Silicone Weatherproofing Sealant Mf898

• Material: Silicone, Composite Materials
• Type: Silicone Sealant
• State: Fluid
• Mildew Proof: Mildew Proof
• Bonding Material: Glass
• Seal Tape Kind: Organic Material
• Model NO.: MF898
• Seal Tape Usage: Architecture
• Transport Package: Cartridge
• Specification: 300 ml / 25 pcs/carton
• Trademark: SILANDE
• Origin: China
• HS Code: 3506919010
• Production Capacity: 50000PCS/Years

Product Description

MF898
Silicone Weatherproofing Sealant
RTV, Neutral, One-Part Silicone Sealant

♦ DESCRIPTION / APPLICATIONS

SILANDE MF898 Silicone Weatherproofing Sealant, a one-part, RTV neutral-cure, architectural grade sealant, is a specified, premium performance weather sealing product specifically designed for general glazing and weather sealing in curtain wall and building facades.
TYPICAL PERFORMANCE

• Excellent adhesion to a wide range of substrates including coated glass, galvanized steel, masonry, anodized and polyester paint coated aluminium and stainless steel.and other porous and non- porous substrates.
• Ideal for expansion, connection, perimeter and other movement joints
• Suitable for use on extension/compression movement capability of up to ±50% of the original joint width.
• Excellent temperature stability: - 60°C to 180°C.
• High level of mechanical properties.
• High elasticity and high modulus.
• Resistant to ozone, stain resistance to non- porous materials such as aluminum, glass and stainless steel.
• TECHNICAL DATA - TYPICAL PROPERTIES

  TEST ITEMS	TECHNICAL DATA	TEST RESULT	STANDARD
  Uncured-Test Conditions: T: (23±2)°C, (50±5)% R.H.
  Rheological (Flow) Properties	Vertical displacement: sagW4.8 Horizontal displacement: No deformation	Vertical displacement: 0 mm sag Horizontal displacement: no deformation	ASTM C639
  Extrudability, ml/min	,10	52.2	ASTM C1183
  Tack-free Time, h Curing Time, d	W3 /	2.5 7~14	ASTM C679
  Range of Application Temperature, °C	/	5~40	/
  After cured-Test Conditions: 28 days placed at T: (23±2)°C, (50±5)% R.H.
  Hardness, Shore A	15-50	40	ASTM C661
  Movement capability %	±50	±50	ASTM C719
  Range ofTemperature Resistance, °C	/	-60~180°C	1
  Effects of Heat Aging	Shall lose W7% of its original weight Weight loss: 2.2% or show no cracking and chalking No cracking		ASTM C1246
  Staining and Color Change	The sealant shall not cause any visible stain on the top surface of a white cement mortar bases	There was no visible stain on the top surface of a white cement mortar bases	ASTM C510
  Adhesion&Cohesion under Cyclic Movement	W9 cm^2	No loss in bond	ASTM C719
  Adhesion-in-Peel	The peel strength shall N22.2 (5lbf) and the sealant shall showW25% bond loss	104.1N (Substrate:Glass) 70.5 (Substrate: Aluminium)Cohesive failure, no adhesion bond loss between sealant and surface	ASTM C794