin Formation Time 15 Min
Full Cure Rate 4.25mm/24h at 23±2°C, 50%±5RH
Shore A Hardness 20
Viscosity 500000 mPa.s
Tensile Strength 1.35-1.6 Mpa
Elongation at Break 300 %
operating temperature range -50 - 250 ℃
Application Temperature Range 5–40 ℃
Storage Temperature <27 ℃
Shelf Life 12 months
Transparency Transparent
Application Method caulking gun
Surface Compatibility glass , metal , ceramic
Chemical Resistance acids , alkalis
Gross weight 0.33 kg
Packaging Carton
Accessories Nozzle
Explore the sections below for a closer look at the RH-99203 sealant’s material, curing behavior, application details, and storage conditions.
The RH-99203 is formulated with DMC as its base material and cures through an acetoxy mechanism. It forms skin in 15 min and reaches a cure rate of 4.25 mm/24 h under the stated conditions of 23 ± 2 °C and 50 ± 5% RH.
This transparent anti-mold silicone sealant is applied with a caulking gun and is suitable for glass, metal, and ceramic surfaces. Its clear curing finish is useful for aesthetic finishing and invisible joints where a transparent sealant line is preferred.
The Ronix RH-99203 has a Shore A hardness of 20, viscosity of 500,000 mPa·s, tensile strength of 1.35–1.6 MPa, and elongation at break of 300%. It maintains flexibility after curing to accommodate thermal and structural movement and offers chemical resistance to acids and alkalis.
The RH-99203 can operate in temperatures from -50–250 °C and should be applied within the 5–40 °C application temperature range. For storage, it should be kept below 27 °C and remains stable for up to 12 months under recommended conditions.
This model comes in a 300 mL cartridge and includes a nozzle for application. It has a gross weight of 0.33 kg and is packed in carton packaging.  
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