MBT is a moderately fast curing primary accelerator for natural and synthetic rubbers. It is used for NR, IR, SBR, NBR, HR and EPDM. MBT is one of the most well used acidic accelerators and a medium to fast primary accelerator.
Properties: | Limits: | ||
Powder | Granules | Method: | |
Appearance: | Light yellow powder | Light yellow granules | |
Specific Gravity kg/m3: | 1.52 @ 20°C | 1.52 @ 20°C | |
Melting Point ▫C min: | 171.0 | 171.0 | D1519 |
Heat Loss, % max: | 0.40 | 0.40 | D5460 |
Ash, % max: | 0.40 | 0.30 | D5474 |
Residue on sieve (63 μm): | 0.50 | - | D5461 |
Residue on sieve (150 μm): | 0.10 | - | D5461 |
Oil content, %: | 1.0-2.0 | - | QB2007-09 |