Grip blocks: PTKA 6,3

Grip blocks PTKA designed to hold brake ropes and smooth cage stop in case of round steel rope or suspension gear breakage during single-rope hoisting in coal and ore mines:

• 64 versions;
• according to Customer’s needs, grip blocks are produced equipped with block coupling or without it;
• shock absorber is individually adjusted to the braking force according to the actual operating conditions;
• tests of the safety hook for strength and brake ropes retention are performed.